{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041733,"usec":903101},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203211,"noise_level":-0.032824,"freq_skew":0.670207,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041733,"usec":906457},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.624287,"noise_level":-8.776064,"freq_skew":0.544057,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-4.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041733,"usec":908500},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467843,"noise_level":-11.136997,"freq_skew":0.057432,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-6.300000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041734,"usec":669966},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.782790,"noise_level":-12.925322,"freq_skew":0.573391,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"U264ZU","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041734,"usec":672470},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557745,"noise_level":-16.050697,"freq_skew":0.033078,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TP055E","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041734,"usec":672470},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.557745,"noise_level":-16.050697,"freq_skew":0.033078,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250511","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041734,"usec":675002},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984613,"noise_level":-17.331713,"freq_skew":1.082674,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041735,"usec":436344},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305057,"noise_level":-17.993397,"freq_skew":2.217816,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28265,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[218,88]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":0,"acked_credit":11}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041735,"usec":437111},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803345,"noise_level":-18.282549,"freq_skew":-1.577867,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28397,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[64,87,98,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041735,"usec":439095},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706328,"noise_level":-18.800026,"freq_skew":-0.948469,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041735,"usec":440118},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.932087,"noise_level":-19.547226,"freq_skew":0.338338,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041736,"usec":189547},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664044,"noise_level":-20.709341,"freq_skew":1.857588,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041736,"usec":193351},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563679,"noise_level":-20.980415,"freq_skew":-2.571735,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEWJ","mode":"2","label":"1L","blk_id":"4","ack":"!","flight":"LH06ZE","msg_num":"M65","msg_num_seq":"A","msg_text":"00052209212KITTP* KKDM(D2VH:XW,BXURR8KWLX(KI2O11HQYB()"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041736,"usec":196085},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790474,"noise_level":-22.063431,"freq_skew":-0.094356,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041736,"usec":956667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.897085,"noise_level":-23.228519,"freq_skew":0.431264,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041736,"usec":958502},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226121,"noise_level":-23.987665,"freq_skew":0.589957,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEWJ","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041737,"usec":716422},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048905,"noise_level":-24.534740,"freq_skew":-2.308980,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041737,"usec":717238},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878269,"noise_level":-24.505508,"freq_skew":0.121532,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250511","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041738,"usec":483218},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.153550,"noise_level":-25.255810,"freq_skew":-1.493056,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28397,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[64,87,98,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041738,"usec":489931},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975753,"noise_level":-24.989500,"freq_skew":-0.030560,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041740,"usec":6352},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591654,"noise_level":-25.166883,"freq_skew":2.527870,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[23,246,115,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041740,"usec":7884},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496499,"noise_level":-25.125874,"freq_skew":1.327072,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.200000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041740,"usec":763425},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912601,"noise_level":-26.082476,"freq_skew":2.122863,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[247,211,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041740,"usec":765940},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453161,"noise_level":-25.943623,"freq_skew":1.241224,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041740,"usec":770804},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631554,"noise_level":-25.773117,"freq_skew":2.803811,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041740,"usec":772078},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324711,"noise_level":-26.381815,"freq_skew":1.429314,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23126124","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,172,84,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041741,"usec":528796},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973929,"noise_level":-26.441608,"freq_skew":1.873017,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":2}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["129F1A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041741,"usec":531470},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.251184,"noise_level":-26.296942,"freq_skew":-1.556860,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28397,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[64,87,98,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041742,"usec":288954},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726842,"noise_level":-25.997297,"freq_skew":1.236723,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041742,"usec":290675},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770818,"noise_level":-25.911100,"freq_skew":0.004853,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[173,10,29,13]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041742,"usec":292617},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824476,"noise_level":-25.825748,"freq_skew":2.063269,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23121126","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,162,86,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041743,"usec":53589},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650123,"noise_level":-25.607681,"freq_skew":1.191231,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041743,"usec":53849},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.894032,"noise_level":-25.607681,"freq_skew":1.817559,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DHA","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR12ZZ","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041743,"usec":58339},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889076,"noise_level":-25.394955,"freq_skew":-1.709183,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-2.300000},"alt":18000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041743,"usec":812577},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893935,"noise_level":-25.171547,"freq_skew":-1.567189,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-IZR","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"IB06VL","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041743,"usec":812577},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.893935,"noise_level":-25.171547,"freq_skew":-1.567189,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15020314","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,32,204,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041744,"usec":572790},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647396,"noise_level":-24.877258,"freq_skew":-2.492467,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":329,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041744,"usec":579855},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139880,"noise_level":-24.622139,"freq_skew":1.802368,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041744,"usec":580650},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597874,"noise_level":-24.577887,"freq_skew":0.784249,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041745,"usec":343605},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034555,"noise_level":-24.504627,"freq_skew":-1.831699,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041745,"usec":343605},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.034555,"noise_level":-24.504627,"freq_skew":-1.831699,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28397,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[64,87,98,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041745,"usec":344463},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131162,"noise_level":-24.475498,"freq_skew":0.678495,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[43,59,170,141]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.755000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041745,"usec":346117},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854774,"noise_level":-25.019680,"freq_skew":-0.628701,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":40,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041745,"usec":348765},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900063,"noise_level":-25.902996,"freq_skew":1.799895,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[175,123,134,24]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,42,53,14]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":93602},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676195,"noise_level":-26.385731,"freq_skew":-0.632421,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":41,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28484,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[11,0,114,240]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":95050},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.019917,"noise_level":-26.295609,"freq_skew":0.652648,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":95296},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946739,"noise_level":-26.295609,"freq_skew":2.040502,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":98125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653016,"noise_level":-26.153336,"freq_skew":0.740160,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":99466},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937202,"noise_level":-27.063292,"freq_skew":0.098433,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[173,10,29,13]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":858131},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.090342,"noise_level":-26.927246,"freq_skew":0.159397,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[31,94,206,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":861321},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284413,"noise_level":-26.755407,"freq_skew":0.831347,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[49,35,232,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":862454},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148594,"noise_level":-27.761240,"freq_skew":0.718210,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44345,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[24,163,239,148]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041746,"usec":864674},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.621258,"noise_level":-27.897297,"freq_skew":-0.018095,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[146,154,54,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041747,"usec":625554},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.054636,"noise_level":-27.747660,"freq_skew":0.619390,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":38015,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041747,"usec":626741},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074677,"noise_level":-28.339153,"freq_skew":0.795062,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":38018,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041747,"usec":626823},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891071,"noise_level":-28.339153,"freq_skew":1.891246,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041747,"usec":632566},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046807,"noise_level":-27.983540,"freq_skew":0.805680,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":44348,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":28557,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,109]},{"name":"called_responding_transport_selector","value":[1,1]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[75,22,177,129]},{"name":"checksum","value":[207,200]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041748,"usec":386374},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.320030,"noise_level":-28.392097,"freq_skew":-2.261929,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":154438},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359220,"noise_level":-27.968887,"freq_skew":1.613925,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3644,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":29,"dst_ref":28557,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,109]},{"name":"called_responding_transport_selector","value":[1,1]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[215,99]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":158020},"freq":136975000,"burst_len_octets":73,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236530,"noise_level":-27.775398,"freq_skew":0.749358,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[153,115]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":8}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.755000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":158806},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128358,"noise_level":-27.995525,"freq_skew":0.757400,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":44353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[76,190]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":159403},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237014,"noise_level":-28.151211,"freq_skew":0.654577,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":44354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":29,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[22,134]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25248141,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":1}}}}},"context_mgmt":{"cm_ground_message":{"choice":"cmContactRequest","data":{"atn_context_mgmt_contact_request":{"facility_designation":"LFBB","long_tsap":{"rdp":[129,131,70,82,0],"short_tsap":{"ars":[1,67,67],"loc_sys_nsel_tsel":[1,67,69,83,45,66,68,88,1,99,109]}}}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":161105},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441168,"noise_level":-28.062857,"freq_skew":1.472649,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28461,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":908236},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.974122,"noise_level":-28.194550,"freq_skew":0.738022,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":12,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[211,64]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":908922},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492113,"noise_level":-28.728062,"freq_skew":1.556165,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[141,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":909329},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.482836,"noise_level":-29.795898,"freq_skew":0.097026,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":43.200001,"lon":-1.300000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":909887},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.040186,"noise_level":-29.742405,"freq_skew":0.652863,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44345,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[24,163,239,148]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":911019},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132803,"noise_level":-30.085354,"freq_skew":0.849080,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":38015,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":911631},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.589294,"noise_level":-30.030056,"freq_skew":0.185693,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":911694},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550225,"noise_level":-30.030056,"freq_skew":1.898792,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[87,117,174,140]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":8}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041749,"usec":912905},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504089,"noise_level":-29.920500,"freq_skew":1.460333,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3645,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28557,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[91,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":674602},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668931,"noise_level":-30.158146,"freq_skew":1.600477,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28327,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[238,244]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":676148},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334835,"noise_level":-30.019402,"freq_skew":0.838171,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[134,239,27,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":676576},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486896,"noise_level":-29.991917,"freq_skew":0.722616,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":680125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084641,"noise_level":-30.359802,"freq_skew":-0.695900,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":680193},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766601,"noise_level":-30.359802,"freq_skew":0.165558,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[173,10,29,13]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":681010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033557,"noise_level":-30.302732,"freq_skew":1.587837,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":681293},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310649,"noise_level":-30.274336,"freq_skew":0.821398,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":15,"variable_part_params":[{"name":"checksum","value":[3,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":681593},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618502,"noise_level":-30.274336,"freq_skew":0.636883,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041750,"usec":681994},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.812837,"noise_level":-30.813349,"freq_skew":-0.042656,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[47,187,190,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041751,"usec":426382},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375618,"noise_level":-30.693523,"freq_skew":0.713032,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[165,104]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":10}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"TOPTU"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041751,"usec":427112},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449610,"noise_level":-30.634228,"freq_skew":1.530683,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,82,89,82,0,72,194,160,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":3646,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[8]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":30,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[1,1]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[250,44]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041751,"usec":427638},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738398,"noise_level":-30.604729,"freq_skew":1.741354,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041751,"usec":433764},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.180084,"noise_level":-30.258358,"freq_skew":0.604551,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[3,71,166,106]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041751,"usec":434308},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092284,"noise_level":-30.797577,"freq_skew":0.619001,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":47.000000,"flags":192,"pdu_id":25321,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":19876,"dst_ref":30,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[1,1]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[126,185]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":201417},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.796288,"noise_level":-30.472542,"freq_skew":1.104643,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4004,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":202757},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478449,"noise_level":-30.357296,"freq_skew":1.590750,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28390,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[108,1]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":203413},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924058,"noise_level":-30.300243,"freq_skew":1.324973,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":204406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625215,"noise_level":-30.243565,"freq_skew":1.921248,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":206169},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808459,"noise_level":-30.887783,"freq_skew":2.736556,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3120,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":208866},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491904,"noise_level":-30.707134,"freq_skew":1.728192,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3648,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28390,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[133,151]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":954186},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797917,"noise_level":-31.280048,"freq_skew":0.038513,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":954502},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823642,"noise_level":-31.922722,"freq_skew":1.945252,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":955437},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597842,"noise_level":-32.589783,"freq_skew":0.663539,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":956022},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173887,"noise_level":-32.552849,"freq_skew":0.660468,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28,"credit":10,"rseq":10,"variable_part_params":[{"name":"checksum","value":[210,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":959180},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.145249,"noise_level":-32.298645,"freq_skew":0.408689,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[169,241,89,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041752,"usec":959808},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549883,"noise_level":-32.820316,"freq_skew":1.770380,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19876,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[162,142]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041753,"usec":714832},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.095119,"noise_level":-32.448357,"freq_skew":0.512435,"avlc":{"src":{"addr":"407E63","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041753,"usec":715429},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448662,"noise_level":-32.375839,"freq_skew":1.391497,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":19876,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[56,253]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,4768416,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":1}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"RYR3XD","long_tsap":{"rdp":[65,82,89,82,0],"short_tsap":{"ars":[72,194,160],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,82,89,82,0],"short_tsap":{"ars":[72,194,160],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LEMG","destination_airport":"EPPO"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041753,"usec":715949},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388868,"noise_level":-32.754162,"freq_skew":1.468107,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610190727\r\n 141 56660A10760A115BCG3A-L200-0002\r\n-3000 370150017517466 342 345 322 321\r\n-2500 370140017617466 343 346 323 324\r\n-2000 370110017617466 343 346 323 323\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041753,"usec":716223},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.042424,"noise_level":-32.754162,"freq_skew":0.751622,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041753,"usec":718441},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915398,"noise_level":-32.530766,"freq_skew":2.289234,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28265,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[211,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041753,"usec":719689},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218277,"noise_level":-32.421185,"freq_skew":0.837417,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":47.000000,"flags":192,"pdu_id":25326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":30,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[201,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041753,"usec":720044},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.032837,"noise_level":-32.384964,"freq_skew":0.632467,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":47.000000,"flags":192,"pdu_id":25327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":30,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[213,215]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"transient","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"context_mgmt":{"cm_ground_message":{"choice":"cmLogonResponse","data":{"atn_context_mgmt_logon_response":{}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041754,"usec":474276},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544298,"noise_level":-32.100502,"freq_skew":1.825302,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-4.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041754,"usec":474960},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.354492,"noise_level":-32.030823,"freq_skew":-1.656374,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041754,"usec":475226},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490609,"noise_level":-31.996189,"freq_skew":2.448598,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28265,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[138,216]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041754,"usec":476548},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621049,"noise_level":-31.893110,"freq_skew":0.402996,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041754,"usec":477519},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.608798,"noise_level":-32.934910,"freq_skew":0.069715,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041755,"usec":240449},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672723,"noise_level":-32.521320,"freq_skew":0.465159,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":310,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041755,"usec":240768},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493543,"noise_level":-32.484680,"freq_skew":0.609511,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[215,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041755,"usec":241713},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663325,"noise_level":-32.411861,"freq_skew":1.586788,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19876,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[180,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041755,"usec":244274},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392306,"noise_level":-32.830048,"freq_skew":-1.198578,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041755,"usec":245289},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718705,"noise_level":-32.716652,"freq_skew":1.974559,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":574,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041755,"usec":247891},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409162,"noise_level":-32.494205,"freq_skew":1.502345,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370120017617466 343 346 323 323\r\n-1000 370130017617466 342 345 323 322\r\n-0500 370110017517466 342 346 323 322\r\n 2700 370110017517366 342 343 322 322\r\n+0500 370100017517466 342 346 323 323\r\n+1000 3701100"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041755,"usec":248437},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708866,"noise_level":-32.457680,"freq_skew":1.561649,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":30,"dst_ref":19876,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[68,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":7665},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970071,"noise_level":-32.313091,"freq_skew":1.159438,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":258,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":8006},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804677,"noise_level":-32.277317,"freq_skew":0.667423,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":10950},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.877181,"noise_level":-31.927450,"freq_skew":2.562963,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":12808},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550782,"noise_level":-31.893225,"freq_skew":1.490420,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28557,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[193,175]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmContactResponse","data":{"atn_context_mgmt_contact_response":"contactNotSuccessful"}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":13209},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378115,"noise_level":-32.662868,"freq_skew":0.776663,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":47.000000,"flags":192,"pdu_id":25330,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":19876,"dst_ref":30,"variable_part_params":[{"name":"checksum","value":[143,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":13876},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554200,"noise_level":-32.588543,"freq_skew":0.823370,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4004,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":14870},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599243,"noise_level":-32.548958,"freq_skew":1.992645,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":762020},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.052529,"noise_level":-32.223614,"freq_skew":0.663264,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":44375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":29,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[241,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":764916},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102138,"noise_level":-31.944304,"freq_skew":0.648407,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":44376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28557,"dst_ref":29,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[153,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":767091},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389986,"noise_level":-31.875858,"freq_skew":0.725166,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041756,"usec":767188},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252346,"noise_level":-31.875858,"freq_skew":0.870210,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041757,"usec":533705},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106232,"noise_level":-31.443644,"freq_skew":1.487102,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041757,"usec":535067},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810578,"noise_level":-31.314869,"freq_skew":0.104711,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":147,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041757,"usec":535215},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625489,"noise_level":-31.586630,"freq_skew":-0.230056,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-IZH","mode":"2","label":"H2","blk_id":"3","ack":"!","flight":"EC89MC","msg_num":"M63","msg_num_seq":"A","msg_text":"02E26GCTSEDDBN40019W00720818343600M535187057G    QN40459W00633418413598M535196053G    QN41307W00547518483598M537205049G    QN42215W00513218553599M535211050G    QN43129W00440919023597M535221052G    QN44045W00410"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041757,"usec":537170},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385039,"noise_level":-31.455734,"freq_skew":1.487095,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"C","sublabel":"DF","msg_text":"17517466 342 345 322 323\r\n+1500 370120017517466 342 345 323 323\r\n+2000 370120017517466 341 344 323 321\r\n+2500 370110017517366 342 345 322 321\r\n+3000 370100017517466 341 344 322 321\r\n+3500 370100017517366 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041757,"usec":537451},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610631,"noise_level":-31.455734,"freq_skew":1.466182,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3654,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":29,"dst_ref":28557,"variable_part_params":[{"name":"checksum","value":[135,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041757,"usec":539338},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665628,"noise_level":-31.263016,"freq_skew":2.309759,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28265,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[211,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041757,"usec":539862},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719010,"noise_level":-31.329472,"freq_skew":0.634610,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":287282},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338888,"noise_level":-31.897142,"freq_skew":0.727948,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":38728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[62,148,60,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":288352},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463311,"noise_level":-31.795227,"freq_skew":0.808596,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440209","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":288487},"freq":136975000,"burst_len_octets":58,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792536,"noise_level":-31.795227,"freq_skew":1.102169,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"3B","blk_id":"6","ack":"!","flight":"IB07DW","msg_num":"M35","msg_num_seq":"A","msg_text":"IB07DW.26.EGLL"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":288613},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890251,"noise_level":-31.795227,"freq_skew":-0.606711,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":42,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[40,83,101,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":288715},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-8.112107,"noise_level":-32.184666,"freq_skew":0.107980,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"SA","blk_id":"9","ack":"!","flight":"IB05CA","msg_num":"S15","msg_num_seq":"A","msg_text":"0EV190909V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":9,"sec":9}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":289324},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130557,"noise_level":-32.114307,"freq_skew":2.338764,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":277,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":290043},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603769,"noise_level":-32.044514,"freq_skew":2.320349,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28265,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[138,216]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":290650},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460714,"noise_level":-32.009827,"freq_skew":2.274397,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2482,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28454,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":290895},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051949,"noise_level":-31.975277,"freq_skew":0.813628,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":294687},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804777,"noise_level":-31.637136,"freq_skew":-3.128172,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":428,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041758,"usec":294948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.959897,"noise_level":-31.980152,"freq_skew":0.696708,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":51322},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096335,"noise_level":-31.608707,"freq_skew":0.691006,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440209","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IZH","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":55979},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686161,"noise_level":-31.392860,"freq_skew":-0.050100,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IZH","mode":"2","label":"H2","blk_id":"4","ack":"!","flight":"EC89MC","msg_num":"M63","msg_num_seq":"B","msg_text":"02E26GCTSEDDBN40019W00720818343600M535187057G    QN40459W00633418413598M535196053G    QN41307W00547518483598M537205049G    QN42215W00513218553599M535211050G    QN43129W00440919023597M535221052G    QN44045W00410019093599M537222053G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":814167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460827,"noise_level":-31.360676,"freq_skew":0.792142,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":814936},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868855,"noise_level":-31.873020,"freq_skew":1.544955,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3655,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28390,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[111,188]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":18}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":815109},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442465,"noise_level":-31.873020,"freq_skew":1.531433,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"D","sublabel":"DF","msg_text":"1 345 322 322\r\n+4000 370120017517366 341 344 322 321\r\n+4500 370130017517366 342 344 322 321\r\n+5000 370140017517366 341 344 322 322\r\n+5500 370140017517366 341 344 323 323\r\n+6000 370160017517466 342 346 323 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":815643},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636044,"noise_level":-32.510906,"freq_skew":2.225868,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":816161},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530414,"noise_level":-32.474308,"freq_skew":0.717334,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4005,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[165,252]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":816669},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185308,"noise_level":-32.808804,"freq_skew":0.057286,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":816979},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868936,"noise_level":-32.770935,"freq_skew":2.272870,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":817244},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966627,"noise_level":-32.733227,"freq_skew":1.079898,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041759,"usec":818850},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137093,"noise_level":-32.547112,"freq_skew":0.669048,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,216,219,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041760,"usec":574729},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365752,"noise_level":-32.221836,"freq_skew":1.731769,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041760,"usec":576041},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113917,"noise_level":-32.081085,"freq_skew":0.740334,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28,"credit":11,"rseq":11,"variable_part_params":[{"name":"checksum","value":[199,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041760,"usec":576903},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309393,"noise_level":-31.977003,"freq_skew":2.075523,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5968,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[7,32]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041760,"usec":577902},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213058,"noise_level":-31.874151,"freq_skew":0.747694,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440209","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041760,"usec":578092},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279342,"noise_level":-31.874151,"freq_skew":0.848184,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":38728,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[62,148,60,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041760,"usec":578092},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.279342,"noise_level":-31.874151,"freq_skew":0.848184,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041760,"usec":581702},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606227,"noise_level":-31.605690,"freq_skew":-0.518475,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":43,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[15,218,161,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":334932},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823170,"noise_level":-31.409653,"freq_skew":0.841071,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":335069},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424449,"noise_level":-31.409653,"freq_skew":0.835583,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":335466},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295710,"noise_level":-31.377407,"freq_skew":0.838679,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440209","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IZH","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":336925},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.001781,"noise_level":-31.570141,"freq_skew":0.639945,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[174,172]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":13,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":337792},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108695,"noise_level":-32.170181,"freq_skew":0.736578,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[130,121]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":338272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826015,"noise_level":-32.099937,"freq_skew":1.496805,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":338495},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.062579,"noise_level":-32.099937,"freq_skew":0.626651,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":338613},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595759,"noise_level":-32.065029,"freq_skew":1.516355,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":805,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[238,7,160,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":339959},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620822,"noise_level":-31.926781,"freq_skew":0.625279,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041761,"usec":342385},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883985,"noise_level":-31.723444,"freq_skew":-0.681175,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28343,"credit":4,"rseq":13,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[114,214,200,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":94611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908478,"noise_level":-31.656712,"freq_skew":-0.159012,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":96628},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542979,"noise_level":-31.459532,"freq_skew":1.377745,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28390,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[104,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":97022},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506233,"noise_level":-31.427099,"freq_skew":1.273987,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"E","sublabel":"DF","msg_text":"23\r\n+6500 370160017617366 343 347 324 325\r\n+7000 370160017617466 343 347 324 325\r\n+7500 370150017617466 342 346 324 323\r\n+8000 370140017617466 342 346 323 324\r\n+8500 370110017617466 342 346 324 323\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":97254},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395995,"noise_level":-31.427099,"freq_skew":0.726449,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440CBE","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":98070},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882115,"noise_level":-31.475342,"freq_skew":0.109146,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":147,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":98649},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396142,"noise_level":-31.442850,"freq_skew":1.756446,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-4.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":99222},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143306,"noise_level":-31.426285,"freq_skew":0.602206,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440CBE","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[221,7,166,246]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":99768},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700416,"noise_level":-31.393974,"freq_skew":2.134678,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":101482},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234915,"noise_level":-31.234209,"freq_skew":0.606050,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":861252},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619750,"noise_level":-31.171116,"freq_skew":0.704163,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":862091},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519700,"noise_level":-31.077330,"freq_skew":1.309662,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28327,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[181,211]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":20}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":862343},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501948,"noise_level":-31.077330,"freq_skew":2.234854,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28265,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[23,81]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":862736},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700602,"noise_level":-31.324810,"freq_skew":-0.007645,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":570,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":865126},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928051,"noise_level":-31.967821,"freq_skew":2.300024,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":865732},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655217,"noise_level":-31.899189,"freq_skew":-0.823052,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":193,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[54,199,99,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":866969},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.025633,"noise_level":-31.865078,"freq_skew":0.781408,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":16,"variable_part_params":[{"name":"checksum","value":[254,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":867316},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786936,"noise_level":-31.865078,"freq_skew":1.720058,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041762,"usec":869175},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551062,"noise_level":-32.614952,"freq_skew":2.211436,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6229,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44669,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[186,168]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041763,"usec":615264},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093902,"noise_level":-32.541039,"freq_skew":0.574640,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041763,"usec":615733},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507617,"noise_level":-32.504314,"freq_skew":1.494008,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"F","sublabel":"DF","msg_text":"70120017617466 343 346 324 324\r\n-30 84 84 172 1690120096611\r\n-25 84 84 172 1690120096611\r\n-20 84 84 172 1690120106611\r\n-15 84 84 172 1690120096611\r\n-10 84 84 172 1690120096611\r\n-05 84 84 172 1690120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041763,"usec":623524},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354550,"noise_level":-31.766947,"freq_skew":1.543736,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041763,"usec":623624},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-9.625565,"noise_level":-32.809151,"freq_skew":2.227834,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":5,"unknown_proto":{"data":[193,225,1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041764,"usec":382942},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524855,"noise_level":-32.696022,"freq_skew":0.639325,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[179,242]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":17,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041764,"usec":384126},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336221,"noise_level":-32.584351,"freq_skew":0.649012,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041764,"usec":389479},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324587,"noise_level":-32.618958,"freq_skew":0.745237,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":38485,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041765,"usec":145771},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360466,"noise_level":-32.079094,"freq_skew":2.226813,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041765,"usec":149997},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559545,"noise_level":-31.703484,"freq_skew":-3.154205,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041765,"usec":150872},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754067,"noise_level":-32.196964,"freq_skew":1.258076,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28381,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[172,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041765,"usec":908928},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379715,"noise_level":-32.126507,"freq_skew":2.453222,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":28,"dst_ref":28265,"variable_part_params":[{"name":"checksum","value":[107,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041765,"usec":910396},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529647,"noise_level":-31.952820,"freq_skew":2.705671,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":964,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041765,"usec":916703},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723289,"noise_level":-32.093693,"freq_skew":2.314660,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44669,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[48,114]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041766,"usec":663249},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.197811,"noise_level":-32.211395,"freq_skew":0.788692,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[179,242]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":17,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041766,"usec":665762},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158179,"noise_level":-31.932472,"freq_skew":0.707950,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041766,"usec":666531},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614610,"noise_level":-31.898230,"freq_skew":0.635785,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041766,"usec":669391},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539181,"noise_level":-31.629032,"freq_skew":0.523772,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8311,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[247,60,218,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041766,"usec":670968},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415503,"noise_level":-31.497499,"freq_skew":1.354836,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[137,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041767,"usec":430984},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534389,"noise_level":-32.415356,"freq_skew":0.145798,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[251,221,70,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041767,"usec":435141},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692821,"noise_level":-32.059998,"freq_skew":-0.969109,"avlc":{"src":{"addr":"4CAD96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":73,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":723,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44641,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[167,124,148,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041767,"usec":435900},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771870,"noise_level":-31.990635,"freq_skew":1.492069,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041767,"usec":438687},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679366,"noise_level":-31.752146,"freq_skew":0.869018,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041767,"usec":440089},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561150,"noise_level":-31.618750,"freq_skew":1.956635,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-7.700000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041768,"usec":196968},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850685,"noise_level":-31.520031,"freq_skew":1.842118,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"EC47NL","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041768,"usec":196968},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.850685,"noise_level":-31.520031,"freq_skew":1.842118,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,49,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041768,"usec":951146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848343,"noise_level":-30.708431,"freq_skew":2.000386,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041768,"usec":953834},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882263,"noise_level":-30.473234,"freq_skew":2.069508,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041768,"usec":955365},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734753,"noise_level":-30.357983,"freq_skew":2.311296,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041769,"usec":720235},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726734,"noise_level":-29.857475,"freq_skew":0.362971,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[59,102,71,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041769,"usec":724488},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418710,"noise_level":-29.771545,"freq_skew":2.220026,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44669,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[44,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041769,"usec":725791},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560897,"noise_level":-29.665184,"freq_skew":2.868467,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":818,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63811,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[90,126,232,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041769,"usec":726739},"freq":136975000,"burst_len_octets":58,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870418,"noise_level":-29.586258,"freq_skew":1.002242,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"3B","blk_id":"7","ack":"!","flight":"IB07DW","msg_num":"M36","msg_num_seq":"A","msg_text":"IB0719.26.LEMD"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041770,"usec":480809},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486620,"noise_level":-29.353695,"freq_skew":2.489646,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44669,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[202,124]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041770,"usec":484205},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030655,"noise_level":-29.102392,"freq_skew":-2.131949,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[189,143,197,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041770,"usec":485055},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754622,"noise_level":-29.028397,"freq_skew":-0.731670,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":194,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041771,"usec":238507},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653214,"noise_level":-28.906458,"freq_skew":1.874536,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-4.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041771,"usec":244797},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559928,"noise_level":-28.481123,"freq_skew":1.888289,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LSN","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"EC93ZB","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041771,"usec":244797},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.559928,"noise_level":-28.481123,"freq_skew":1.888289,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006276","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,190,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041772,"usec":4640},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944979,"noise_level":-28.498810,"freq_skew":1.033236,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041772,"usec":5989},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699207,"noise_level":-28.399158,"freq_skew":-0.710354,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041772,"usec":6200},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325654,"noise_level":-28.399158,"freq_skew":2.247586,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041772,"usec":11124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339882,"noise_level":-28.393671,"freq_skew":1.615337,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041772,"usec":773164},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212457,"noise_level":-28.577549,"freq_skew":0.813944,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[157,22,76,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041772,"usec":773435},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944591,"noise_level":-28.554264,"freq_skew":2.311960,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[191,42,220,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041772,"usec":774040},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404963,"noise_level":-28.531038,"freq_skew":1.310271,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"G","sublabel":"DF","msg_text":" 27 84 84 172 1690120096611\r\n+05 84 84 172 1690120096611\r\n+10 84 84 172 1700120096611\r\n+15 84 84 172 1690120096611\r\n+20 84 84 172 1690120096611\r\n+25 84 84 172 1690120096611\r\n+30 84 84 172 1690120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041773,"usec":533545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732017,"noise_level":-29.238003,"freq_skew":1.629569,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041773,"usec":534839},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701237,"noise_level":-29.162849,"freq_skew":-0.731782,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":527,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[17,9,143,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041773,"usec":536834},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.115672,"noise_level":-29.591301,"freq_skew":-2.470324,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[189,143,197,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041773,"usec":537877},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651833,"noise_level":-29.513039,"freq_skew":-2.736509,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28341,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[215,247,64,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041773,"usec":539024},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433167,"noise_level":-29.409779,"freq_skew":1.279336,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"FR03JC","msg_num":"M33","msg_num_seq":"A","msg_text":"190931,36989,2002, 120,N 40.621 W  5.218"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041774,"usec":287453},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478489,"noise_level":-29.156872,"freq_skew":0.779821,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041774,"usec":289051},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412927,"noise_level":-29.873940,"freq_skew":0.592816,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041774,"usec":291148},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911807,"noise_level":-29.819965,"freq_skew":0.690824,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041775,"usec":53563},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399036,"noise_level":-30.297871,"freq_skew":0.785398,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041775,"usec":58807},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635275,"noise_level":-30.372343,"freq_skew":1.601113,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":7246,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041775,"usec":814904},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.893467,"noise_level":-30.258411,"freq_skew":-1.146223,"avlc":{"src":{"addr":"4CAD96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EKCH"},{"name":"ac_location","value":{"loc":{"lat":44.000000,"lon":-1.400000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041775,"usec":814904},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-4.893467,"noise_level":-30.258411,"freq_skew":-1.146223,"avlc":{"src":{"addr":"4CAD96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-SCF","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"SK0588","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041775,"usec":814904},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":2,"sig_level":-4.893467,"noise_level":-30.258411,"freq_skew":-1.146223,"avlc":{"src":{"addr":"4CAD96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126626","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,83,65,83,0,76,173,150,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041775,"usec":819849},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442856,"noise_level":-29.925323,"freq_skew":1.375968,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041775,"usec":820880},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614143,"noise_level":-30.745916,"freq_skew":0.832289,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041776,"usec":571466},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891023,"noise_level":-30.422771,"freq_skew":-1.143619,"avlc":{"src":{"addr":"4CAD96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041776,"usec":576000},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633098,"noise_level":-29.973217,"freq_skew":-0.062920,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":148,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[193,74,43,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041776,"usec":576000},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.633098,"noise_level":-29.973217,"freq_skew":-0.062920,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":149,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8330,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[86,36,210,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041777,"usec":339330},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467680,"noise_level":-29.288948,"freq_skew":1.367570,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"H","sublabel":"DF","msg_text":" 84 84 172 1690120096611\r\n+40 84 84 172 1690120096611\r\n+45 84 84 172 1690120096611\r\n+50 84 84 172 1690120096611\r\n+55 84 84 172 1690120096611\r\n+60 84 84 172 1690120096611\r\n+65 84 84 172 1690120096611\r\n+70 84"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041777,"usec":340482},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.637144,"noise_level":-29.238476,"freq_skew":-2.154484,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041777,"usec":341025},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685404,"noise_level":-29.213354,"freq_skew":-2.040935,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041777,"usec":341544},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337829,"noise_level":-29.163321,"freq_skew":1.982939,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":16,"variable_part_params":[{"name":"atn_checksum","value":[130,82,51,88]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[40,200,122,61]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041778,"usec":99919},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764791,"noise_level":-29.113575,"freq_skew":-0.860428,"avlc":{"src":{"addr":"4CAD96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041778,"usec":855356},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691640,"noise_level":-28.331398,"freq_skew":0.182862,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041778,"usec":856620},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189224,"noise_level":-28.241199,"freq_skew":2.135452,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041778,"usec":861790},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508917,"noise_level":-29.005325,"freq_skew":-1.291045,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[55,204,253,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041778,"usec":862437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876745,"noise_level":-29.745754,"freq_skew":2.149883,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041779,"usec":620887},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423330,"noise_level":-29.587164,"freq_skew":1.309823,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 172 1690120096611\r\n+75 84 84 172 1680120096611\r\n+80 84 84 172 1680120096611\r\n+85 84 84 172 1680120096611\r\n+90 84 84 172 1680120096611\r\n-30 70 72 22 25-079300 -548ER\r\n-25 70 72 22 25-079400 -548ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041779,"usec":625503},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528032,"noise_level":-30.014206,"freq_skew":0.104177,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041779,"usec":627724},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019302,"noise_level":-29.869698,"freq_skew":0.071132,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":746,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[147,14,28,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041780,"usec":379744},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.258422,"noise_level":-29.788898,"freq_skew":-1.375887,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041780,"usec":383299},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811839,"noise_level":-30.364458,"freq_skew":0.151264,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041780,"usec":387265},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694873,"noise_level":-30.833235,"freq_skew":-0.993659,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":143,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[178,164,89,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041781,"usec":145622},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213929,"noise_level":-30.862972,"freq_skew":0.792257,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[32,129,1,129]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041781,"usec":148962},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981413,"noise_level":-30.826710,"freq_skew":-0.167156,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041781,"usec":149408},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363830,"noise_level":-30.796551,"freq_skew":1.486735,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"J","sublabel":"DF","msg_text":"0 71 22 26-079400 -548ER\r\n-15 70 71 22 25-079400 -548ER\r\n-10 70 71 22 25-079400 -548ER\r\n-05 70 72 22 25-079400 -548ER\r\n 27 70 72 22 24-079400 -548ER\r\n+05 70 72 22 25-079400 -548ER\r\n+10 70 71 22 25-079400 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041781,"usec":912770},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073621,"noise_level":-30.584476,"freq_skew":-0.894685,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041782,"usec":667300},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210184,"noise_level":-30.943377,"freq_skew":0.756598,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[72,23,10,232]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041782,"usec":669230},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479484,"noise_level":-31.528481,"freq_skew":1.462428,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3657,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041782,"usec":669885},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588156,"noise_level":-31.463221,"freq_skew":-2.513194,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":446,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[142,146,105,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041783,"usec":435450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290668,"noise_level":-30.838455,"freq_skew":0.828798,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041783,"usec":435762},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492933,"noise_level":-30.808258,"freq_skew":-0.867554,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[24,53,146,189]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[241,102,98,31]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041783,"usec":436232},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376626,"noise_level":-30.808258,"freq_skew":1.183266,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"K","sublabel":"DF","msg_text":"48ER\r\n+15 70 70 22 25-079400 -548ER\r\n+20 70 70 22 24-079300 -548ER\r\n+25 69 71 22 24-079300 -548ER\r\n+30 69 71 22 24-079300 -548ER\r\n+35 69 71 22 25-079300 -548ER\r\n+40 70 71 22 25-079300 -548ER\r\n+45 70 71 22 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041783,"usec":436483},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234042,"noise_level":-31.659138,"freq_skew":0.839179,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041783,"usec":438525},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423162,"noise_level":-31.527153,"freq_skew":1.696838,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-5.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041784,"usec":195870},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616776,"noise_level":-31.875820,"freq_skew":1.616910,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"LW07ZM","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041784,"usec":195870},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.616776,"noise_level":-31.875820,"freq_skew":1.616910,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,68,65,0,77,34,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041784,"usec":200238},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332640,"noise_level":-31.673660,"freq_skew":1.224359,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1762,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041784,"usec":203179},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252255,"noise_level":-31.574318,"freq_skew":0.805384,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":39015,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041784,"usec":205250},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553347,"noise_level":-31.443605,"freq_skew":-0.627322,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041784,"usec":956998},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853671,"noise_level":-31.062870,"freq_skew":1.787756,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041785,"usec":723340},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935212,"noise_level":-31.115803,"freq_skew":1.416994,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041785,"usec":725749},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329195,"noise_level":-31.073942,"freq_skew":1.669868,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041786,"usec":480872},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786335,"noise_level":-30.786478,"freq_skew":-0.117484,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041787,"usec":242967},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889098,"noise_level":-31.316031,"freq_skew":0.222834,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":150,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2499,"dst_ref":28559,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[65,186,107,3]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041787,"usec":243413},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369928,"noise_level":-31.284126,"freq_skew":0.829374,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":39080,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041787,"usec":244762},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981008,"noise_level":-31.157681,"freq_skew":-1.675562,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28397,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[244,102,115,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041787,"usec":245121},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431659,"noise_level":-31.126350,"freq_skew":-1.212595,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-3.800000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041787,"usec":247811},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492454,"noise_level":-30.879725,"freq_skew":-2.118672,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":351,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,155,3,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041787,"usec":249112},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461957,"noise_level":-31.091877,"freq_skew":0.822471,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":2161},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881880,"noise_level":-31.614143,"freq_skew":-1.021811,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEEA","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"LH04EM","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":2161},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.881880,"noise_level":-31.614143,"freq_skew":-1.021811,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17052241","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,60,84,161,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":3106},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886104,"noise_level":-31.515476,"freq_skew":0.215452,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28370,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[6,14,209,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":3221},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923548,"noise_level":-31.515476,"freq_skew":1.382009,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":3384},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138057,"noise_level":-31.515476,"freq_skew":0.618445,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44429,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[125,249,35,5]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":7533},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438185,"noise_level":-31.899244,"freq_skew":-0.089844,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":10840},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003445,"noise_level":-31.730001,"freq_skew":1.720733,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":762627},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720816,"noise_level":-31.433437,"freq_skew":-2.353242,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":763802},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437028,"noise_level":-31.304810,"freq_skew":1.524717,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079300 -548ER\r\n+50 70 71 22 24-079300 -548ER\r\n+55 70 70 22 24-079300 -548ER\r\n+60 70 70 22 25-079400 -548ER\r\n+65 70 69 22 25-079400 -548ER\r\n+70 70 69 22 25-079400 -548ER\r\n+75 70 69 22 25-079300 -548ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":764661},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.054341,"noise_level":-31.241205,"freq_skew":-1.776567,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041788,"usec":765122},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626461,"noise_level":-31.178062,"freq_skew":0.814487,"avlc":{"src":{"addr":"4CADF7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1992,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041789,"usec":525095},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088610,"noise_level":-30.659111,"freq_skew":0.756214,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CADF7","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041789,"usec":525696},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288335,"noise_level":-31.384048,"freq_skew":0.764550,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CADF7","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":39144,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041789,"usec":528851},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483555,"noise_level":-31.326859,"freq_skew":-0.877190,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[112,217,76,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041790,"usec":290798},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581826,"noise_level":-30.920506,"freq_skew":2.497463,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2670,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28456,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[63,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041790,"usec":293692},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412505,"noise_level":-30.649925,"freq_skew":1.355677,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D81","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610190727\r\n 141 56660A10760A115BCG3A-L200-0002\r\n-3000 370150017517466 342 345 322 321\r\n-2500 370140017617466 343 346 323 324\r\n-2000 370110017617466 343 346 323 323\r\n-1500 370120017617466 343 346 323 323\r\n-1000 370130017617466 342 345 323 322\r\n-0500 370110017517466 342 346 323 322\r\n 2700 370110017517366 342 343 322 322\r\n+0500 370100017517466 342 346 323 323\r\n+1000 370110017517466 342 345 322 323\r\n+1500 370120017517466 342 345 323 323\r\n+2000 370120017517466 341 344 323 321\r\n+2500 370110017517366 342 345 322 321\r\n+3000 370100017517466 341 344 322 321\r\n+3500 370100017517366 341 345 322 322\r\n+4000 370120017517366 341 344 322 321\r\n+4500 370130017517366 342 344 322 321\r\n+5000 370140017517366 341 344 322 322\r\n+5500 370140017517366 341 344 323 323\r\n+6000 370160017517466 342 346 323 323\r\n+6500 370160017617366 343 347 324 325\r\n+7000 370160017617466 343 347 324 325\r\n+7500 370150017617466 342 346 324 323\r\n+8000 370140017617466 342 346 323 324\r\n+8500 370110017617466 342 346 324 323\r\n+9000 370120017617466 343 346 324 324\r\n-30 84 84 172 1690120096611\r\n-25 84 84 172 1690120096611\r\n-20 84 84 172 1690120106611\r\n-15 84 84 172 1690120096611\r\n-10 84 84 172 1690120096611\r\n-05 84 84 172 1690120096611\r\n 27 84 84 172 1690120096611\r\n+05 84 84 172 1690120096611\r\n+10 84 84 172 1700120096611\r\n+15 84 84 172 1690120096611\r\n+20 84 84 172 1690120096611\r\n+25 84 84 172 1690120096611\r\n+30 84 84 172 1690120096611\r\n+35 84 84 172 1690120096611\r\n+40 84 84 172 1690120096611\r\n+45 84 84 172 1690120096611\r\n+50 84 84 172 1690120096611\r\n+55 84 84 172 1690120096611\r\n+60 84 84 172 1690120096611\r\n+65 84 84 172 1690120096611\r\n+70 84 84 172 1690120096611\r\n+75 84 84 172 1680120096611\r\n+80 84 84 172 1680120096611\r\n+85 84 84 172 1680120096611\r\n+90 84 84 172 1680120096611\r\n-30 70 72 22 25-079300 -548ER\r\n-25 70 72 22 25-079400 -548ER\r\n-20 70 71 22 26-079400 -548ER\r\n-15 70 71 22 25-079400 -548ER\r\n-10 70 71 22 25-079400 -548ER\r\n-05 70 72 22 25-079400 -548ER\r\n 27 70 72 22 24-079400 -548ER\r\n+05 70 72 22 25-079400 -548ER\r\n+10 70 71 22 25-079400 -548ER\r\n+15 70 70 22 25-079400 -548ER\r\n+20 70 70 22 24-079300 -548ER\r\n+25 69 71 22 24-079300 -548ER\r\n+30 69 71 22 24-079300 -548ER\r\n+35 69 71 22 25-079300 -548ER\r\n+40 70 71 22 25-079300 -548ER\r\n+45 70 71 22 24-079300 -548ER\r\n+50 70 71 22 24-079300 -548ER\r\n+55 70 70 22 24-079300 -548ER\r\n+60 70 70 22 25-079400 -548ER\r\n+65 70 69 22 25-079400 -548ER\r\n+70 70 69 22 25-079400 -548ER\r\n+75 70 69 22 25-079300 -548ER\r\n+80 70 70 22 24-079400 -545ER\r\n+85 70 70 22 25-079500 -548ER\r\n+90 70 70 22 24-079500 -548ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041790,"usec":296143},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605238,"noise_level":-30.620373,"freq_skew":-0.728688,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041790,"usec":296717},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241135,"noise_level":-30.590923,"freq_skew":2.479159,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28456,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[154,68]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041790,"usec":297986},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502725,"noise_level":-30.940071,"freq_skew":0.866987,"avlc":{"src":{"addr":"4CADF7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041790,"usec":298994},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782400,"noise_level":-30.879070,"freq_skew":-1.166030,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEEA","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"LH04EM","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041790,"usec":298994},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.782400,"noise_level":-30.879070,"freq_skew":-1.166030,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17052241","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,60,84,161,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041791,"usec":51933},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626296,"noise_level":-30.580341,"freq_skew":0.135321,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28370,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[6,14,209,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041791,"usec":55252},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938068,"noise_level":-31.090027,"freq_skew":-0.853193,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041791,"usec":811420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881899,"noise_level":-30.784081,"freq_skew":-1.127197,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041791,"usec":815097},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627965,"noise_level":-30.576153,"freq_skew":-0.639332,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[139,212,141,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041791,"usec":818414},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845580,"noise_level":-30.336193,"freq_skew":-0.017290,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041791,"usec":819037},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.305478,"noise_level":-30.279278,"freq_skew":-1.768122,"avlc":{"src":{"addr":"3420CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041792,"usec":573758},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450846,"noise_level":-29.783161,"freq_skew":2.302023,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041792,"usec":574523},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.874948,"noise_level":-29.756413,"freq_skew":2.037191,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FR12MA","msg_num":"M96","msg_num_seq":"A","msg_text":"190946,37000,2012, 101,N 42.325 W  3.284"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041792,"usec":576024},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428725,"noise_level":-30.898998,"freq_skew":2.059714,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[198,247,220,104]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":50}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041793,"usec":336020},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642171,"noise_level":-30.629074,"freq_skew":1.510780,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041793,"usec":340093},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166661,"noise_level":-30.253422,"freq_skew":0.683563,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[72,133,212,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041793,"usec":341562},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111364,"noise_level":-30.277664,"freq_skew":0.775662,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041793,"usec":343161},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536772,"noise_level":-30.750837,"freq_skew":1.256613,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":151,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8393,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[150,144,183,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041794,"usec":103666},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491165,"noise_level":-30.032684,"freq_skew":1.796160,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":806,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041794,"usec":103844},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238833,"noise_level":-30.032684,"freq_skew":0.741164,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041794,"usec":104120},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390147,"noise_level":-30.785809,"freq_skew":0.854873,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041794,"usec":105491},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446120,"noise_level":-30.912476,"freq_skew":1.600914,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"FR23MN","msg_num":"M96","msg_num_seq":"A","msg_text":"190953,37000,1949, 106,N 43.640 W  6.016"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041794,"usec":858224},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.214988,"noise_level":-30.791286,"freq_skew":2.921894,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5019,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[200,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041794,"usec":865622},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633693,"noise_level":-30.265934,"freq_skew":3.000422,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[191,108]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041794,"usec":866117},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721843,"noise_level":-30.237658,"freq_skew":0.753184,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041795,"usec":623541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.071184,"noise_level":-30.153381,"freq_skew":2.270877,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041795,"usec":627267},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410225,"noise_level":-30.760954,"freq_skew":2.142970,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[198,247,220,104]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":9,"sec":50}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041795,"usec":627389},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895251,"noise_level":-30.760954,"freq_skew":-1.335907,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041795,"usec":627944},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553895,"noise_level":-30.701197,"freq_skew":1.853028,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041795,"usec":630806},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077803,"noise_level":-31.276266,"freq_skew":0.708806,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041796,"usec":384368},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366642,"noise_level":-31.376453,"freq_skew":2.698013,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041797,"usec":147203},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007209,"noise_level":-31.577457,"freq_skew":1.497419,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041797,"usec":147376},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779350,"noise_level":-31.577457,"freq_skew":1.814923,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041797,"usec":909369},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.079577,"noise_level":-31.128160,"freq_skew":0.857600,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041797,"usec":913598},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256747,"noise_level":-30.700966,"freq_skew":1.975059,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28400,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[104,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041797,"usec":913689},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732265,"noise_level":-30.700966,"freq_skew":2.117071,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041798,"usec":667171},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577708,"noise_level":-31.052439,"freq_skew":0.066548,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":481,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041798,"usec":667891},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716561,"noise_level":-31.557419,"freq_skew":1.865806,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[215,31,101,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041800,"usec":198468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473466,"noise_level":-30.754822,"freq_skew":1.806315,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041800,"usec":199165},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466069,"noise_level":-30.695105,"freq_skew":2.899557,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":819,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041800,"usec":200803},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.135646,"noise_level":-30.547585,"freq_skew":2.192518,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,144,11,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041800,"usec":206464},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399468,"noise_level":-30.063976,"freq_skew":0.569897,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"M","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041800,"usec":960230},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168273,"noise_level":-29.953995,"freq_skew":0.536546,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"1","ack":"M","flight":"IB04DE","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041800,"usec":964829},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046701,"noise_level":-30.609495,"freq_skew":0.666098,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[8,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041801,"usec":714733},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610579,"noise_level":-30.206497,"freq_skew":2.830556,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5021,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[174,101]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041801,"usec":715070},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505430,"noise_level":-30.178413,"freq_skew":1.248907,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[38,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041801,"usec":720357},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384236,"noise_level":-29.794504,"freq_skew":0.641615,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[170,89]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041802,"usec":479446},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939630,"noise_level":-29.661407,"freq_skew":2.427601,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"B6","blk_id":"1","ack":"!","flight":"U263WG","msg_num":"J51","msg_num_seq":"A","msg_text":"/LPAFAYA.ADS.G-UZHE071C09DFD0EE8947495C1D0C15A676CD71E00E0810F840000F08D18600000D1DACD7D848094704391FC1E7DECBC947005940","arinc622":{"msg_type":"adsc_msg","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".G-UZHE","adsc":{"tags":[{"basic_report":{"lat":39.429073,"lon":-8.273735,"alt":38004,"ts_sec":599.000000,"pos_accuracy_nm":0.250000,"nav_redundancy":true,"tcas_avail":true}},{"flight_id":{"flight_id":"EZY63WG "}},{"earth_ref_data":{"true_trk_deg":22.675781,"true_trk_valid":true,"gnd_spd_kts":496.500000,"vspd_ftmin":0}},{"air_ref_data":{"true_hdg_deg":24.785156,"true_hdg_valid":true,"spd_mach":0.780000,"vspd_ftmin":0.000000}},{"predicted_route":{"next_wpt":{"lat":41.730537,"lon":-6.981812,"alt":38000,"eta_sec":1081},"next_next_wpt":{"lat":44.658737,"lon":-5.836658,"alt":38000}}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041802,"usec":480052},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216207,"noise_level":-29.608730,"freq_skew":0.490440,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"IB04DE","msg_num":"F46","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS191001,2610261FB3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041802,"usec":482111},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662011,"noise_level":-29.452600,"freq_skew":1.137838,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[232,203]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041802,"usec":487170},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967147,"noise_level":-30.051319,"freq_skew":2.905920,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041802,"usec":487304},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628482,"noise_level":-30.051319,"freq_skew":2.272997,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2672,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28456,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[253,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041803,"usec":238395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612461,"noise_level":-29.914257,"freq_skew":2.840301,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041803,"usec":239223},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156111,"noise_level":-29.860035,"freq_skew":0.622120,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041803,"usec":240766},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.125503,"noise_level":-30.710285,"freq_skew":0.603678,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041803,"usec":241137},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972472,"noise_level":-30.680527,"freq_skew":1.314104,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[17,37,134,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041803,"usec":242647},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533202,"noise_level":-30.562511,"freq_skew":2.729460,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[196,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041803,"usec":247359},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825316,"noise_level":-30.338114,"freq_skew":1.387834,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041803,"usec":247501},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544416,"noise_level":-30.338114,"freq_skew":-1.178138,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8405,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[73,201,209,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041803,"usec":247501},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.544416,"noise_level":-30.338114,"freq_skew":-1.178138,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8405,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,211,92,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041804,"usec":384},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439225,"noise_level":-30.449846,"freq_skew":2.406500,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041804,"usec":477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731500,"noise_level":-30.449846,"freq_skew":0.328723,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041804,"usec":7494},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077967,"noise_level":-30.726061,"freq_skew":0.795112,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[243,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041804,"usec":760111},"freq":136975000,"burst_len_octets":139,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564914,"noise_level":-30.578020,"freq_skew":0.316933,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB04DE","msg_num":"F47","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41090W004507,DISKO210-0040,191002,299,ZMR,191614,DESAT,M37,20337,71/TS191002,261026369E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041804,"usec":761250},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.536330,"noise_level":-30.490391,"freq_skew":3.087594,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8201,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[183,54]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041804,"usec":763782},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.967122,"noise_level":-30.317743,"freq_skew":1.316644,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8245,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[143,59,30,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041804,"usec":765192},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712045,"noise_level":-30.176447,"freq_skew":2.134620,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041804,"usec":767174},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.942087,"noise_level":-30.065041,"freq_skew":0.670345,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041805,"usec":529274},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492002,"noise_level":-29.792624,"freq_skew":3.343912,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":705,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[161,209]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041805,"usec":534909},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401777,"noise_level":-29.399376,"freq_skew":2.417582,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28456,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[59,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041805,"usec":535162},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152156,"noise_level":-29.399376,"freq_skew":0.659313,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041805,"usec":535291},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519514,"noise_level":-29.988445,"freq_skew":1.944379,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[161,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":288284},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386343,"noise_level":-29.961060,"freq_skew":3.275951,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":704,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[222,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":288826},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538632,"noise_level":-29.933758,"freq_skew":0.747234,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":289257},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768245,"noise_level":-30.706100,"freq_skew":0.667509,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[91,155,185,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":290500},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861505,"noise_level":-30.587738,"freq_skew":1.289241,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":356,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[17,37,134,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":291109},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700237,"noise_level":-30.757324,"freq_skew":2.058683,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8390,"credit":4,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[17,87,166,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":291286},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333051,"noise_level":-30.755491,"freq_skew":0.743365,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[150,105]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":293275},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340036,"noise_level":-30.548241,"freq_skew":2.998687,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":704,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[222,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":293984},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111193,"noise_level":-30.494858,"freq_skew":0.604816,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":294657},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451114,"noise_level":-30.436895,"freq_skew":2.102356,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1869,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28464,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[38,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":294933},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682684,"noise_level":-30.408060,"freq_skew":-1.091130,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8405,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[73,201,209,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041806,"usec":294933},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.682684,"noise_level":-30.408060,"freq_skew":-1.091130,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8405,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,211,92,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":48561},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307333,"noise_level":-30.124844,"freq_skew":0.179667,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":642,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":49914},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.147522,"noise_level":-30.681438,"freq_skew":0.725175,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":50005},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559633,"noise_level":-30.681438,"freq_skew":2.601088,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[141,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":51442},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800091,"noise_level":-31.324490,"freq_skew":1.264479,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":52253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819594,"noise_level":-31.229040,"freq_skew":3.140491,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":52473},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468754,"noise_level":-31.229040,"freq_skew":-1.034344,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":820252},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489726,"noise_level":-30.618191,"freq_skew":2.026744,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":821318},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043862,"noise_level":-30.530157,"freq_skew":-2.554169,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":330,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28439,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[28,68,84,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041807,"usec":823109},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.045717,"noise_level":-30.356724,"freq_skew":0.778217,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":39633,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041808,"usec":583231},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689057,"noise_level":-30.906736,"freq_skew":2.569143,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041808,"usec":583392},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253689,"noise_level":-30.876303,"freq_skew":0.764254,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44474,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[62,157,192,142]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041808,"usec":586307},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254015,"noise_level":-30.636578,"freq_skew":-0.008056,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-4.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041808,"usec":587610},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874606,"noise_level":-30.548361,"freq_skew":-3.051203,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":429,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[80,132,15,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041809,"usec":340122},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410317,"noise_level":-30.204184,"freq_skew":2.117832,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5969,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041809,"usec":340372},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397098,"noise_level":-31.341427,"freq_skew":-2.401418,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041809,"usec":340466},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577346,"noise_level":-31.341427,"freq_skew":-0.141398,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IZH","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"EC89MC","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041809,"usec":340545},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.827757,"noise_level":-31.309433,"freq_skew":0.652956,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[161,41,126,70]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041809,"usec":341818},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464093,"noise_level":-31.182617,"freq_skew":0.085721,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21001011","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,2,9,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041809,"usec":343244},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827006,"noise_level":-31.088705,"freq_skew":0.660262,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041809,"usec":343743},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400619,"noise_level":-31.088705,"freq_skew":1.423417,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"TP04TL","msg_num":"M08","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041809,"usec":344801},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669138,"noise_level":-31.788200,"freq_skew":2.053358,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[161,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041810,"usec":103884},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678820,"noise_level":-31.217815,"freq_skew":-3.036417,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041810,"usec":104577},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256282,"noise_level":-31.186274,"freq_skew":0.840436,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041810,"usec":107409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865438,"noise_level":-30.937962,"freq_skew":0.048996,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041810,"usec":861603},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432407,"noise_level":-30.578320,"freq_skew":2.620551,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":450,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041810,"usec":863265},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.988544,"noise_level":-30.632919,"freq_skew":1.482334,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":117,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[7,211,218,42]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041811,"usec":621210},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546564,"noise_level":-30.172638,"freq_skew":1.343668,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":599,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041811,"usec":626899},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743141,"noise_level":-29.708929,"freq_skew":0.034124,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"1L","blk_id":"8","ack":"!","flight":"LH02NZ","msg_num":"M43","msg_num_seq":"A","msg_text":"00108209287G6(6*V7::P6A876,+JJ*5,YSS8K8D*XVL,2QQ1-6-3+"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041812,"usec":386569},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626041,"noise_level":-29.603325,"freq_skew":0.786846,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041812,"usec":391908},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023433,"noise_level":-29.168310,"freq_skew":1.512569,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041813,"usec":903473},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604741,"noise_level":-28.754658,"freq_skew":-0.189571,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041813,"usec":903626},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626341,"noise_level":-28.754658,"freq_skew":2.047435,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[161,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041813,"usec":904105},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601032,"noise_level":-28.838194,"freq_skew":0.530820,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041814,"usec":677672},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694470,"noise_level":-28.981657,"freq_skew":0.523483,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":692,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[254,121,74,157]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28294,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[212,169,194,239]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041815,"usec":432006},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602361,"noise_level":-28.552715,"freq_skew":1.717556,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":378,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041816,"usec":189790},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.203726,"noise_level":-28.099701,"freq_skew":0.656501,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041817,"usec":724986},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982805,"noise_level":-27.809507,"freq_skew":1.877145,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041817,"usec":728056},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921024,"noise_level":-27.640404,"freq_skew":1.954587,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041818,"usec":488671},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620667,"noise_level":-27.053608,"freq_skew":0.460346,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28294,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[33,198,144,127]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041818,"usec":489927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009541,"noise_level":-27.014565,"freq_skew":1.873706,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041819,"usec":239572},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672442,"noise_level":-27.038055,"freq_skew":-2.630323,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[142,78,19,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":1810},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168834,"noise_level":-26.768837,"freq_skew":0.745241,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[223,30,29,129]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":3500},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928293,"noise_level":-26.966675,"freq_skew":0.445331,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":4783},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076905,"noise_level":-27.680183,"freq_skew":0.659468,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":38800,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[170,116,164,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":5796},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828165,"noise_level":-28.295918,"freq_skew":-2.563265,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":331,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[78,45,181,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":6777},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936141,"noise_level":-28.250887,"freq_skew":-2.468506,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[193,10,121,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":9085},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824343,"noise_level":-28.088322,"freq_skew":-2.598445,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":773230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883399,"noise_level":-28.303127,"freq_skew":0.472368,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":775187},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874924,"noise_level":-28.168617,"freq_skew":1.494769,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"7","ack":"B","flight":"TP04TL","msg_num":"M09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":776101},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188987,"noise_level":-28.905643,"freq_skew":0.810535,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041820,"usec":778117},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478713,"noise_level":-29.661213,"freq_skew":1.898255,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1870,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8447,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[6,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041821,"usec":523443},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699430,"noise_level":-29.556183,"freq_skew":0.513567,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[84,70,124,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041822,"usec":291263},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439726,"noise_level":-29.528677,"freq_skew":1.999952,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[132,157]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041822,"usec":292674},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106839,"noise_level":-29.425230,"freq_skew":0.414035,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-4.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041822,"usec":292992},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955615,"noise_level":-29.425230,"freq_skew":2.676174,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041822,"usec":296374},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254915,"noise_level":-29.365612,"freq_skew":0.399534,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"U264ZU","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041822,"usec":296374},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.254915,"noise_level":-29.365612,"freq_skew":0.399534,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20072550","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,117,104,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041823,"usec":54328},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.451583,"noise_level":-30.039730,"freq_skew":-0.767570,"avlc":{"src":{"addr":"461FA0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[103,50,107,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041823,"usec":811011},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387229,"noise_level":-29.661774,"freq_skew":0.511917,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041823,"usec":814367},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307505,"noise_level":-30.416460,"freq_skew":0.724539,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[250,87,164,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041823,"usec":815385},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721285,"noise_level":-30.330439,"freq_skew":-1.971179,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":216,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":58,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041823,"usec":816473},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634002,"noise_level":-30.273561,"freq_skew":2.811427,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4119,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041824,"usec":579093},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350004,"noise_level":-29.831470,"freq_skew":2.153843,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZE","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"FR10KC","msg_num":"M26","msg_num_seq":"A","msg_text":"191023,35998,2205, 204,N 41.215 W  6.036"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041824,"usec":583183},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635281,"noise_level":-29.761051,"freq_skew":0.277443,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041825,"usec":337814},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792609,"noise_level":-29.963024,"freq_skew":0.592908,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041825,"usec":342353},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823763,"noise_level":-29.614553,"freq_skew":-2.412315,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":226,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041825,"usec":342702},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516570,"noise_level":-29.588318,"freq_skew":0.017384,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1003,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[176,161,107,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":98212},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.277375,"noise_level":-29.330236,"freq_skew":-1.193203,"avlc":{"src":{"addr":"49D369","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28307,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[158,215,82,63]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":98695},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.300287,"noise_level":-29.304846,"freq_skew":-0.764937,"avlc":{"src":{"addr":"461FA0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":531,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[238,105,83,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":98801},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215776,"noise_level":-29.304846,"freq_skew":0.678324,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZE","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":859935},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342515,"noise_level":-28.552410,"freq_skew":0.655467,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[250,87,164,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":861201},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974035,"noise_level":-28.655462,"freq_skew":2.114845,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":861935},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868602,"noise_level":-29.383350,"freq_skew":-1.332577,"avlc":{"src":{"addr":"49D369","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":864661},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600565,"noise_level":-29.332331,"freq_skew":0.380750,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":659,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28522,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[147,105,244,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":864905},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702814,"noise_level":-30.402077,"freq_skew":-2.484657,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28341,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[175,72,66,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":865035},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171468,"noise_level":-30.402077,"freq_skew":0.841971,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":40127,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041826,"usec":868040},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968327,"noise_level":-30.287758,"freq_skew":2.833061,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041827,"usec":619056},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594829,"noise_level":-30.732368,"freq_skew":-1.015882,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041827,"usec":619610},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244182,"noise_level":-30.702538,"freq_skew":0.720402,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44502,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[151,200,194,120]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041827,"usec":622487},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126198,"noise_level":-30.467499,"freq_skew":0.628247,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041828,"usec":387082},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158382,"noise_level":-29.906303,"freq_skew":0.463941,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041828,"usec":387737},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743726,"noise_level":-30.603056,"freq_skew":0.655629,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-6.400000},"alt":30000}},{"name":"alternate_ground_stations","value":["119ADA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041828,"usec":389446},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074828,"noise_level":-30.486080,"freq_skew":0.679904,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041828,"usec":391970},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926118,"noise_level":-31.097363,"freq_skew":1.185191,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041829,"usec":146058},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224821,"noise_level":-30.701370,"freq_skew":0.044536,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041829,"usec":146134},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105178,"noise_level":-30.701370,"freq_skew":1.354033,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":217,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041829,"usec":908161},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041360,"noise_level":-30.329975,"freq_skew":0.986245,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":736,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28350,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[113,121,117,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041829,"usec":913451},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660035,"noise_level":-30.136044,"freq_skew":0.596938,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22251232","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,154,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041831,"usec":431772},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601145,"noise_level":-28.939022,"freq_skew":2.856936,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5023,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041831,"usec":432878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046181,"noise_level":-29.785082,"freq_skew":-2.338971,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041832,"usec":196307},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862595,"noise_level":-29.265051,"freq_skew":2.326563,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[247,211,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041832,"usec":198733},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.112886,"noise_level":-29.090155,"freq_skew":-0.864095,"avlc":{"src":{"addr":"461FA0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041832,"usec":966958},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117077,"noise_level":-28.539097,"freq_skew":0.656914,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CADF7","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"autotune_freq","value":{"freq_mhz":136.975006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["1091FA"]},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041832,"usec":967202},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100958,"noise_level":-29.375048,"freq_skew":0.851462,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":11,"rseq":16,"variable_part_params":[{"name":"atn_checksum","value":[247,218,166,213]},{"name":"flow_control","value":{"acked_tpdu_nr":17,"acked_subseq":4,"acked_credit":5}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041833,"usec":716397},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102667,"noise_level":-28.902493,"freq_skew":0.965745,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":736,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28350,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[113,121,117,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041834,"usec":480821},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149084,"noise_level":-29.246315,"freq_skew":0.591999,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041834,"usec":483454},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772196,"noise_level":-29.022564,"freq_skew":1.397704,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"TP1017","msg_num":"M32","msg_num_seq":"A","msg_text":"1910,31031,7320,N 393014,W  63025"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041835,"usec":243375},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290933,"noise_level":-28.932333,"freq_skew":0.772555,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":5621},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278786,"noise_level":-28.606756,"freq_skew":0.881421,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":6578},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213889,"noise_level":-28.536850,"freq_skew":0.645604,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":11,"rseq":16,"variable_part_params":[{"name":"atn_checksum","value":[247,218,166,213]},{"name":"flow_control","value":{"acked_tpdu_nr":17,"acked_subseq":4,"acked_credit":5}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":7924},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788610,"noise_level":-28.444508,"freq_skew":0.453511,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTZ","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TP1020","msg_num":"M07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":9080},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746236,"noise_level":-28.353134,"freq_skew":-1.506634,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":11242},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847453,"noise_level":-28.240252,"freq_skew":0.474621,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22251232","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,154,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":13544},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185835,"noise_level":-28.128819,"freq_skew":0.736597,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22251232","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":764813},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793745,"noise_level":-28.798367,"freq_skew":0.987260,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":765119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932233,"noise_level":-28.774479,"freq_skew":1.425771,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":769031},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187070,"noise_level":-28.469801,"freq_skew":0.727244,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTZ","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":770243},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.304252,"noise_level":-29.059675,"freq_skew":-0.762425,"avlc":{"src":{"addr":"461FA0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041836,"usec":771218},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909806,"noise_level":-28.986042,"freq_skew":-1.779807,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041837,"usec":529841},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832492,"noise_level":-29.039221,"freq_skew":1.183339,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041838,"usec":287720},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961938,"noise_level":-28.607498,"freq_skew":0.737583,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041838,"usec":292760},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402571,"noise_level":-28.331156,"freq_skew":2.694139,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041838,"usec":293257},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091749,"noise_level":-28.308521,"freq_skew":0.581452,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":40432,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041838,"usec":293764},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.990241,"noise_level":-29.207645,"freq_skew":0.569266,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,13,182,216]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"DESAT"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041839,"usec":50338},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864653,"noise_level":-28.839476,"freq_skew":2.207683,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-IUC","mode":"2","label":"H2","blk_id":"7","ack":"!","flight":"EC45DT","msg_num":"M65","msg_num_seq":"A","msg_text":"02E26GCTSLFPGN35491W01133418353593M530222048G    QN36355W01049918423598M522200042G    QN37213W01004918493592M537191058G    QN38075W00918718563595M537181067G    QN38529W00832419033596M545179071G    QN39385W00744"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041839,"usec":51136},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.025555,"noise_level":-28.791544,"freq_skew":0.563955,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28522,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[232,54,39,114]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28522,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[29,219,219,247]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041839,"usec":52465},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833755,"noise_level":-29.843805,"freq_skew":-2.575289,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041839,"usec":809067},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152026,"noise_level":-29.422548,"freq_skew":0.641166,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[232,116,53,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041839,"usec":809709},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641428,"noise_level":-29.371298,"freq_skew":-1.749362,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-5.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041839,"usec":809709},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.641428,"noise_level":-29.371298,"freq_skew":-1.749362,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP05RP","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041839,"usec":809709},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.641428,"noise_level":-29.371298,"freq_skew":-1.749362,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041839,"usec":815716},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.687556,"noise_level":-28.947472,"freq_skew":0.295227,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041840,"usec":576536},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955117,"noise_level":-28.826656,"freq_skew":1.155387,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":259,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[222,121,205,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041840,"usec":578455},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712193,"noise_level":-28.873352,"freq_skew":2.239918,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IUC","mode":"2","label":"H2","blk_id":"8","ack":"!","flight":"EC45DT","msg_num":"M65","msg_num_seq":"B","msg_text":"02E26GCTSLFPGN35491W01133418353593M530222048G    QN36355W01049918423598M522200042G    QN37213W01004918493592M537191058G    QN38075W00918718563595M537181067G    QN38529W00832419033596M545179071G    QN39385W00744719103596M542189063G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041840,"usec":578808},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623037,"noise_level":-28.849260,"freq_skew":0.601699,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":76,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[115,89,174,238]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041840,"usec":580568},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708731,"noise_level":-28.753555,"freq_skew":0.433865,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":132,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28392,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[234,163,176,175]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041840,"usec":582743},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144598,"noise_level":-29.070017,"freq_skew":0.598173,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44517,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[28,181,139,236]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041841,"usec":328000},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932670,"noise_level":-29.070017,"freq_skew":-2.669860,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":220,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041841,"usec":330174},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099891,"noise_level":-28.898966,"freq_skew":0.794663,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44518,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[117,17,242,229]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041841,"usec":334734},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901752,"noise_level":-28.589970,"freq_skew":1.074412,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041841,"usec":335299},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240871,"noise_level":-28.566648,"freq_skew":0.787294,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":95655},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915947,"noise_level":-28.382309,"freq_skew":0.597655,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":97980},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339111,"noise_level":-28.224155,"freq_skew":0.218958,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":98549},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714289,"noise_level":-28.179495,"freq_skew":2.019575,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5570,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":99915},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217368,"noise_level":-28.112928,"freq_skew":0.746910,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":25430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[5,207,35,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":101578},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584586,"noise_level":-28.120100,"freq_skew":1.216286,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":737,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[135,136,108,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":861677},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809432,"noise_level":-28.010187,"freq_skew":-1.532203,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP05RP","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":862676},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501605,"noise_level":-28.192570,"freq_skew":0.487062,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":133,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":863422},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917860,"noise_level":-29.113798,"freq_skew":-1.481765,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":863596},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.061454,"noise_level":-29.089031,"freq_skew":0.645311,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041842,"usec":869111},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626515,"noise_level":-28.749504,"freq_skew":2.421289,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041843,"usec":623953},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099829,"noise_level":-28.935085,"freq_skew":0.828502,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041843,"usec":624393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455845,"noise_level":-29.072811,"freq_skew":0.631000,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041843,"usec":627358},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.832381,"noise_level":-29.629612,"freq_skew":0.394790,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,088029,1,1,TB000000/REP003,84,01,1/CCEC-NEA,OCT26,190341,LEMD,LECO,0004/C0TWP030IB010101/C151,85604,4000,50,0010,0,0100,50,X/CE0110,18005,278,584,6228,317,W22B01/C21020420-2-121  /C35005205        /C45"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041843,"usec":628707},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700346,"noise_level":-30.208099,"freq_skew":-2.648036,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":220,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041843,"usec":629078},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.095126,"noise_level":-30.208099,"freq_skew":0.815996,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":40592,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041844,"usec":385318},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.058191,"noise_level":-30.193115,"freq_skew":0.781706,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041844,"usec":388889},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246538,"noise_level":-30.164454,"freq_skew":0.686102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041844,"usec":390380},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.758826,"noise_level":-30.053200,"freq_skew":0.353497,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28522,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[151,142,84,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":43}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041844,"usec":391206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601878,"noise_level":-31.139986,"freq_skew":0.461495,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":149733},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263327,"noise_level":-30.954075,"freq_skew":0.761509,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":149891},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-16.330383,"noise_level":-31.459038,"freq_skew":1.720937,"avlc":{"src":{"addr":"4D24E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":150210},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303741,"noise_level":-31.459038,"freq_skew":0.678013,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44523,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[62,65,103,89]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":151350},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776677,"noise_level":-32.020573,"freq_skew":0.556448,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":77,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":151969},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.911265,"noise_level":-32.003666,"freq_skew":0.444588,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"B","sublabel":"DF","msg_text":"321231-23     /C55321160-07     /C61020420-2-121  /C75006409        /C85321231-23     /C95321160-07     /EE771476,01548,00847,17945,278,583,407/EC770714,11916,07420/F10017,0074,0055,0111/G10015,0074,0044/H1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":909406},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614530,"noise_level":-31.720837,"freq_skew":1.882620,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5571,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[67,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":911285},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546551,"noise_level":-32.244724,"freq_skew":0.650464,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":911501},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210023,"noise_level":-32.244724,"freq_skew":0.634531,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":912486},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.234609,"noise_level":-32.824341,"freq_skew":0.197578,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":913539},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.236981,"noise_level":-33.533215,"freq_skew":-0.701419,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44691,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[102,121,248,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":913773},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695248,"noise_level":-33.533215,"freq_skew":-1.585880,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP05RP","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":913773},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.695248,"noise_level":-33.533215,"freq_skew":-1.585880,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":913967},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.356527,"noise_level":-33.533215,"freq_skew":0.189787,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"C","sublabel":"DF","msg_text":"08716,08725,08775,08733,09133,07852/I108720,08724,08780,08733,09145,07861/J109236,08848,4882,02205,05005,0174/K109236,08836,4875,02216,04931,6156/L10064,0887,0040,0036,0015,0010,007/M10071,0721,0037,0027,00"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041845,"usec":914214},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-19.768625,"noise_level":-33.533215,"freq_skew":-0.607258,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44691,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[107,91,88,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041846,"usec":669229},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783772,"noise_level":-33.289146,"freq_skew":-1.548324,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-5.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041846,"usec":670194},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077332,"noise_level":-33.169636,"freq_skew":0.729163,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44524,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[241,40]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041846,"usec":670403},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212399,"noise_level":-33.443893,"freq_skew":0.616607,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44525,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[119,53,53,243]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041846,"usec":675067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151426,"noise_level":-32.852028,"freq_skew":0.625185,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041846,"usec":676099},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.311253,"noise_level":-32.738350,"freq_skew":0.705075,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041846,"usec":676273},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106160,"noise_level":-32.738350,"freq_skew":0.808881,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":40681,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041847,"usec":430985},"freq":136975000,"burst_len_octets":267,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.479228,"noise_level":-32.810173,"freq_skew":0.391574,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041847,"usec":430985},"freq":136975000,"burst_len_octets":267,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-3.479228,"noise_level":-32.810173,"freq_skew":0.391574,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"D","sublabel":"DF","msg_text":"15,0010,005/N10023,08714,-069,0050,142,0670,012/O10025,08719,-069,0047,123,0671,017/P15945,319584,127,17427,0911,02150,024/Q15846,327369,127,18719,0918,02170,014/R10000,0003,0000,0001,0001,0001,0002/S10000,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041847,"usec":431944},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952069,"noise_level":-33.368481,"freq_skew":-0.162630,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041847,"usec":432180},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.419279,"noise_level":-33.430603,"freq_skew":-0.859876,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041847,"usec":434664},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037617,"noise_level":-33.110416,"freq_skew":1.962156,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041847,"usec":436399},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.555369,"noise_level":-33.322407,"freq_skew":0.483133,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28522,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[92,213,34,98]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041847,"usec":436695},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200296,"noise_level":-33.422958,"freq_skew":0.782326,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041848,"usec":195092},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727607,"noise_level":-33.221638,"freq_skew":-2.271147,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041848,"usec":195209},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061407,"noise_level":-33.221638,"freq_skew":0.320052,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041848,"usec":196308},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.551610,"noise_level":-33.281265,"freq_skew":0.471677,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"E","sublabel":"DF","msg_text":"0004,0001,0000,0001,0001,0006/T10078,0796,0736,1779,0199,0075,4857/U10083,0802,0791,1719,0184,0073,0647/V124206,09348,00002,074,-----,1135/W124569,09364,00005,074,09887,1144/X10649,0105,0021,0114,00376,0072"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041848,"usec":198714},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234162,"noise_level":-33.005177,"freq_skew":0.679425,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041848,"usec":198975},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594348,"noise_level":-33.675900,"freq_skew":0.969271,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB07DW","msg_num":"D23","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001422,1,1,TB000000/REP033,00,00,1/POSDMU,191039, 44.443,-  3.957,  4336,350\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041848,"usec":201719},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668462,"noise_level":-33.387184,"freq_skew":0.663153,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041848,"usec":954880},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173239,"noise_level":-32.875206,"freq_skew":0.647017,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041848,"usec":958514},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.867465,"noise_level":-32.500938,"freq_skew":0.439114,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"F","sublabel":"DF","msg_text":"/Y10653,0106,0039,0114,00377,0080/Z10297,0002,037,0966,XXXXX,00000/1F0362,0003,034,0968,XXXXX,00000/1G0248,0800,0812,000,003,006,-087/1H0249,0811,0813,000,003,004,-080/1J0599,00796,0219,-300,0000,001,005/1K"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041849,"usec":717395},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741812,"noise_level":-32.543133,"freq_skew":-1.755359,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP05RP","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041849,"usec":718561},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930634,"noise_level":-32.397125,"freq_skew":-1.508289,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041849,"usec":719108},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230977,"noise_level":-32.325031,"freq_skew":0.717892,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":40734,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041849,"usec":723017},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240895,"noise_level":-31.938869,"freq_skew":0.830310,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041850,"usec":476542},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187729,"noise_level":-31.701778,"freq_skew":0.290883,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"G","sublabel":"DF","msg_text":"0615,00802,0212,-300,0000,001,003/1L00000,00000,00000,00000,0198,0008/1M00000,00000,00000,00000,0183,0009/1N0008,0006,00000,00000,00000,10564/1O0007,0004,00000,00000,00000,13568/1P0599,581/1Q0615,582/1R2228"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041850,"usec":479435},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636001,"noise_level":-31.501188,"freq_skew":-1.195299,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"TP0483","msg_num":"M72","msg_num_seq":"A","msg_text":"191049,33093, 3740,N3923.17 W00647.42"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041850,"usec":480039},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945202,"noise_level":-31.436134,"freq_skew":-1.531214,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041850,"usec":480454},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685279,"noise_level":-31.403790,"freq_skew":1.110957,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041851,"usec":243693},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.228303,"noise_level":-30.802372,"freq_skew":-1.762199,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041851,"usec":248803},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280751,"noise_level":-30.623474,"freq_skew":0.670853,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":40734,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041852,"usec":1358},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390564,"noise_level":-30.304771,"freq_skew":0.760745,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60734,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,216,219,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041852,"usec":5623},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.778193,"noise_level":-29.969936,"freq_skew":2.644106,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[12,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041852,"usec":771243},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359080,"noise_level":-29.285915,"freq_skew":0.649525,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041853,"usec":525240},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.978398,"noise_level":-29.943571,"freq_skew":0.190394,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"G","sublabel":"DF","msg_text":"0615,00802,0212,-300,0000,001,003/1L00000,00000,00000,00000,0198,0008/1M00000,00000,00000,00000,0183,0009/1N0008,0006,00000,00000,00000,10564/1O0007,0004,00000,00000,00000,13568/1P0599,581/1Q0615,582/1R2228"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041853,"usec":532461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303415,"noise_level":-29.612713,"freq_skew":0.614009,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041854,"usec":284895},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259467,"noise_level":-29.482353,"freq_skew":0.809240,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041854,"usec":286477},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.084270,"noise_level":-29.654118,"freq_skew":0.383219,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"H","sublabel":"DF","msg_text":"0,18182,042C0,00000,00040,00000/1S22280,18082,042C0,00000,00040,00000/1T00000,0000C,04000,XXXXX,48480,10000/1U00000,0000C,04000,XXXXX,48741,10000/1V00000,00000,XXXXX,00000,08000,00000/1W00000,00000,XXXXX,00"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041854,"usec":287758},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322908,"noise_level":-30.217705,"freq_skew":0.794766,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60735,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041854,"usec":288284},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161369,"noise_level":-30.953056,"freq_skew":0.703384,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":40734,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041854,"usec":288812},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511429,"noise_level":-30.922459,"freq_skew":1.530191,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":429,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041854,"usec":290412},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834995,"noise_level":-31.502230,"freq_skew":-0.013248,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":571,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041854,"usec":290890},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587133,"noise_level":-31.469639,"freq_skew":1.798129,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[61,88,182,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":50737},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361459,"noise_level":-31.407612,"freq_skew":0.794656,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60734,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,216,219,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":51836},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346611,"noise_level":-31.731583,"freq_skew":0.775114,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":52789},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330144,"noise_level":-31.631577,"freq_skew":0.577131,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":53299},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629767,"noise_level":-31.778507,"freq_skew":1.852203,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":56156},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.089195,"noise_level":-31.480309,"freq_skew":0.363893,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"I","sublabel":"DF","msg_text":"000,08000,00000/1X40000,XXXXX,XXXXX,00000,00000,XXXXX/1Y00000,XXXXX,XXXXX,00000,00000,XXXXX/1Z00041,40080,00000,00000,XXXXX,XXXXX/AA00041,40080,00000,00000,XXXXX,XXXXX/AB01000,38000,00004,00000,0091A,08B00/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":56817},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092263,"noise_level":-31.480309,"freq_skew":0.772665,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":813617},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516124,"noise_level":-31.206268,"freq_skew":0.656449,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":813729},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659744,"noise_level":-31.206268,"freq_skew":0.662891,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":815935},"freq":136975000,"burst_len_octets":152,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.865456,"noise_level":-30.988117,"freq_skew":0.331412,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB04DE","msg_num":"D71","msg_num_seq":"J","sublabel":"DF","msg_text":"A320,088029,1,1,TB000000/REP003,84,01,1/CCEC-NEA,OCT26,190341,LEMD,LECO,0004/C0TWP030IB010101/C151,85604,4000,50,0010,0,0100,50,X/CE0110,18005,278,584,6228,317,W22B01/C21020420-2-121  /C35005205        /C45321231-23     /C55321160-07     /C61020420-2-121  /C75006409        /C85321231-23     /C95321160-07     /EE771476,01548,00847,17945,278,583,407/EC770714,11916,07420/F10017,0074,0055,0111/G10015,0074,0044/H108716,08725,08775,08733,09133,07852/I108720,08724,08780,08733,09145,07861/J109236,08848,4882,02205,05005,0174/K109236,08836,4875,02216,04931,6156/L10064,0887,0040,0036,0015,0010,007/M10071,0721,0037,0027,0015,0010,005/N10023,08714,-069,0050,142,0670,012/O10025,08719,-069,0047,123,0671,017/P15945,319584,127,17427,0911,02150,024/Q15846,327369,127,18719,0918,02170,014/R10000,0003,0000,0001,0001,0001,0002/S10000,0004,0001,0000,0001,0001,0006/T10078,0796,0736,1779,0199,0075,4857/U10083,0802,0791,1719,0184,0073,0647/V124206,09348,00002,074,-----,1135/W124569,09364,00005,074,09887,1144/X10649,0105,0021,0114,00376,0072/Y10653,0106,0039,0114,00377,0080/Z10297,0002,037,0966,XXXXX,00000/1F0362,0003,034,0968,XXXXX,00000/1G0248,0800,0812,000,003,006,-087/1H0249,0811,0813,000,003,004,-080/1J0599,00796,0219,-300,0000,001,005/1K0615,00802,0212,-300,0000,001,003/1L00000,00000,00000,00000,0198,0008/1M00000,00000,00000,00000,0183,0009/1N0008,0006,00000,00000,00000,10564/1O0007,0004,00000,00000,00000,13568/1P0599,581/1Q0615,582/1R22280,18182,042C0,00000,00040,00000/1S22280,18082,042C0,00000,00040,00000/1T00000,0000C,04000,XXXXX,48480,10000/1U00000,0000C,04000,XXXXX,48741,10000/1V00000,00000,XXXXX,00000,08000,00000/1W00000,00000,XXXXX,00000,08000,00000/1X40000,XXXXX,XXXXX,00000,00000,XXXXX/1Y00000,XXXXX,XXXXX,00000,00000,XXXXX/1Z00041,40080,00000,00000,XXXXX,XXXXX/AA00041,40080,00000,00000,XXXXX,XXXXX/AB01000,38000,00004,00000,0091A,08B00/AC01600,38000,00004,00000,00434,05500/AD7D064,-----,-----,-----,XXXXX/AE51064,-----,-----,-----,XXXXX/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":816880},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.670086,"noise_level":-31.236687,"freq_skew":1.968520,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041855,"usec":818866},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116417,"noise_level":-31.548021,"freq_skew":0.841839,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041856,"usec":572511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.924213,"noise_level":-31.385424,"freq_skew":1.664174,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041856,"usec":572870},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974414,"noise_level":-31.590469,"freq_skew":-0.114268,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[251,221,70,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041856,"usec":574510},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422166,"noise_level":-32.125412,"freq_skew":0.830499,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041856,"usec":576975},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934402,"noise_level":-31.849195,"freq_skew":2.832934,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[12,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041856,"usec":579437},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505012,"noise_level":-31.647648,"freq_skew":-0.006231,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1004,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[36,65,102,179]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28393,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[235,93,42,145]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041857,"usec":331921},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910075,"noise_level":-31.614510,"freq_skew":1.955112,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[49,153,252,66]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8337,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,65,18,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041857,"usec":333593},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477042,"noise_level":-31.450672,"freq_skew":0.736683,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NEA","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041857,"usec":336197},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468460,"noise_level":-31.194799,"freq_skew":0.622102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":40734,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041857,"usec":339961},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785427,"noise_level":-30.946247,"freq_skew":-1.184195,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"TP0483","msg_num":"M72","msg_num_seq":"A","msg_text":"191049,33093, 3740,N3923.17 W00647.42"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041857,"usec":340196},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616411,"noise_level":-30.946247,"freq_skew":1.381851,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610190908\r\n 166 66760A10760A115BCG3A-L200-0002\r\n-3000 370170017617466 343 347 323 324\r\n-2500 370150017617466 343 347 323 324\r\n-2000 370120017617466 343 344 323 324\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":99387},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221537,"noise_level":-30.885204,"freq_skew":0.172223,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.100000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":99387},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.221537,"noise_level":-30.885204,"freq_skew":0.172223,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"EC91RH","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":101296},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461841,"noise_level":-31.006924,"freq_skew":-0.093307,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":747,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[232,218,78,141]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[254,26,67,13]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":10,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":102116},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.940125,"noise_level":-30.945454,"freq_skew":0.343442,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":102349},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674486,"noise_level":-31.968731,"freq_skew":-0.078550,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":102625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.433869,"noise_level":-31.968731,"freq_skew":2.010784,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":103446},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604287,"noise_level":-31.900093,"freq_skew":-0.014842,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,54,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":103446},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.604287,"noise_level":-31.900093,"freq_skew":-0.014842,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":572,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":103861},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.294496,"noise_level":-31.865978,"freq_skew":2.915192,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":104325},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.929396,"noise_level":-31.831993,"freq_skew":0.593489,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495039","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":104679},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820746,"noise_level":-32.306381,"freq_skew":-0.161352,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":748,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":104983},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.206857,"noise_level":-32.306381,"freq_skew":1.773572,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":59,"dst_ref":28562,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[85,229,35,179]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":107002},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501379,"noise_level":-32.150894,"freq_skew":1.148361,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"TP473H","msg_num":"M16","msg_num_seq":"A","msg_text":"191050,33005, 4510,N4157.98 W00416.26"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":859955},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654653,"noise_level":-32.115780,"freq_skew":-0.913509,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":144,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":860468},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071976,"noise_level":-32.357208,"freq_skew":1.869995,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":863005},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392752,"noise_level":-32.976448,"freq_skew":0.671740,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":863775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339028,"noise_level":-33.049431,"freq_skew":0.668706,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":864415},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132150,"noise_level":-33.010498,"freq_skew":0.658441,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495039","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":865340},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516429,"noise_level":-33.347969,"freq_skew":0.053208,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041858,"usec":865506},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386142,"noise_level":-33.347969,"freq_skew":0.756474,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041859,"usec":619828},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.084610,"noise_level":-32.914730,"freq_skew":0.852883,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041859,"usec":620756},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427300,"noise_level":-32.800232,"freq_skew":2.138210,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LFOB"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":0}},{"name":"alternate_ground_stations","value":["11905A","129F1A","119C1A","119A6A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041859,"usec":621856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842876,"noise_level":-32.687222,"freq_skew":1.868672,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041859,"usec":622456},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611395,"noise_level":-32.612690,"freq_skew":-0.139339,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[251,221,70,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041859,"usec":622908},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304273,"noise_level":-33.374062,"freq_skew":1.166068,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370120017617466 343 345 324 323\r\n-1000 370110017617466 343 347 324 324\r\n-0500 370120017617466 342 345 323 325\r\n 0800 370140017617466 343 347 324 324\r\n+0500 370140017517366 342 346 323 324\r\n+1000 3701400"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041860,"usec":384865},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009795,"noise_level":-33.016956,"freq_skew":2.460979,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[23,246,115,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041860,"usec":387091},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.172603,"noise_level":-32.749016,"freq_skew":0.631510,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041860,"usec":389209},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602742,"noise_level":-32.489090,"freq_skew":-0.124893,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":482,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041860,"usec":389362},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.139665,"noise_level":-32.489090,"freq_skew":-1.200300,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":149546},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271565,"noise_level":-31.786636,"freq_skew":0.695870,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":41033,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":151640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636850,"noise_level":-32.373310,"freq_skew":2.731802,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":153906},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474982,"noise_level":-32.124233,"freq_skew":1.258173,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"C","sublabel":"DF","msg_text":"17517466 342 347 323 325\r\n+1500 370140017517366 341 348 323 324\r\n+2000 370150017517366 342 346 323 324\r\n+2500 370160017517366 341 346 322 325\r\n+3000 370170017517466 341 346 323 324\r\n+3500 370160017517366 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":154584},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717220,"noise_level":-32.089226,"freq_skew":0.427097,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8311,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[247,60,218,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":905674},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313621,"noise_level":-32.019634,"freq_skew":0.773815,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":905847},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.475961,"noise_level":-32.810112,"freq_skew":2.318270,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2737,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":906509},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474153,"noise_level":-33.100716,"freq_skew":0.190321,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":906662},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177004,"noise_level":-33.100716,"freq_skew":0.587111,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":41052,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":907432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.202299,"noise_level":-32.983757,"freq_skew":1.168612,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041861,"usec":912804},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702268,"noise_level":-32.349174,"freq_skew":-0.872758,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041862,"usec":667375},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385372,"noise_level":-32.206367,"freq_skew":0.647830,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041862,"usec":669667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856046,"noise_level":-31.961964,"freq_skew":0.115897,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041862,"usec":669929},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948812,"noise_level":-32.329304,"freq_skew":3.035748,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"dst_airport","value":"EDLV"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041862,"usec":673719},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267054,"noise_level":-32.046631,"freq_skew":0.633507,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60747,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[199,168,94,187]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.305000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041862,"usec":674404},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529246,"noise_level":-31.977379,"freq_skew":2.647183,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":965,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041863,"usec":434237},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932883,"noise_level":-31.840506,"freq_skew":2.683709,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DHO","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR62FJ","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041863,"usec":437780},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526340,"noise_level":-31.442373,"freq_skew":1.394321,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"D","sublabel":"DF","msg_text":"3 347 323 324\r\n+4000 370150017517466 340 346 322 324\r\n+4500 370140017517366 341 346 323 323\r\n+5000 370120017517366 341 346 323 325\r\n+5500 370100017517366 342 347 323 323\r\n+6000 370070017517466 342 348 322 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041863,"usec":438068},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239877,"noise_level":-31.410004,"freq_skew":0.812960,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041863,"usec":438399},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621933,"noise_level":-31.377754,"freq_skew":2.790392,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23121174","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,162,124,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041863,"usec":438509},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670172,"noise_level":-31.377754,"freq_skew":-0.819474,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[242,118,190,102]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8367,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[140,16,248,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":1}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041863,"usec":438973},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612014,"noise_level":-31.345625,"freq_skew":1.309911,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":367,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041864,"usec":186486},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167952,"noise_level":-31.441734,"freq_skew":0.621554,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":41033,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041864,"usec":188268},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161502,"noise_level":-31.281094,"freq_skew":0.803743,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60749,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[242,226,126,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041864,"usec":193603},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636507,"noise_level":-30.816271,"freq_skew":0.586269,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041864,"usec":957026},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014905,"noise_level":-31.013586,"freq_skew":-0.749443,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041864,"usec":957345},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.308662,"noise_level":-30.982777,"freq_skew":2.221730,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041864,"usec":957886},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509724,"noise_level":-31.831238,"freq_skew":2.414931,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":279,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[191,42,220,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041864,"usec":958223},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367518,"noise_level":-31.797390,"freq_skew":1.731663,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":453,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041865,"usec":715754},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390791,"noise_level":-31.304893,"freq_skew":2.813467,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041865,"usec":716401},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491183,"noise_level":-31.241287,"freq_skew":0.450550,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":642,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041865,"usec":718732},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631781,"noise_level":-30.991421,"freq_skew":-0.387116,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":44,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28484,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[11,0,114,240]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041866,"usec":475886},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131067,"noise_level":-30.541456,"freq_skew":0.653817,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[24,163,239,148]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041867,"usec":242142},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857923,"noise_level":-29.983517,"freq_skew":-0.529806,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041867,"usec":244560},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796942,"noise_level":-29.847509,"freq_skew":-0.815969,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":529,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8367,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[185,204,224,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":5}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041867,"usec":248365},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466266,"noise_level":-29.908094,"freq_skew":0.766111,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[72,175,176,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041867,"usec":248604},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.992651,"noise_level":-29.908094,"freq_skew":0.579906,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60757,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[108,253,79,82]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041868,"usec":5739},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796863,"noise_level":-29.523783,"freq_skew":2.695214,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DHO","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FR62FJ","msg_num":"M17","msg_num_seq":"A","msg_text":"191106,,2127, 158,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041868,"usec":8556},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856923,"noise_level":-29.267582,"freq_skew":-0.928233,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041868,"usec":762345},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376138,"noise_level":-29.217236,"freq_skew":2.223556,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"dst_airport","value":"LFOB"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":0}},{"name":"alternate_ground_stations","value":["11905A","129F1A","119C1A","119A6A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041868,"usec":767835},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845018,"noise_level":-29.368690,"freq_skew":-0.824016,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[102,22,185,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041869,"usec":523580},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656843,"noise_level":-29.255686,"freq_skew":0.088286,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":151,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[168,164,128,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041869,"usec":524987},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707418,"noise_level":-29.155422,"freq_skew":0.104872,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":749,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,157,221,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":8}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041869,"usec":525465},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496228,"noise_level":-29.783194,"freq_skew":0.831806,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041869,"usec":530219},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636689,"noise_level":-29.909653,"freq_skew":-0.805487,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-7.600000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041869,"usec":530219},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.636689,"noise_level":-29.909653,"freq_skew":-0.805487,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVO","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TP0563","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041869,"usec":530219},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.636689,"noise_level":-29.909653,"freq_skew":-0.805487,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251317","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,207,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041869,"usec":531461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591722,"noise_level":-29.828487,"freq_skew":2.929923,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041870,"usec":290060},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463377,"noise_level":-29.615673,"freq_skew":0.038016,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"1","ack":"G","flight":"EC91RH","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041870,"usec":291878},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706780,"noise_level":-29.459419,"freq_skew":1.294750,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"TP1017","msg_num":"F15","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS191109,261026/DTLPPT,20O,57,194709,116/FNTAP10176431"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041870,"usec":294644},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326369,"noise_level":-29.255356,"freq_skew":0.705572,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":41307,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041870,"usec":295853},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007219,"noise_level":-29.205082,"freq_skew":-0.142752,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":55421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665832,"noise_level":-29.932621,"freq_skew":-0.829827,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":56222},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207455,"noise_level":-29.851238,"freq_skew":1.798757,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":57020},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606135,"noise_level":-29.770611,"freq_skew":-0.107259,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":57801},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.191213,"noise_level":-29.717274,"freq_skew":0.576877,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":58268},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533892,"noise_level":-29.690725,"freq_skew":0.046468,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"EC91RH","msg_num":"F34","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41154W007092,N41442W007047,191109,390,N39320W007246,,N39061W007283,M59,19455,896512"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":62841},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522398,"noise_level":-30.501396,"freq_skew":1.082769,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"E","sublabel":"DF","msg_text":"25\r\n+6500 370080017517466 342 347 322 324\r\n+7000 370110017517466 342 346 322 326\r\n+7500 370140017517466 343 345 322 324\r\n+8000 370140017517466 342 348 323 324\r\n+8500 370130017517466 343 346 323 325\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":809141},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058824,"noise_level":-30.357105,"freq_skew":-0.752457,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":811272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554188,"noise_level":-30.159042,"freq_skew":-0.117563,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":811724},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702082,"noise_level":-30.403183,"freq_skew":-0.752724,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[102,22,185,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":812294},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695399,"noise_level":-30.345829,"freq_skew":1.454850,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":812749},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.421146,"noise_level":-31.379593,"freq_skew":2.146180,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[117,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041871,"usec":813936},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474730,"noise_level":-31.283541,"freq_skew":-0.259217,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[62,167,128,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041872,"usec":575279},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301608,"noise_level":-31.200447,"freq_skew":0.738457,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44571,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[160,97]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041872,"usec":575496},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182470,"noise_level":-31.472878,"freq_skew":0.739387,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041872,"usec":578979},"freq":136975000,"burst_len_octets":242,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713298,"noise_level":-31.122084,"freq_skew":1.394260,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.400002,"lon":-6.500000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041872,"usec":578979},"freq":136975000,"burst_len_octets":242,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.713298,"noise_level":-31.122084,"freq_skew":1.394260,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"TP1017","msg_num":"F15","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS191109,261026/DTLPPT,20O,57,194709,116/FNTAP10176431"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041872,"usec":578979},"freq":136975000,"burst_len_octets":242,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.713298,"noise_level":-31.122084,"freq_skew":1.394260,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251313","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,203,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041872,"usec":581147},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.779661,"noise_level":-30.906010,"freq_skew":1.109124,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSL","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"FR4423","msg_num":"M44","msg_num_seq":"A","msg_text":"/LPPR.TI2/024LPPRA3978"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041873,"usec":336454},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844398,"noise_level":-30.815027,"freq_skew":1.726726,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041873,"usec":337490},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207784,"noise_level":-31.188776,"freq_skew":0.516633,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[169,241,89,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041873,"usec":337711},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959368,"noise_level":-31.188776,"freq_skew":0.251086,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041873,"usec":338989},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.305178,"noise_level":-31.959743,"freq_skew":2.102705,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041873,"usec":341236},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715164,"noise_level":-32.913811,"freq_skew":1.167937,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"TP1017","msg_num":"F15","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS191109,261026/DTLPPT,20O,57,194709,116/FNTAP10176431"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041873,"usec":341518},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143301,"noise_level":-32.875481,"freq_skew":0.808828,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041873,"usec":342123},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439575,"noise_level":-32.837318,"freq_skew":1.247467,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"F","sublabel":"DF","msg_text":"70100017517366 341 346 322 323\r\n-30 84 84 172 1680120096611\r\n-25 84 84 172 1680120096611\r\n-20 84 84 172 1680120096611\r\n-15 84 84 172 1680120096611\r\n-10 84 84 172 1680120106611\r\n-05 84 84 172 1680120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":96262},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243587,"noise_level":-32.537910,"freq_skew":0.599009,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":97762},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899207,"noise_level":-32.355888,"freq_skew":1.740138,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":99362},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.970185,"noise_level":-32.177608,"freq_skew":0.679413,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSL","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":102490},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.983309,"noise_level":-31.975210,"freq_skew":0.803476,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60764,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[72,23,10,232]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":856356},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899457,"noise_level":-31.872377,"freq_skew":2.027288,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["129F1A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":857072},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701229,"noise_level":-31.804495,"freq_skew":-2.379488,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[142,146,105,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":861571},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711938,"noise_level":-31.407970,"freq_skew":-0.911151,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[102,22,185,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":863885},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171269,"noise_level":-31.401928,"freq_skew":0.757025,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":23,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[182,28]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.325000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":864672},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680702,"noise_level":-31.337608,"freq_skew":0.848525,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041874,"usec":864794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.587194,"noise_level":-32.159813,"freq_skew":1.362016,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041875,"usec":629803},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656311,"noise_level":-32.054790,"freq_skew":-0.044883,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[62,167,128,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041875,"usec":631635},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764297,"noise_level":-32.215210,"freq_skew":2.204243,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":581,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041875,"usec":632076},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525194,"noise_level":-32.179832,"freq_skew":2.001667,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23121126","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,162,86,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041875,"usec":632361},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257287,"noise_level":-32.179832,"freq_skew":0.744743,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041875,"usec":635046},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611547,"noise_level":-31.901909,"freq_skew":-1.505369,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":409,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041875,"usec":636751},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743196,"noise_level":-31.977350,"freq_skew":1.800649,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DHA","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"FR12ZZ","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041875,"usec":637193},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225716,"noise_level":-31.942930,"freq_skew":0.630628,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041876,"usec":377402},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226097,"noise_level":-31.840479,"freq_skew":1.106802,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041876,"usec":378675},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778704,"noise_level":-32.401073,"freq_skew":-0.193089,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041876,"usec":382942},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062795,"noise_level":-31.942616,"freq_skew":1.452219,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":143146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005440,"noise_level":-32.323044,"freq_skew":1.783526,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":143747},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527132,"noise_level":-32.251560,"freq_skew":0.608488,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"FR514W","msg_num":"M61","msg_num_seq":"A","msg_text":"191114,35998,2031, 136,N 42.656 W  4.998"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":145319},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722285,"noise_level":-32.110332,"freq_skew":0.488487,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":145722},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635381,"noise_level":-33.125587,"freq_skew":0.151294,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"3","ack":"H","flight":"EC91RH","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":147939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578999,"noise_level":-32.854324,"freq_skew":1.358569,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":151179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694430,"noise_level":-32.517559,"freq_skew":0.591889,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":151392},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506852,"noise_level":-32.480934,"freq_skew":0.686645,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":904202},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423964,"noise_level":-32.408146,"freq_skew":2.415957,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"dst_airport","value":"LFOB"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":0}},{"name":"alternate_ground_stations","value":["11905A","129F1A","119C1A","119A6A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":906202},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968554,"noise_level":-32.193371,"freq_skew":1.876008,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":908201},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.999758,"noise_level":-32.018356,"freq_skew":0.569541,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":38852,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[62,148,60,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":910649},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572278,"noise_level":-31.846800,"freq_skew":-0.427359,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":45,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[15,218,161,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":911075},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.072903,"noise_level":-31.812893,"freq_skew":0.767218,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":23,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[182,28]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.325000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041877,"usec":911830},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925771,"noise_level":-31.779116,"freq_skew":-1.356209,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041878,"usec":672247},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531712,"noise_level":-32.427795,"freq_skew":-1.369680,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":409,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041878,"usec":672749},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501016,"noise_level":-33.109367,"freq_skew":2.252585,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221136","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,94,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041878,"usec":672997},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776560,"noise_level":-33.109367,"freq_skew":-2.457637,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"_d","blk_id":"0","ack":"H","flight":"IB05KY","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041878,"usec":674297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553981,"noise_level":-32.953613,"freq_skew":0.646075,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041878,"usec":674757},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974839,"noise_level":-33.572094,"freq_skew":-0.734616,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[102,22,185,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041878,"usec":675719},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714847,"noise_level":-33.448654,"freq_skew":0.622607,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041878,"usec":675868},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612795,"noise_level":-33.448654,"freq_skew":-0.067884,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[62,167,128,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041878,"usec":676395},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548586,"noise_level":-33.653385,"freq_skew":2.440596,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QEP","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FR02MF","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041879,"usec":434558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348498,"noise_level":-33.086666,"freq_skew":0.826871,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952CF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041879,"usec":438100},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502784,"noise_level":-33.117435,"freq_skew":1.182710,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[34,61]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041879,"usec":440797},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693249,"noise_level":-32.900436,"freq_skew":2.480909,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":193581},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881032,"noise_level":-32.710739,"freq_skew":0.523575,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":471,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":193980},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647352,"noise_level":-32.673294,"freq_skew":0.050469,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"3","ack":"H","flight":"EC91RH","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":194458},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220580,"noise_level":-32.636009,"freq_skew":0.809459,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".SP-RSL","mode":"2","label":"A9","blk_id":"L","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS D\r\n1907Z ILS Y APCH\r\nRWY IN USE 17\r\nTRL 50\r\nWND TDZ 110 DEG 3 KT\r\n VRB BTN 070 AND 130 DEG\r\nVIS TDZ 8KM  \r\nCLD FEW 4500 FT\r\nT 14 DP 13 QNH 1018\r\nBIRD ACTIVITY OVER RWY\r\nACK ARR INFO D\r\n\r\n\r\nAE2C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":194918},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.101663,"noise_level":-33.305656,"freq_skew":0.600784,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":196043},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369312,"noise_level":-33.185921,"freq_skew":1.014110,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6082,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[129,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":198238},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111328,"noise_level":-33.028801,"freq_skew":2.241274,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":199000},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803420,"noise_level":-32.912796,"freq_skew":1.392307,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28411,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[239,94]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":199775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111097,"noise_level":-32.836311,"freq_skew":0.777679,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":960726},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319639,"noise_level":-32.500237,"freq_skew":0.796265,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[4,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":961762},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391493,"noise_level":-32.670326,"freq_skew":1.362528,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSL","mode":"2","label":"_d","blk_id":"3","ack":"L","flight":"FR4423","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":963102},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414016,"noise_level":-32.522182,"freq_skew":1.355871,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"G","sublabel":"DF","msg_text":" 08 84 84 172 1680120096611\r\n+05 84 84 172 1680120096611\r\n+10 84 84 172 1680120096611\r\n+15 84 84 172 1680120096611\r\n+20 84 84 172 1680120096611\r\n+25 84 84 172 1680120096611\r\n+30 84 84 172 1680120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041880,"usec":965850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977735,"noise_level":-32.268864,"freq_skew":2.325472,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041881,"usec":711684},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792284,"noise_level":-32.210957,"freq_skew":1.609598,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":807,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[238,7,160,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041881,"usec":713630},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080977,"noise_level":-32.035591,"freq_skew":0.664740,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041881,"usec":714885},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.134515,"noise_level":-32.060085,"freq_skew":-0.814088,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28343,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[104,215,12,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041881,"usec":717105},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805584,"noise_level":-31.956251,"freq_skew":-1.328560,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":409,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041881,"usec":717265},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.846483,"noise_level":-31.956251,"freq_skew":0.711464,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041881,"usec":719196},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545021,"noise_level":-31.975571,"freq_skew":-0.232150,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[62,167,128,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041881,"usec":720915},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.960870,"noise_level":-31.838724,"freq_skew":0.752138,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSL","mode":"2","label":"A9","blk_id":"M","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS D\r\n1907Z ILS Y APCH\r\nRWY IN USE 17\r\nTRL 50\r\nWND TDZ 110 DEG 3 KT\r\n VRB BTN 070 AND 130 DEG\r\nVIS TDZ 8KM  \r\nCLD FEW 4500 FT\r\nT 14 DP 13 QNH 1018\r\nBIRD ACTIVITY OVER RWY\r\nACK ARR INFO D\r\n\r\n\r\nAE2C\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041882,"usec":484255},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914658,"noise_level":-31.343945,"freq_skew":1.348135,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041882,"usec":484459},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911681,"noise_level":-31.343945,"freq_skew":-0.653900,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":198,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[224,182,87,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041882,"usec":485680},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238618,"noise_level":-31.216625,"freq_skew":1.380417,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSL","mode":"2","label":"_d","blk_id":"4","ack":"M","flight":"FR4423","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041882,"usec":486871},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412273,"noise_level":-31.281029,"freq_skew":1.682333,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041883,"usec":249570},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620418,"noise_level":-30.756071,"freq_skew":0.707046,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041883,"usec":254306},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771637,"noise_level":-30.461472,"freq_skew":-0.057405,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"3","ack":"H","flight":"EC91RH","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041884,"usec":2215},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567553,"noise_level":-31.036812,"freq_skew":-0.018431,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"4","ack":"I","flight":"EC91RH","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041884,"usec":3579},"freq":136975000,"burst_len_octets":202,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428106,"noise_level":-30.944454,"freq_skew":0.081542,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"EC91RH","msg_num":"F35","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLPFR,28O,64,200016/PR1198,296,390,89,,0,5,,,60,,,P22,M8,46590,,1109,296/RP:DA:EGGD:AA:LPFR..N39320W007246..N39061W007283:A:ALAG9A:AP:ILS28(28O)887C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041884,"usec":6807},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226027,"noise_level":-30.762638,"freq_skew":0.519560,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041884,"usec":771179},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405765,"noise_level":-30.226566,"freq_skew":1.269084,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"H","sublabel":"DF","msg_text":" 84 84 172 1680120096611\r\n+40 84 84 172 1680120096611\r\n+45 84 84 172 1680120096611\r\n+50 84 84 172 1680120106611\r\n+55 84 84 172 1680120096611\r\n+60 84 84 172 1680120096611\r\n+65 84 84 172 1680120096611\r\n+70 84"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041884,"usec":773969},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384860,"noise_level":-30.059034,"freq_skew":0.760298,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":41748,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041885,"usec":528513},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687739,"noise_level":-30.272861,"freq_skew":1.130566,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8393,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[150,144,183,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041885,"usec":528833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414091,"noise_level":-30.244562,"freq_skew":0.133403,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041885,"usec":529333},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924897,"noise_level":-30.216358,"freq_skew":1.705016,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8061,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28431,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[184,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041886,"usec":286691},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795737,"noise_level":-29.803909,"freq_skew":-0.059702,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041886,"usec":292955},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843699,"noise_level":-29.410162,"freq_skew":1.422397,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 172 1680120096611\r\n+75 84 84 172 1680120096611\r\n+80 84 84 172 1680120096611\r\n+85 84 84 172 1680120096611\r\n+90 84 84 172 1670120106611\r\n-30 70 69 22 25-079400 -548ER\r\n-25 70 70 22 25-079400 -548ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041887,"usec":48916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012591,"noise_level":-29.974747,"freq_skew":0.626342,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041887,"usec":50131},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001553,"noise_level":-29.865883,"freq_skew":1.989913,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041887,"usec":50330},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715752,"noise_level":-29.865883,"freq_skew":2.002449,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6607,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041887,"usec":55253},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414354,"noise_level":-29.495256,"freq_skew":-0.048427,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":512,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041887,"usec":817497},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549759,"noise_level":-29.214756,"freq_skew":0.088712,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":483,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041887,"usec":822915},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963054,"noise_level":-29.460136,"freq_skew":1.733718,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":8062,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041888,"usec":584328},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441991,"noise_level":-29.130901,"freq_skew":1.373527,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 22 25-079400 -545ER\r\n-15 70 70 22 25-079500 -548ER\r\n-10 70 70 22 25-079500 -548ER\r\n-05 70 70 22 25-079400 -548ER\r\n 08 70 69 22 25-079400 -548ER\r\n+05 70 69 22 25-079400 -548ER\r\n+10 69 69 22 25-079400 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041890,"usec":93265},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642708,"noise_level":-28.697519,"freq_skew":2.689053,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":820,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63811,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[160,121,175,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041890,"usec":861199},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587040,"noise_level":-28.234539,"freq_skew":0.127467,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"VY73WA","msg_num":"M52","msg_num_seq":"A","msg_text":"/LEBL.TI2/040LEBLA3461"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041890,"usec":862578},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008831,"noise_level":-28.145336,"freq_skew":-2.361290,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[189,143,197,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041890,"usec":863706},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.084112,"noise_level":-28.079031,"freq_skew":0.576711,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":41882,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041890,"usec":868299},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392452,"noise_level":-27.776125,"freq_skew":0.671513,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041891,"usec":618445},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.296829,"noise_level":-27.733704,"freq_skew":0.422852,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":663,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041891,"usec":620535},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469536,"noise_level":-27.988987,"freq_skew":2.279713,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44669,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,214]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041891,"usec":620810},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.191719,"noise_level":-28.624500,"freq_skew":0.666375,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-SIL","mode":"2","label":"H1","blk_id":"B","ack":"!","sublabel":"MD","msg_text":"REQPER,PRFE36\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041891,"usec":624154},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352654,"noise_level":-28.438942,"freq_skew":0.650088,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041891,"usec":625703},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607587,"noise_level":-28.803589,"freq_skew":0.858929,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041891,"usec":626643},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815249,"noise_level":-28.779690,"freq_skew":-0.667237,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-SIL","mode":"2","label":"_d","blk_id":"3","ack":"B","flight":"SK2802","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041892,"usec":381536},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375748,"noise_level":-28.950264,"freq_skew":0.933677,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041892,"usec":382104},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121000,"noise_level":-30.035877,"freq_skew":-2.416950,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041892,"usec":382918},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818477,"noise_level":-29.953526,"freq_skew":-0.460219,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-SIL","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"SK2802","msg_num":"F03","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS191131,2610261D1C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041892,"usec":384645},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471653,"noise_level":-29.817986,"freq_skew":0.466788,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041892,"usec":384767},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207489,"noise_level":-29.817986,"freq_skew":0.738276,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-LVP","mode":"2","label":"A9","blk_id":"W","ack":"!","msg_text":"/MADAAYA.TI2/LEBL ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 24R AND FOR DEP 24L\r\nTRL FL070\r\nHIGH INTST RWY OPS IN FORCE\r\nWIND 220 DEG 5 KT .\r\nVIS 10 KM OR MORE CLD FEW 1500 FT\r\nT19 DP17\r\nQNH 1020HPA\r\nNOSIG\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041892,"usec":385625},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539544,"noise_level":-29.764359,"freq_skew":1.244226,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"K","sublabel":"DF","msg_text":"48ER\r\n+15 69 69 22 25-079400 -548ER\r\n+20 69 69 22 25-079400 -548ER\r\n+25 69 69 22 25-079400 -548ER\r\n+30 69 69 22 25-079400 -548ER\r\n+35 70 69 22 25-079400 -548ER\r\n+40 70 69 22 25-079400 -548ER\r\n+45 70 69 22 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041892,"usec":386959},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825500,"noise_level":-29.711058,"freq_skew":0.223503,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"_d","blk_id":"0","ack":"W","flight":"VY73WA","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":147317},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043671,"noise_level":-29.658085,"freq_skew":2.075054,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":148584},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131669,"noise_level":-29.553093,"freq_skew":0.710171,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-SIL","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":153684},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.118781,"noise_level":-29.641998,"freq_skew":0.939015,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6083,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":154556},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636550,"noise_level":-30.358479,"freq_skew":0.779511,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":154674},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773469,"noise_level":-30.358479,"freq_skew":0.092354,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":903290},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768112,"noise_level":-31.064613,"freq_skew":-0.593514,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":903806},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334624,"noise_level":-31.033619,"freq_skew":0.683758,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"A9","blk_id":"A","ack":"!","msg_text":"/MADAAYA.TI2/LEBL ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 24R AND FOR DEP 24L\r\nTRL FL070\r\nHIGH INTST RWY OPS IN FORCE\r\nWIND 220 DEG 5 KT .\r\nVIS 10 KM OR MORE CLD FEW 1500 FT\r\nT19 DP17\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR N\r\nAB96\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":906053},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121325,"noise_level":-31.028568,"freq_skew":0.774696,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":41882,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":906727},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400797,"noise_level":-31.658632,"freq_skew":0.202046,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"_d","blk_id":"1","ack":"A","flight":"VY73WA","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041893,"usec":909566},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445672,"noise_level":-31.903421,"freq_skew":1.378959,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079300 -548ER\r\n+50 70 69 22 25-079300 -548ER\r\n+55 70 69 22 25-079300 -548ER\r\n+60 70 69 22 25-079400 -548ER\r\n+65 70 69 22 25-079400 -548ER\r\n+70 70 69 22 25-079300 -548ER\r\n+75 70 69 22 25-079300 -548ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041894,"usec":668007},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067266,"noise_level":-31.835297,"freq_skew":-0.034387,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":664,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041894,"usec":670512},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132648,"noise_level":-32.391098,"freq_skew":0.669874,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041894,"usec":671127},"freq":136975000,"burst_len_octets":127,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653550,"noise_level":-32.319054,"freq_skew":-0.620111,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-SIL","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"SK2802","msg_num":"F04","msg_num_seq":"A","sublabel":"M1","msg_text":"PER/PR1495,319,380,150,,0,3,,M57,40,,,M5,M5,36090,,1345,334/TS191131,261026BB38"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041894,"usec":671894},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.701956,"noise_level":-32.247604,"freq_skew":0.433867,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041895,"usec":435975},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.062691,"noise_level":-31.662891,"freq_skew":0.855042,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041895,"usec":441366},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571191,"noise_level":-31.177752,"freq_skew":1.266894,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D82","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610190908\r\n 166 66760A10760A115BCG3A-L200-0002\r\n-3000 370170017617466 343 347 323 324\r\n-2500 370150017617466 343 347 323 324\r\n-2000 370120017617466 343 344 323 324\r\n-1500 370120017617466 343 345 324 323\r\n-1000 370110017617466 343 347 324 324\r\n-0500 370120017617466 342 345 323 325\r\n 0800 370140017617466 343 347 324 324\r\n+0500 370140017517366 342 346 323 324\r\n+1000 370140017517466 342 347 323 325\r\n+1500 370140017517366 341 348 323 324\r\n+2000 370150017517366 342 346 323 324\r\n+2500 370160017517366 341 346 322 325\r\n+3000 370170017517466 341 346 323 324\r\n+3500 370160017517366 343 347 323 324\r\n+4000 370150017517466 340 346 322 324\r\n+4500 370140017517366 341 346 323 323\r\n+5000 370120017517366 341 346 323 325\r\n+5500 370100017517366 342 347 323 323\r\n+6000 370070017517466 342 348 322 325\r\n+6500 370080017517466 342 347 322 324\r\n+7000 370110017517466 342 346 322 326\r\n+7500 370140017517466 343 345 322 324\r\n+8000 370140017517466 342 348 323 324\r\n+8500 370130017517466 343 346 323 325\r\n+9000 370100017517366 341 346 322 323\r\n-30 84 84 172 1680120096611\r\n-25 84 84 172 1680120096611\r\n-20 84 84 172 1680120096611\r\n-15 84 84 172 1680120096611\r\n-10 84 84 172 1680120106611\r\n-05 84 84 172 1680120096611\r\n 08 84 84 172 1680120096611\r\n+05 84 84 172 1680120096611\r\n+10 84 84 172 1680120096611\r\n+15 84 84 172 1680120096611\r\n+20 84 84 172 1680120096611\r\n+25 84 84 172 1680120096611\r\n+30 84 84 172 1680120096611\r\n+35 84 84 172 1680120096611\r\n+40 84 84 172 1680120096611\r\n+45 84 84 172 1680120096611\r\n+50 84 84 172 1680120106611\r\n+55 84 84 172 1680120096611\r\n+60 84 84 172 1680120096611\r\n+65 84 84 172 1680120096611\r\n+70 84 84 172 1680120096611\r\n+75 84 84 172 1680120096611\r\n+80 84 84 172 1680120096611\r\n+85 84 84 172 1680120096611\r\n+90 84 84 172 1670120106611\r\n-30 70 69 22 25-079400 -548ER\r\n-25 70 70 22 25-079400 -548ER\r\n-20 70 70 22 25-079400 -545ER\r\n-15 70 70 22 25-079500 -548ER\r\n-10 70 70 22 25-079500 -548ER\r\n-05 70 70 22 25-079400 -548ER\r\n 08 70 69 22 25-079400 -548ER\r\n+05 70 69 22 25-079400 -548ER\r\n+10 69 69 22 25-079400 -548ER\r\n+15 69 69 22 25-079400 -548ER\r\n+20 69 69 22 25-079400 -548ER\r\n+25 69 69 22 25-079400 -548ER\r\n+30 69 69 22 25-079400 -548ER\r\n+35 70 69 22 25-079400 -548ER\r\n+40 70 69 22 25-079400 -548ER\r\n+45 70 69 22 24-079300 -548ER\r\n+50 70 69 22 25-079300 -548ER\r\n+55 70 69 22 25-079300 -548ER\r\n+60 70 69 22 25-079400 -548ER\r\n+65 70 69 22 25-079400 -548ER\r\n+70 70 69 22 25-079300 -548ER\r\n+75 70 69 22 25-079300 -548ER\r\n+80 69 68 22 25-079300 -548ER\r\n+85 69 68 22 25-079300 -548ER\r\n+90 69 68 22 25-079300 -548ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041895,"usec":441973},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092508,"noise_level":-31.146355,"freq_skew":0.723345,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-SIL","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041895,"usec":442083},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620022,"noise_level":-31.115067,"freq_skew":1.147647,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28411,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[143,136]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041896,"usec":196895},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917859,"noise_level":-30.838451,"freq_skew":1.908190,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1871,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8447,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[232,26]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041896,"usec":197467},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237557,"noise_level":-30.778160,"freq_skew":0.744321,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[0,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041896,"usec":203585},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649559,"noise_level":-30.665901,"freq_skew":-0.559889,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041896,"usec":205133},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100571,"noise_level":-30.548080,"freq_skew":0.613209,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":23,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[126,21]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041897,"usec":719797},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363038,"noise_level":-29.476055,"freq_skew":1.417759,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041897,"usec":723506},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890685,"noise_level":-29.221239,"freq_skew":1.355583,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[30,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041898,"usec":483823},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640194,"noise_level":-28.973684,"freq_skew":1.886883,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":576,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8390,"credit":4,"rseq":8,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[17,87,166,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041898,"usec":485173},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175438,"noise_level":-29.301487,"freq_skew":0.631194,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041898,"usec":486634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.107069,"noise_level":-29.200695,"freq_skew":0.832457,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041899,"usec":238188},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837161,"noise_level":-29.170187,"freq_skew":-1.620026,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[55,204,253,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041900,"usec":7743},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631063,"noise_level":-28.451801,"freq_skew":1.823965,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":808,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[68,211,210,2]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,69,235,219]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041900,"usec":763226},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033449,"noise_level":-28.158043,"freq_skew":-1.625333,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041900,"usec":769388},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820680,"noise_level":-28.648670,"freq_skew":-0.966696,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":145,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[178,164,89,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041900,"usec":770255},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569281,"noise_level":-28.943319,"freq_skew":0.027277,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1006,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041901,"usec":524533},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959610,"noise_level":-29.081913,"freq_skew":1.501013,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041901,"usec":524921},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168985,"noise_level":-29.496559,"freq_skew":0.771985,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[32,129,1,129]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041901,"usec":528867},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655090,"noise_level":-29.165970,"freq_skew":1.764365,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041901,"usec":529285},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.072382,"noise_level":-29.417133,"freq_skew":0.838195,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":55,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[221,193,156,98]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LECB"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041902,"usec":284375},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578347,"noise_level":-29.139103,"freq_skew":-1.121983,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041902,"usec":285153},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816266,"noise_level":-29.089493,"freq_skew":0.370715,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":134,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28392,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[64,112,226,90]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28392,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[136,233,91,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041903,"usec":51610},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.048064,"noise_level":-28.563721,"freq_skew":0.829631,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[238,133,67,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041903,"usec":54136},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.114443,"noise_level":-28.379442,"freq_skew":0.806533,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44642,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[229,118,172,169]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":42}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"LOMDA"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041903,"usec":808319},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.095943,"noise_level":-28.066067,"freq_skew":0.608280,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,69,83,48,49,1],"dst_nsap":[71,0,39,65,86,76,71,0,52,67,212,0,0,83,65,65,66,0,0,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":50305,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[66]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":63905,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[85,71,221,9]},{"name":"checksum","value":[194,254]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041903,"usec":808471},"freq":136975000,"burst_len_octets":43,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419811,"noise_level":-28.066067,"freq_skew":0.616268,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,69,83,48,49,1],"dst_nsap":[71,0,39,65,86,76,71,0,52,67,212,0,0,83,65,65,66,0,0,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":50305,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[66]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":63905,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[85,71,221,9]},{"name":"checksum","value":[194,254]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25248130,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041903,"usec":808828},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258826,"noise_level":-28.854101,"freq_skew":0.494224,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":664,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28522,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[177,162,84,13]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28522,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[78,91,161,127]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041903,"usec":810706},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309787,"noise_level":-29.620073,"freq_skew":0.434744,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041903,"usec":813281},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229609,"noise_level":-29.552259,"freq_skew":0.579627,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44644,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[147,14,153,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041903,"usec":814973},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491382,"noise_level":-29.422796,"freq_skew":0.181573,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":135,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":56,"dst_ref":63905,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[99,164,182,8]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041904,"usec":569736},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706985,"noise_level":-29.730358,"freq_skew":-2.140325,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":254,"pdu_id":352,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041904,"usec":574094},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046778,"noise_level":-29.579590,"freq_skew":0.868602,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3443D4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":50310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[72,70,239,103]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041904,"usec":576205},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.003956,"noise_level":-29.398310,"freq_skew":0.442195,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041904,"usec":577161},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295415,"noise_level":-30.115202,"freq_skew":0.762732,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041905,"usec":342283},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293924,"noise_level":-29.707417,"freq_skew":0.334735,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041905,"usec":344716},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379486,"noise_level":-30.195543,"freq_skew":2.240506,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"B9","blk_id":"4","ack":"!","flight":"FR2444","msg_num":"M14","msg_num_seq":"A","msg_text":"/LEMG.TI2/024LEMGA632E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041905,"usec":345068},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220902,"noise_level":-30.716208,"freq_skew":1.682028,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[171,146,214,174]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":44}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041906,"usec":109175},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170600,"noise_level":-30.635576,"freq_skew":0.822489,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041906,"usec":110852},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127121,"noise_level":-30.518166,"freq_skew":0.624582,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":42291,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041906,"usec":859656},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460189,"noise_level":-30.231396,"freq_skew":2.604946,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[137,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041906,"usec":860138},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384104,"noise_level":-30.203230,"freq_skew":1.696466,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041906,"usec":860293},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541359,"noise_level":-30.845608,"freq_skew":0.699246,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041906,"usec":862366},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.081147,"noise_level":-30.636223,"freq_skew":0.801425,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-VVO","mode":"2","label":"A9","blk_id":"T","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND 100 DEG 3 KT .\r\nCAVOK.\r\nT18 DP11\r\nQNH 1020HPA\r\nNOSIG"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041906,"usec":862703},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732740,"noise_level":-30.636223,"freq_skew":2.489527,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[227,20]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041907,"usec":628109},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883395,"noise_level":-30.763687,"freq_skew":1.593868,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041907,"usec":628876},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401478,"noise_level":-31.551104,"freq_skew":2.103685,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"_d","blk_id":"5","ack":"T","flight":"FR2444","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041907,"usec":629702},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574570,"noise_level":-32.162643,"freq_skew":-0.152880,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28370,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[6,14,209,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041907,"usec":629893},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627337,"noise_level":-32.127480,"freq_skew":0.540741,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"_d","blk_id":"7","ack":"K","flight":"U264ZU","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041907,"usec":630561},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671323,"noise_level":-32.092461,"freq_skew":-0.249318,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-3.200000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":384009},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754125,"noise_level":-32.347431,"freq_skew":-2.328196,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,155,3,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":385558},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568007,"noise_level":-32.930737,"freq_skew":1.734232,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":810,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[153,160,5,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":385660},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.614291,"noise_level":-32.930737,"freq_skew":0.112749,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28559,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[177,75,138,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":386212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557715,"noise_level":-32.854095,"freq_skew":0.654992,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":386692},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562342,"noise_level":-32.816025,"freq_skew":-0.139274,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"LH02NZ","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":386692},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.562342,"noise_level":-32.816025,"freq_skew":-0.139274,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":387162},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584593,"noise_level":-32.740387,"freq_skew":0.655793,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[125,249,35,5]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":387613},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573636,"noise_level":-32.702812,"freq_skew":2.458189,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041908,"usec":391180},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378262,"noise_level":-32.299881,"freq_skew":0.650809,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"A9","blk_id":"U","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND 100 DEG 3 KT .\r\nCAVOK.\r\nT18 DP11\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR N\r\n5BAD\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":146056},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970879,"noise_level":-32.122730,"freq_skew":0.062703,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":147094},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419827,"noise_level":-32.018150,"freq_skew":0.463178,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"_d","blk_id":"8","ack":"L","flight":"U264ZU","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":147765},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879481,"noise_level":-32.544033,"freq_skew":-0.136543,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":148742},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067692,"noise_level":-32.434288,"freq_skew":-2.133446,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":149378},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392339,"noise_level":-33.007515,"freq_skew":0.626135,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":42291,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":150461},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.075175,"noise_level":-33.165276,"freq_skew":0.627185,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":42291,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":152177},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800248,"noise_level":-32.969776,"freq_skew":-2.082521,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":906989},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409765,"noise_level":-32.816483,"freq_skew":1.864994,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"_d","blk_id":"6","ack":"U","flight":"FR2444","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":912328},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262116,"noise_level":-33.089310,"freq_skew":0.705361,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041909,"usec":914917},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.402928,"noise_level":-32.781242,"freq_skew":-2.015907,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041910,"usec":675319},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042993,"noise_level":-33.133514,"freq_skew":1.836648,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DHA","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"FR12ZZ","msg_num":"M94","msg_num_seq":"A","msg_text":"/LPFR.TI2/024LPFRAC8BB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041910,"usec":677821},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.416998,"noise_level":-33.016113,"freq_skew":2.720858,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63763,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[82,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041911,"usec":428809},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523650,"noise_level":-32.451794,"freq_skew":-0.292051,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"LH02NZ","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041911,"usec":428809},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.523650,"noise_level":-32.451794,"freq_skew":-0.292051,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041912,"usec":197817},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561069,"noise_level":-31.651993,"freq_skew":0.450999,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"_d","blk_id":"8","ack":"L","flight":"U264ZU","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041912,"usec":200154},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738239,"noise_level":-31.422503,"freq_skew":-0.056598,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041912,"usec":958011},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985559,"noise_level":-30.531517,"freq_skew":1.907318,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041913,"usec":724989},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458377,"noise_level":-29.803673,"freq_skew":-0.030802,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041913,"usec":726982},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.184292,"noise_level":-29.670431,"freq_skew":1.675961,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[132,157]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041914,"usec":477027},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.224337,"noise_level":-29.232124,"freq_skew":0.249637,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28522,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[60,50,231,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":53}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041914,"usec":477131},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-10.664128,"noise_level":-29.232124,"freq_skew":1.440103,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28461,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041914,"usec":479747},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.718768,"noise_level":-29.618673,"freq_skew":2.865957,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63763,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[82,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041914,"usec":480819},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350450,"noise_level":-29.540167,"freq_skew":0.762719,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44670,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[232,218,203,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041915,"usec":242300},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181534,"noise_level":-29.614838,"freq_skew":0.740142,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":12,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[211,64]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041915,"usec":246082},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.085806,"noise_level":-30.115860,"freq_skew":0.340836,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041916,"usec":6105},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880766,"noise_level":-30.484829,"freq_skew":2.079135,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1872,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041916,"usec":10258},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186877,"noise_level":-30.087442,"freq_skew":0.627207,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44672,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[163,38,114,151]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041916,"usec":10374},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083663,"noise_level":-30.087442,"freq_skew":1.420559,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041916,"usec":761124},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.194140,"noise_level":-29.707451,"freq_skew":1.965153,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DHA","mode":"2","label":"_d","blk_id":"6","ack":"U","flight":"FR12ZZ","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041916,"usec":762650},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737501,"noise_level":-29.601864,"freq_skew":-2.481460,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":449,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041916,"usec":763756},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259349,"noise_level":-29.939754,"freq_skew":0.703624,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":42581,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041916,"usec":764701},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.543249,"noise_level":-30.561470,"freq_skew":0.301572,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041917,"usec":527345},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.569349,"noise_level":-30.930431,"freq_skew":0.283656,"avlc":{"src":{"addr":"346185","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":666,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28522,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[7,111,134,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041917,"usec":528977},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789135,"noise_level":-31.287230,"freq_skew":1.189620,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":153,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041917,"usec":529719},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273481,"noise_level":-31.223753,"freq_skew":-2.429779,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041917,"usec":530589},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639340,"noise_level":-31.160736,"freq_skew":2.640973,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[248,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":11,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041917,"usec":535205},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620052,"noise_level":-31.410786,"freq_skew":0.575826,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041917,"usec":535539},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415063,"noise_level":-31.378534,"freq_skew":1.756236,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[132,157]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041918,"usec":292543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571041,"noise_level":-31.219048,"freq_skew":0.101015,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041918,"usec":293301},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335003,"noise_level":-31.156065,"freq_skew":1.334455,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":551,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041919,"usec":48466},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875324,"noise_level":-30.579464,"freq_skew":1.380257,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[215,31,101,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041919,"usec":49526},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486364,"noise_level":-31.097340,"freq_skew":0.832886,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041919,"usec":50370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273335,"noise_level":-31.035231,"freq_skew":2.703090,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041919,"usec":54298},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628915,"noise_level":-31.320370,"freq_skew":2.654261,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4123,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[133,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041919,"usec":55572},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565718,"noise_level":-31.193394,"freq_skew":-1.344302,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041919,"usec":820368},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565371,"noise_level":-30.931095,"freq_skew":1.651557,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041920,"usec":576964},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380825,"noise_level":-30.254887,"freq_skew":0.599370,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4006,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041920,"usec":584084},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368209,"noise_level":-29.894753,"freq_skew":0.696439,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44680,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041921,"usec":337348},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.212150,"noise_level":-29.670494,"freq_skew":0.068943,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[47,187,190,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041922,"usec":99475},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542514,"noise_level":-28.984322,"freq_skew":-0.883865,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":531,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041922,"usec":99824},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662108,"noise_level":-28.959923,"freq_skew":0.552056,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041922,"usec":869059},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773340,"noise_level":-29.052389,"freq_skew":1.482497,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[17,37,134,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041922,"usec":869330},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597334,"noise_level":-29.052389,"freq_skew":2.101032,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":213,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041922,"usec":869877},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132742,"noise_level":-29.459217,"freq_skew":1.269948,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041923,"usec":624227},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.244021,"noise_level":-29.130018,"freq_skew":-1.104168,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8405,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[73,201,209,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041923,"usec":624530},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352128,"noise_level":-29.105204,"freq_skew":2.089534,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2483,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28454,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041923,"usec":627163},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.183753,"noise_level":-28.933466,"freq_skew":-1.094477,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8405,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[243,211,92,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041924,"usec":384890},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412829,"noise_level":-28.646732,"freq_skew":2.165948,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[247,211,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041924,"usec":385481},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295507,"noise_level":-28.623259,"freq_skew":1.309285,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041924,"usec":385842},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371719,"noise_level":-29.020422,"freq_skew":0.336014,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"U264ZU","msg_num":"M53","msg_num_seq":"A","msg_text":"/LEMG.TI2/040LEMGAC4AA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041924,"usec":386236},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552717,"noise_level":-28.995918,"freq_skew":-1.603313,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-5.300000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041924,"usec":389507},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.802844,"noise_level":-28.778448,"freq_skew":-1.239803,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041924,"usec":390426},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151244,"noise_level":-28.707151,"freq_skew":0.759763,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":42779,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041925,"usec":143641},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998820,"noise_level":-28.612991,"freq_skew":-1.733782,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TP05RP","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041925,"usec":144969},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185750,"noise_level":-28.519838,"freq_skew":-1.770980,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041925,"usec":146119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069995,"noise_level":-28.581356,"freq_skew":2.190913,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041925,"usec":150352},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574132,"noise_level":-28.661438,"freq_skew":0.469334,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041925,"usec":908581},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726822,"noise_level":-29.847605,"freq_skew":2.085251,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5970,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[7,32]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041925,"usec":910900},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210422,"noise_level":-30.777473,"freq_skew":0.627052,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[130,121]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041925,"usec":911235},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948149,"noise_level":-31.654322,"freq_skew":-1.613652,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041925,"usec":912415},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844106,"noise_level":-31.880329,"freq_skew":0.493183,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[91,155,185,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041926,"usec":662547},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401090,"noise_level":-31.545794,"freq_skew":0.782573,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4007,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041926,"usec":669619},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701989,"noise_level":-31.279974,"freq_skew":1.243615,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28390,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[104,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041926,"usec":669693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796731,"noise_level":-31.279974,"freq_skew":0.788922,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041926,"usec":670059},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809232,"noise_level":-31.248205,"freq_skew":2.063083,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041927,"usec":437819},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123146,"noise_level":-31.153585,"freq_skew":0.588291,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041927,"usec":439628},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.996365,"noise_level":-30.967386,"freq_skew":0.774145,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28,"credit":11,"rseq":11,"variable_part_params":[{"name":"checksum","value":[164,72]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":198268},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715021,"noise_level":-30.231848,"freq_skew":-2.615970,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":333,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28439,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[28,68,84,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":202305},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211416,"noise_level":-30.211594,"freq_skew":0.750973,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[62,157,192,142]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":203005},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793303,"noise_level":-31.016521,"freq_skew":1.270287,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":953197},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624831,"noise_level":-30.565289,"freq_skew":-3.252741,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[80,132,15,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":955148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692355,"noise_level":-30.488701,"freq_skew":1.958878,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":955614},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546183,"noise_level":-30.488701,"freq_skew":0.547754,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"_d","blk_id":"0","ack":"M","flight":"U264ZU","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":956224},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-14.197136,"noise_level":-31.662863,"freq_skew":2.527112,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":956514},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336300,"noise_level":-31.629662,"freq_skew":-2.407678,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041928,"usec":956811},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.145315,"noise_level":-31.629662,"freq_skew":0.827371,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[161,41,126,70]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041929,"usec":717641},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.990391,"noise_level":-31.775326,"freq_skew":0.812857,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346185","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"autotune_freq","value":{"freq_mhz":136.975006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["109F1A"]},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041929,"usec":722221},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509200,"noise_level":-31.509129,"freq_skew":0.424148,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"_d","blk_id":"1","ack":"N","flight":"U264ZU","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041929,"usec":723709},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648376,"noise_level":-31.632694,"freq_skew":-3.458438,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041930,"usec":479657},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692851,"noise_level":-32.012249,"freq_skew":1.262697,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28381,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[172,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041930,"usec":480038},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074812,"noise_level":-31.977690,"freq_skew":-0.894509,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041930,"usec":486232},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733196,"noise_level":-31.282007,"freq_skew":2.017939,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041931,"usec":248871},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351803,"noise_level":-31.172039,"freq_skew":0.756574,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":42973,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041931,"usec":249183},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738935,"noise_level":-31.172039,"freq_skew":-2.448768,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"IB05KY","msg_num":"C13","msg_num_seq":"A","sublabel":"CF","msg_text":"FLR/FR26102619110034513306DME2(2SD2)/IDDME 2\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041932,"usec":14780},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262874,"noise_level":-30.653437,"freq_skew":1.223889,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[137,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041932,"usec":16979},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073892,"noise_level":-31.431824,"freq_skew":1.216872,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041932,"usec":17271},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.242246,"noise_level":-31.431824,"freq_skew":-0.594791,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28343,"credit":4,"rseq":13,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":0,"acked_credit":11}},{"name":"atn_checksum","value":[114,214,200,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041932,"usec":763219},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263472,"noise_level":-31.208004,"freq_skew":2.583023,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":314,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041932,"usec":763686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625113,"noise_level":-31.176495,"freq_skew":0.506249,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041932,"usec":764456},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574792,"noise_level":-31.341244,"freq_skew":0.807454,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041932,"usec":771941},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.056612,"noise_level":-30.842955,"freq_skew":0.802418,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44710,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":16,"variable_part_params":[{"name":"checksum","value":[254,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041933,"usec":532775},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584967,"noise_level":-30.458143,"freq_skew":2.640407,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041934,"usec":285178},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465287,"noise_level":-29.951996,"freq_skew":1.305393,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[164,71]},{"name":"flow_control","value":{"acked_tpdu_nr":16,"acked_subseq":0,"acked_credit":11}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041934,"usec":287740},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939655,"noise_level":-29.762859,"freq_skew":-2.196471,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041934,"usec":292620},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690917,"noise_level":-29.445187,"freq_skew":0.845620,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041935,"usec":51712},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.439321,"noise_level":-29.291943,"freq_skew":1.606773,"avlc":{"src":{"addr":"4D24E7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041935,"usec":814584},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103044,"noise_level":-28.425253,"freq_skew":0.706947,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44714,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,154,175,159]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":118.275000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041936,"usec":577072},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941898,"noise_level":-28.625679,"freq_skew":0.344021,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":78,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[200,38,224,153]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28498,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[217,90,177,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041936,"usec":581068},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357154,"noise_level":-28.963638,"freq_skew":0.668030,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44717,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[114,182,103,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041937,"usec":339806},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079503,"noise_level":-29.203506,"freq_skew":0.327108,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041938,"usec":99324},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786895,"noise_level":-29.054430,"freq_skew":2.016770,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041938,"usec":855108},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478307,"noise_level":-28.304279,"freq_skew":1.832767,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041939,"usec":618787},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720291,"noise_level":-27.927475,"freq_skew":-2.765347,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[142,78,19,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041939,"usec":622215},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.944957,"noise_level":-27.942801,"freq_skew":0.689206,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44722,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[223,30,29,129]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041939,"usec":624331},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414776,"noise_level":-28.472179,"freq_skew":1.335555,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"A","sublabel":"DF","msg_text":"B09A\r\nEI-HGP   13698REGSSLPFRER2610191128\r\n 201 80760A10760A115BCG3A-L200-0002\r\n 37009-1738258140210796 -270 -545 141000\r\n0000000100\r\n 84 16410112524 24  45  25 84 16001  22 69 22  24 31  15  23 69 25  24 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041939,"usec":624701},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.950318,"noise_level":-29.423101,"freq_skew":0.569666,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":38933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[170,116,164,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041939,"usec":625430},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789314,"noise_level":-29.871185,"freq_skew":-1.503733,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":253,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041939,"usec":625669},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521458,"noise_level":-29.948734,"freq_skew":2.965675,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":821,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63811,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[90,126,232,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041940,"usec":386092},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734342,"noise_level":-30.360243,"freq_skew":-2.488042,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":334,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[193,10,121,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041940,"usec":391604},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780318,"noise_level":-29.913834,"freq_skew":-2.609677,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041940,"usec":393652},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113777,"noise_level":-29.746504,"freq_skew":0.863354,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041941,"usec":150893},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884848,"noise_level":-29.698610,"freq_skew":0.074615,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":695,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[84,70,124,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041941,"usec":154174},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395448,"noise_level":-29.437279,"freq_skew":1.134485,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"B","sublabel":"DF","msg_text":"2  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  25 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041941,"usec":908014},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910929,"noise_level":-29.904274,"freq_skew":0.296796,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":79,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28498,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[173,96,247,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":20}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041941,"usec":912479},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.027345,"noise_level":-29.584251,"freq_skew":0.820682,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44723,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[199,131,153,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041941,"usec":913179},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823743,"noise_level":-29.558107,"freq_skew":0.372846,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8311,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[167,209,172,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041942,"usec":671827},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589535,"noise_level":-29.369999,"freq_skew":0.387321,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JPF","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"LX057Z","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041942,"usec":672849},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765384,"noise_level":-29.293697,"freq_skew":0.475070,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22614517","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,83,87,82,0,75,25,79,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041942,"usec":673090},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612271,"noise_level":-29.293697,"freq_skew":0.631217,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8311,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[125,231,16,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041942,"usec":674256},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190473,"noise_level":-30.035477,"freq_skew":0.797462,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44725,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[7,189,128,208]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041942,"usec":674424},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902459,"noise_level":-30.035477,"freq_skew":0.148670,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041943,"usec":435138},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553534,"noise_level":-30.269489,"freq_skew":2.304318,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6235,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041943,"usec":438686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067115,"noise_level":-29.990688,"freq_skew":0.546909,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041943,"usec":439559},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028746,"noise_level":-30.032616,"freq_skew":0.126717,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":192818},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.023194,"noise_level":-30.336542,"freq_skew":0.861408,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60850,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,216,219,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":195384},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593571,"noise_level":-30.489101,"freq_skew":1.948477,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":195473},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025280,"noise_level":-30.489101,"freq_skew":0.114852,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":80,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[60,197,219,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":195581},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783720,"noise_level":-30.489101,"freq_skew":0.455650,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97,129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":197619},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543107,"noise_level":-31.171255,"freq_skew":0.591558,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":198682},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863436,"noise_level":-31.108618,"freq_skew":0.296888,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":955015},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.086521,"noise_level":-30.771957,"freq_skew":0.740229,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":955351},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.962888,"noise_level":-31.238934,"freq_skew":0.745639,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041944,"usec":960732},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389316,"noise_level":-30.776300,"freq_skew":1.421144,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"B","sublabel":"DF","msg_text":"2  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  25 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041945,"usec":722366},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766708,"noise_level":-30.510105,"freq_skew":-2.243446,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"IB05KY","msg_num":"M36","msg_num_seq":"A","msg_text":"/LEMD.TI2/040LEMDA91F9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041945,"usec":722651},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623483,"noise_level":-30.481026,"freq_skew":1.776077,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"5U","blk_id":"4","ack":"!","flight":"EC47NL","msg_num":"M93","msg_num_seq":"A","msg_text":"LEMD LFBZ LFBO LSGG-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041946,"usec":478811},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658638,"noise_level":-29.837732,"freq_skew":0.028068,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":573,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041946,"usec":481462},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.932427,"noise_level":-30.113104,"freq_skew":-1.053815,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":263,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041946,"usec":482261},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482124,"noise_level":-30.057629,"freq_skew":1.302870,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"C","sublabel":"DF","msg_text":"0 22  25 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  25 31  15  23 70 25  24 32  15\r\n 84 164101"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041946,"usec":483212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017557,"noise_level":-30.633657,"freq_skew":0.457478,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041946,"usec":483925},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736943,"noise_level":-31.414030,"freq_skew":1.573972,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":401,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041947,"usec":241962},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033570,"noise_level":-32.042938,"freq_skew":-2.493927,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":450,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28341,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[215,247,64,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041947,"usec":243244},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783701,"noise_level":-32.323982,"freq_skew":0.556370,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2568,"dst_ref":28571,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[201,70,222,141]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041947,"usec":244265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646223,"noise_level":-32.216965,"freq_skew":0.657973,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495039","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041947,"usec":249264},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600205,"noise_level":-31.835476,"freq_skew":0.764525,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041947,"usec":251985},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029216,"noise_level":-31.801609,"freq_skew":-2.325887,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"_d","blk_id":"3","ack":"I","flight":"IB05KY","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041948,"usec":8064},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170600,"noise_level":-31.119356,"freq_skew":0.845527,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60853,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041948,"usec":12252},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721428,"noise_level":-31.525877,"freq_skew":0.344509,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041948,"usec":772033},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583132,"noise_level":-31.466602,"freq_skew":-1.672047,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"TP0835","msg_num":"M64","msg_num_seq":"A","msg_text":"1912,34955,11960,N 395739,W  42837"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041948,"usec":780949},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832577,"noise_level":-30.869717,"freq_skew":-1.735323,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041949,"usec":526124},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923303,"noise_level":-30.600689,"freq_skew":-2.384377,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"_d","blk_id":"4","ack":"J","flight":"IB05KY","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041949,"usec":527916},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712732,"noise_level":-30.425856,"freq_skew":2.631206,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":966,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041949,"usec":531723},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771856,"noise_level":-30.086411,"freq_skew":1.135989,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28350,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[113,121,117,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041949,"usec":532257},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575555,"noise_level":-30.058712,"freq_skew":-1.343535,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-7.000000},"alt":33000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041949,"usec":532421},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.191101,"noise_level":-30.058712,"freq_skew":2.563475,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28541,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[182,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041950,"usec":289421},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526115,"noise_level":-29.948799,"freq_skew":1.676902,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[254,43,110,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041950,"usec":290367},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.014497,"noise_level":-29.867266,"freq_skew":0.690739,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041950,"usec":290693},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.086177,"noise_level":-30.555340,"freq_skew":0.776019,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44731,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":11,"rseq":16,"variable_part_params":[{"name":"atn_checksum","value":[247,218,166,213]},{"name":"flow_control","value":{"acked_tpdu_nr":17,"acked_subseq":4,"acked_credit":5}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041950,"usec":292792},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669101,"noise_level":-30.438997,"freq_skew":-1.149764,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TP0483","msg_num":"M73","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041950,"usec":292792},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.669101,"noise_level":-30.438997,"freq_skew":-1.149764,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22250071","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,80,57,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041950,"usec":294794},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605248,"noise_level":-30.352755,"freq_skew":1.838541,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"5","ack":"B","flight":"EC47NL","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041950,"usec":298103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025728,"noise_level":-30.182793,"freq_skew":-1.543421,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041951,"usec":48653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.326709,"noise_level":-30.071308,"freq_skew":2.281914,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041951,"usec":50340},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871544,"noise_level":-29.906715,"freq_skew":1.144139,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041951,"usec":50417},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710612,"noise_level":-29.906715,"freq_skew":-0.009905,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":666,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[251,221,70,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041951,"usec":52430},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413206,"noise_level":-30.408886,"freq_skew":1.149390,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2790,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041951,"usec":56814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871230,"noise_level":-31.273977,"freq_skew":2.884907,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041951,"usec":813250},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265724,"noise_level":-30.930973,"freq_skew":1.376447,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"D","sublabel":"DF","msg_text":"12524 24  45  25 84 16001  22 70 22  24 31  15  23 70 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 23  24 31  15  23 70 25  24 32  14\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041952,"usec":569599},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495057,"noise_level":-30.484049,"freq_skew":1.844542,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"6","ack":"C","flight":"EC47NL","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041952,"usec":572174},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804206,"noise_level":-30.838573,"freq_skew":-1.346161,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041952,"usec":578266},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.958491,"noise_level":-30.482939,"freq_skew":-1.239781,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041953,"usec":341424},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455573,"noise_level":-29.893604,"freq_skew":1.220199,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"E","sublabel":"DF","msg_text":"23 70 25  24 32  14\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 70 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  24 71 24  24 32  15\r\n 84 16410112524 24  45  25 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041953,"usec":341706},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346357,"noise_level":-29.893604,"freq_skew":1.537774,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041954,"usec":100925},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556955,"noise_level":-30.291082,"freq_skew":0.992118,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041954,"usec":104233},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426755,"noise_level":-31.096989,"freq_skew":1.409723,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"B9","blk_id":"0","ack":"!","flight":"FR23MN","msg_num":"M97","msg_num_seq":"A","msg_text":"/LECM.TI2/024LECMA97E4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041954,"usec":866421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163789,"noise_level":-30.495043,"freq_skew":0.826891,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041955,"usec":624581},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446366,"noise_level":-30.097200,"freq_skew":1.181409,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"F","sublabel":"DF","msg_text":"84 16001  22 70 22  24 31  15  24 71 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 23  24 31  15  24 72 24  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 23  24 31  15  24 72 25  24 32  "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041955,"usec":625328},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093198,"noise_level":-30.041826,"freq_skew":0.835103,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44739,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[178,89,61,64]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":34}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.255000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041955,"usec":627425},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.043909,"noise_level":-29.877787,"freq_skew":0.601632,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041955,"usec":628351},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.225853,"noise_level":-29.823788,"freq_skew":1.552505,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":627,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041955,"usec":629340},"freq":136975000,"burst_len_octets":161,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117497,"noise_level":-29.770123,"freq_skew":0.810988,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"A4","blk_id":"Q","ack":"!","msg_text":"/MADAAYA.FS1/FSM 1912 261026 LECM\r\nAN EI-IJT RAI REJECTED\r\nERROR IN MESSAGE\r\nRESUBMIT YOUR REQUEST\r\nUNKNOWN AIRPORT CODE7456\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041956,"usec":384112},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069138,"noise_level":-29.914267,"freq_skew":-1.813274,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041956,"usec":389219},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507328,"noise_level":-29.463802,"freq_skew":1.582090,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"_d","blk_id":"1","ack":"Q","flight":"FR23MN","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041957,"usec":146228},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712109,"noise_level":-29.011002,"freq_skew":2.555027,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"_d","blk_id":"9","ack":"Q","flight":"U284MA","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041957,"usec":146420},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425459,"noise_level":-28.986526,"freq_skew":0.775592,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041957,"usec":146645},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790983,"noise_level":-28.986526,"freq_skew":-1.763912,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041957,"usec":147996},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314926,"noise_level":-28.865168,"freq_skew":1.321055,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"G","sublabel":"DF","msg_text":"15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041957,"usec":911578},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585595,"noise_level":-28.698065,"freq_skew":2.291532,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":280,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[191,42,220,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041957,"usec":918370},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615632,"noise_level":-28.215218,"freq_skew":0.040974,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":153,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28559,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[232,35,13,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041958,"usec":680577},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.082073,"noise_level":-28.776413,"freq_skew":0.639864,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44739,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[178,89,61,64]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":34}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.255000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041958,"usec":681073},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986066,"noise_level":-28.978426,"freq_skew":2.536561,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"_d","blk_id":"0","ack":"R","flight":"U284MA","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041958,"usec":684580},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011092,"noise_level":-28.761387,"freq_skew":1.175539,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"_d","blk_id":"1","ack":"U","flight":"TP1017","msg_num":"S77","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041958,"usec":686966},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760648,"noise_level":-28.666639,"freq_skew":-2.577877,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28341,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[45,196,114,216]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28341,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[231,2,9,156]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041959,"usec":433837},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130749,"noise_level":-28.388443,"freq_skew":0.703957,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44747,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[80,36,214,210]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041959,"usec":438445},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619138,"noise_level":-28.146982,"freq_skew":-0.801862,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[187,247,131,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041960,"usec":191469},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825786,"noise_level":-28.058670,"freq_skew":2.651491,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4967,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8401,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[203,89]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041960,"usec":192349},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593443,"noise_level":-27.993021,"freq_skew":0.177711,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-1.600000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041960,"usec":194065},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214768,"noise_level":-27.884695,"freq_skew":-2.434311,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041960,"usec":195653},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328935,"noise_level":-28.583248,"freq_skew":2.473640,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"_d","blk_id":"1","ack":"S","flight":"U284MA","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041960,"usec":196381},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496953,"noise_level":-28.559944,"freq_skew":0.473689,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY73WA","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041960,"usec":196521},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752641,"noise_level":-28.559944,"freq_skew":1.888941,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"EC47NL","msg_num":"M94","msg_num_seq":"A","msg_text":"/LFLL.TI2/040LFLLAB4BC"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041960,"usec":966375},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799459,"noise_level":-29.177801,"freq_skew":-0.030896,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":64,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041961,"usec":716381},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513038,"noise_level":-28.691921,"freq_skew":0.139887,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[168,164,128,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041961,"usec":717475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593697,"noise_level":-29.185707,"freq_skew":1.195763,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041962,"usec":479083},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604426,"noise_level":-28.890667,"freq_skew":1.785321,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"8","ack":"D","flight":"EC47NL","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041962,"usec":479807},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164985,"noise_level":-28.960140,"freq_skew":0.736147,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":25574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[5,207,35,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041962,"usec":481177},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983054,"noise_level":-29.466347,"freq_skew":0.308175,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041962,"usec":481252},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766790,"noise_level":-29.466347,"freq_skew":1.221872,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":739,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[200,81,208,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041962,"usec":481252},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.766790,"noise_level":-29.466347,"freq_skew":1.221872,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":740,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[135,136,108,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041962,"usec":482226},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028017,"noise_level":-29.440556,"freq_skew":1.542488,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041962,"usec":482475},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331637,"noise_level":-29.414841,"freq_skew":1.306292,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"H","sublabel":"DF","msg_text":"2  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 22  25 31  15  24 72 25  24 32  15\r\n 84 164101125"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041962,"usec":482866},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601760,"noise_level":-29.389200,"freq_skew":-0.628114,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[187,247,131,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041963,"usec":238993},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433251,"noise_level":-29.013420,"freq_skew":0.601261,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041963,"usec":240916},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487489,"noise_level":-28.891687,"freq_skew":1.670505,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28400,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[104,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041963,"usec":246256},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740265,"noise_level":-29.111813,"freq_skew":-2.413064,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28341,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[92,252,166,136]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041963,"usec":246911},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633431,"noise_level":-30.018396,"freq_skew":-0.637550,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041963,"usec":247857},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779274,"noise_level":-29.908989,"freq_skew":-1.396882,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041963,"usec":248361},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506042,"noise_level":-29.854795,"freq_skew":-2.697865,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8403,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,125,39,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":41}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041964,"usec":373},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199167,"noise_level":-29.720776,"freq_skew":0.663066,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44757,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":10,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[165,240,9,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041964,"usec":1021},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529775,"noise_level":-30.011105,"freq_skew":0.209142,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15041724","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,67,212,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041964,"usec":2300},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303220,"noise_level":-29.901787,"freq_skew":0.680631,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44758,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28341,"dst_ref":62,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[139,254,124,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041964,"usec":2594},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140238,"noise_level":-29.901787,"freq_skew":0.680421,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[157,227,60,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041964,"usec":5372},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908329,"noise_level":-30.592119,"freq_skew":-2.643143,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":62,"dst_ref":28341,"variable_part_params":[{"name":"atn_checksum","value":[172,84,58,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041964,"usec":761470},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569106,"noise_level":-30.106091,"freq_skew":1.678301,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041964,"usec":764988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305124,"noise_level":-30.706631,"freq_skew":0.866455,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041965,"usec":528241},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611682,"noise_level":-30.102442,"freq_skew":-0.858511,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[187,247,131,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041965,"usec":530441},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538363,"noise_level":-29.910038,"freq_skew":1.884648,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"9","ack":"E","flight":"EC47NL","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":53237},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348606,"noise_level":-29.222893,"freq_skew":1.147800,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"H","sublabel":"DF","msg_text":"2  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 22  25 31  15  24 72 25  24 32  15\r\n 84 164101125"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":53872},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845469,"noise_level":-29.197815,"freq_skew":2.303766,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"EPKK"},{"name":"ac_location","value":{"loc":{"lat":39.400002,"lon":-7.400000},"alt":29000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":55247},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046164,"noise_level":-29.073488,"freq_skew":0.792513,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[145,122,95,135]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":55758},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502270,"noise_level":-29.048836,"freq_skew":2.676071,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4124,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[129,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":57578},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677834,"noise_level":-29.773626,"freq_skew":2.443088,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZV","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR72KN","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":58200},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668925,"noise_level":-29.720270,"freq_skew":2.033444,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"0","ack":"F","flight":"EC47NL","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":58518},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650002,"noise_level":-29.720270,"freq_skew":-2.518012,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":58518},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.650002,"noise_level":-29.720270,"freq_skew":-2.518012,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[127,85,100,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":58518},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.650002,"noise_level":-29.720270,"freq_skew":-2.518012,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"TP93ZS","msg_num":"M57","msg_num_seq":"A","msg_text":"1912,38956,9680,N 411203,W  61622"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":814800},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396979,"noise_level":-30.815304,"freq_skew":1.267129,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"I","sublabel":"DF","msg_text":"24 24  46  25 84 16101  22 70 23  25 31  15  24 72 24  24 32  14\r\n28 84 16410112524 24  46  25 84 16101  22 70 23  25 31  15  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":815726},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545585,"noise_level":-31.754454,"freq_skew":2.594784,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[65,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":816043},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437744,"noise_level":-31.720903,"freq_skew":0.307884,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15041724","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,67,212,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":817143},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776824,"noise_level":-31.621021,"freq_skew":0.181292,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":817925},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.311837,"noise_level":-31.645460,"freq_skew":0.660694,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[240,170,135,117]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":43}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":819022},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.283044,"noise_level":-31.579321,"freq_skew":-0.857646,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041967,"usec":820629},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829731,"noise_level":-31.416142,"freq_skew":2.423319,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22141270","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,194,184,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041968,"usec":578543},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664110,"noise_level":-31.287769,"freq_skew":1.202083,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"IB07DW","msg_num":"D24","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001423,1,1,TB000000/REP033,00,00,1/POSDMU,191240, 44.206,-  3.975,  4282,350\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041968,"usec":579268},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439021,"noise_level":-31.224289,"freq_skew":-2.622719,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[212,34,150,27]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8403,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[95,227,246,141]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":46}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041968,"usec":581666},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313982,"noise_level":-31.096191,"freq_skew":2.755732,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5024,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[196,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041968,"usec":582484},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213846,"noise_level":-31.034088,"freq_skew":0.628790,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041968,"usec":584357},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853303,"noise_level":-30.911201,"freq_skew":1.782486,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041968,"usec":585602},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149169,"noise_level":-30.820168,"freq_skew":0.835862,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60879,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041969,"usec":342642},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927686,"noise_level":-31.129448,"freq_skew":2.518870,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041969,"usec":344098},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021865,"noise_level":-30.974430,"freq_skew":-2.438779,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041969,"usec":344463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132549,"noise_level":-30.943758,"freq_skew":1.027793,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041969,"usec":344605},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.713689,"noise_level":-30.943758,"freq_skew":2.656843,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041970,"usec":102857},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455905,"noise_level":-30.154037,"freq_skew":3.213738,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":706,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[222,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041970,"usec":104032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593626,"noise_level":-30.042917,"freq_skew":2.559826,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041970,"usec":105942},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735900,"noise_level":-29.905987,"freq_skew":0.254062,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041970,"usec":861262},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405910,"noise_level":-29.797976,"freq_skew":0.682062,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44773,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[150,105]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041970,"usec":866474},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505450,"noise_level":-30.050148,"freq_skew":1.359596,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041970,"usec":868527},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.169706,"noise_level":-30.767538,"freq_skew":0.749572,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60879,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041971,"usec":624314},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142676,"noise_level":-30.328739,"freq_skew":1.724958,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1873,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28464,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[38,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041971,"usec":625805},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735549,"noise_level":-30.215376,"freq_skew":3.091431,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041972,"usec":389614},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364342,"noise_level":-30.380131,"freq_skew":1.355707,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"I","sublabel":"DF","msg_text":"24 24  46  25 84 16101  22 70 23  25 31  15  24 72 24  24 32  14\r\n28 84 16410112524 24  46  25 84 16101  22 70 23  25 31  15  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041973,"usec":149029},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136973,"noise_level":-30.070076,"freq_skew":0.797225,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":44039,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041973,"usec":149183},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829852,"noise_level":-30.070076,"freq_skew":2.332177,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZV","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"FR72KN","msg_num":"M76","msg_num_seq":"A","msg_text":"/EPKK.TI2/024EPKKA9B7D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041973,"usec":149363},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.570069,"noise_level":-30.042431,"freq_skew":2.007320,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041973,"usec":153886},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.286711,"noise_level":-29.797504,"freq_skew":-1.205751,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEEA","mode":"2","label":"1L","blk_id":"1","ack":"!","flight":"LH04EM","msg_num":"M64","msg_num_seq":"A","msg_text":"00050209234GDD664W00P-*676BD74PSQURRQ5QF7TD7*2QQ1IA24P"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041973,"usec":908782},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628220,"noise_level":-28.954269,"freq_skew":-1.695893,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-5.300000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":668748},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269870,"noise_level":-28.905701,"freq_skew":0.849777,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60879,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":669532},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130628,"noise_level":-29.001398,"freq_skew":0.665085,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":670388},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432425,"noise_level":-29.894686,"freq_skew":1.592590,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[61,88,182,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":670543},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674930,"noise_level":-29.894686,"freq_skew":-1.782077,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TP05RP","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":670992},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836364,"noise_level":-29.840584,"freq_skew":-1.805528,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":671176},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945787,"noise_level":-29.840584,"freq_skew":2.650845,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":672533},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562054,"noise_level":-29.733376,"freq_skew":1.420159,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"J","sublabel":"DF","msg_text":"4 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 23  24 31  14  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 23  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 8"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":674004},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051303,"noise_level":-30.253139,"freq_skew":0.725447,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041974,"usec":675340},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103460,"noise_level":-30.168713,"freq_skew":-2.586030,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041975,"usec":430952},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712198,"noise_level":-31.078716,"freq_skew":2.663681,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZV","mode":"2","label":"_d","blk_id":"8","ack":"G","flight":"FR72KN","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041975,"usec":435920},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.220969,"noise_level":-30.683552,"freq_skew":-1.674919,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041975,"usec":436528},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625301,"noise_level":-30.624323,"freq_skew":2.642295,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[143,183]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":12,"sec":53}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041975,"usec":438483},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128405,"noise_level":-30.536228,"freq_skew":1.768285,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":195411},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267833,"noise_level":-30.305588,"freq_skew":0.814124,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":197662},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160192,"noise_level":-30.747452,"freq_skew":3.141570,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":200176},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888785,"noise_level":-30.540392,"freq_skew":2.576233,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":967,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":205856},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463407,"noise_level":-30.366756,"freq_skew":1.082746,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"K","sublabel":"DF","msg_text":"4 16101  22 70 23  24 31  14  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 23  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  24 72 25  24 32  1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":949149},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.473626,"noise_level":-30.847109,"freq_skew":2.697659,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZV","mode":"2","label":"_d","blk_id":"9","ack":"H","flight":"FR72KN","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":951103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052977,"noise_level":-30.667295,"freq_skew":-1.655736,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":952398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843637,"noise_level":-30.549458,"freq_skew":2.441602,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":952748},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221239,"noise_level":-31.304951,"freq_skew":0.785769,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041976,"usec":955134},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776257,"noise_level":-31.567867,"freq_skew":0.085680,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1007,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[36,65,102,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041977,"usec":716514},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782655,"noise_level":-31.841896,"freq_skew":-2.407154,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".D-AEWJ","mode":"2","label":"H2","blk_id":"5","ack":"!","flight":"LH06ZE","msg_num":"M66","msg_num_seq":"A","msg_text":"02E26LPFREDDLN39575W00711818373800M577184054G    QN40430W00628018443798M577191055G    QN41315W00549918513801M575202052G    QN42213W00513618583802M575209047G    QN43121W00440619053799M577214052G    QN44035W00409"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041977,"usec":717359},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598572,"noise_level":-31.930496,"freq_skew":1.465328,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8393,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[150,144,183,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041977,"usec":718716},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656772,"noise_level":-31.794355,"freq_skew":2.558586,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4127,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[125,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041978,"usec":482833},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411547,"noise_level":-31.701168,"freq_skew":1.395916,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"L","sublabel":"DF","msg_text":"4\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041978,"usec":483510},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488547,"noise_level":-32.119682,"freq_skew":-0.048770,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041978,"usec":485161},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.983524,"noise_level":-31.980568,"freq_skew":0.650470,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041978,"usec":487267},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942294,"noise_level":-32.258511,"freq_skew":-0.825543,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVO","mode":"2","label":"43","blk_id":"0","ack":"!","flight":"TP0563","msg_num":"M42","msg_num_seq":"A","msg_text":"PAXC "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041978,"usec":487539},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464477,"noise_level":-32.258511,"freq_skew":0.851858,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEWJ","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041978,"usec":489232},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832541,"noise_level":-32.617279,"freq_skew":-2.391480,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEWJ","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"LH06ZE","msg_num":"M66","msg_num_seq":"B","msg_text":"02E26LPFREDDLN39575W00711818373800M577184054G    QN40430W00628018443798M577191055G    QN41315W00549918513801M575202052G    QN42213W00513618583802M575209047G    QN43121W00440619053799M577214052G    QN44035W00409319123801M577224052G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041979,"usec":242061},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929585,"noise_level":-32.325233,"freq_skew":1.826716,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[67,5,42,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041979,"usec":245753},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.960549,"noise_level":-31.904795,"freq_skew":0.727516,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041980,"usec":5864},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239923,"noise_level":-31.438698,"freq_skew":0.713983,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C56EA","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEWJ","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041980,"usec":7254},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772177,"noise_level":-31.826914,"freq_skew":2.433523,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[23,246,115,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041980,"usec":11125},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012765,"noise_level":-31.429388,"freq_skew":-0.919548,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVO","mode":"2","label":"_d","blk_id":"1","ack":"M","flight":"TP0563","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041980,"usec":11678},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769296,"noise_level":-31.397068,"freq_skew":-0.663386,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVO","mode":"2","label":"44","blk_id":"2","ack":"!","flight":"TP0563","msg_num":"M43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041980,"usec":773932},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891181,"noise_level":-30.895657,"freq_skew":-2.454137,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041980,"usec":776334},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457402,"noise_level":-31.105637,"freq_skew":1.516246,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"FR23MN","msg_num":"M98","msg_num_seq":"A","msg_text":"/LEMD.TI2/024LEMDA367D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041981,"usec":524670},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922831,"noise_level":-30.829317,"freq_skew":2.589535,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041981,"usec":528088},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729204,"noise_level":-30.503113,"freq_skew":1.814189,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKS","mode":"2","label":"B9","blk_id":"4","ack":"!","flight":"FR99UQ","msg_num":"M17","msg_num_seq":"A","msg_text":"/EIDW.TI2/024EIDWA1982"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041981,"usec":528443},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275339,"noise_level":-30.474054,"freq_skew":0.844788,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041981,"usec":529999},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047122,"noise_level":-30.414673,"freq_skew":1.162560,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":741,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041981,"usec":534661},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276478,"noise_level":-30.414673,"freq_skew":0.646649,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041981,"usec":535173},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347972,"noise_level":-31.214121,"freq_skew":1.103953,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"M","sublabel":"DF","msg_text":"  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  14\r\n 84 1641011252"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041982,"usec":292575},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818092,"noise_level":-31.057602,"freq_skew":-0.656335,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVO","mode":"2","label":"_d","blk_id":"3","ack":"N","flight":"TP0563","msg_num":"S81","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041982,"usec":293579},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.079893,"noise_level":-30.965023,"freq_skew":0.847525,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJT","mode":"2","label":"A9","blk_id":"R","ack":"!","msg_text":"/MADAAYA.TI2/LEMD ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nINDEPENDENT PARALLEL\r\nOPERATIONS IN FORCE\r\nRWY IN USE 32L AND 32R\r\nTRL FL140\r\nTWY H2 AND H3 CLSD ,\r\nTWY EA5 CLSD , GATE 12\r\nCLSD , TWY M12 AND M13\r\nCLSD , RWY 32L RA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041982,"usec":295034},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.816403,"noise_level":-31.467781,"freq_skew":2.038316,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8064,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28431,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[82,60]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041982,"usec":295406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.153153,"noise_level":-31.435318,"freq_skew":0.832498,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041983,"usec":51962},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677183,"noise_level":-31.343748,"freq_skew":0.008153,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":484,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041983,"usec":52859},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789834,"noise_level":-32.037407,"freq_skew":1.698050,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041983,"usec":56744},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495178,"noise_level":-31.664547,"freq_skew":1.600333,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"_d","blk_id":"3","ack":"R","flight":"FR23MN","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041983,"usec":817375},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011429,"noise_level":-31.210838,"freq_skew":1.970775,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8063,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28431,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[180,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041983,"usec":817899},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.325886,"noise_level":-31.147917,"freq_skew":1.838658,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKS","mode":"2","label":"_d","blk_id":"5","ack":"M","flight":"FR99UQ","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041983,"usec":819079},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525702,"noise_level":-31.023418,"freq_skew":0.796069,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041983,"usec":820429},"freq":136975000,"burst_len_octets":204,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257526,"noise_level":-30.900684,"freq_skew":0.785123,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"A9","blk_id":"S","ack":"!","msg_text":"/MADAAYA.TI2/LEMD ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nINDEPENDENT PARALLEL\r\nOPERATIONS IN FORCE\r\nRWY IN USE 32L AND 32R\r\nTRL FL140\r\nTWY H2 AND H3 CLSD ,\r\nTWY EA5 CLSD , GATE 12\r\nCLSD , TWY M12 AND M13\r\nCLSD , RWY 32L RAPID\r\nEXIT L3 CLSD , FLOCK(S)\r\nOF BIRDS REPORTED ON\r\nFINAL APCH\r\nWIND VRB 1 KT VRB BTN\r\n320 AND 060 DEG .\r\nCAVOK.\r\nT15 DP6\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR N\r\n83EF\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041984,"usec":574198},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704357,"noise_level":-31.147348,"freq_skew":1.099820,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041984,"usec":575152},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429337,"noise_level":-31.409321,"freq_skew":1.601519,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJT","mode":"2","label":"_d","blk_id":"4","ack":"S","flight":"FR23MN","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041984,"usec":579915},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793208,"noise_level":-30.968422,"freq_skew":1.849663,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":613,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041985,"usec":340827},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252074,"noise_level":-30.846455,"freq_skew":0.746449,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":44375,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041985,"usec":341138},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596660,"noise_level":-30.846455,"freq_skew":1.568617,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,37,232,110]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28490,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[204,109,51,205]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041985,"usec":341408},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.223440,"noise_level":-31.374903,"freq_skew":2.659888,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8255,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[168,15]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041985,"usec":342727},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464263,"noise_level":-31.247135,"freq_skew":0.742590,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041985,"usec":348748},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318054,"noise_level":-30.905167,"freq_skew":1.257959,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"M","sublabel":"DF","msg_text":"  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  14\r\n 84 1641011252"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041985,"usec":349466},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.758714,"noise_level":-30.905167,"freq_skew":1.930983,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKS","mode":"2","label":"_d","blk_id":"6","ack":"N","flight":"FR99UQ","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041985,"usec":349922},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243958,"noise_level":-30.874737,"freq_skew":0.744832,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041985,"usec":350427},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643450,"noise_level":-30.874737,"freq_skew":-0.649612,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":58,"dst_ref":28573,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[1]},{"name":"calling_transport_selector","value":[99,109]},{"name":"priority","value":6},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[194,243,173,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":98634},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593899,"noise_level":-30.754068,"freq_skew":-0.464755,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":46,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28484,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[11,0,114,240]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":99408},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612271,"noise_level":-30.694355,"freq_skew":1.236462,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVK","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"TP1017","msg_num":"D21","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,017250,1,1,TB000000/REP019,85,01,1/CCCS-TVK,OCT26,191237,LEMD,LPPT,1017/C0TFC040TP090303/C106,58001,8100,45,0010,0,0100,45,X/CE-210,30998,242,662,6216,316,F22P09/EC59A352,01358,00590,73,15,016/EE599004"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":103013},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291452,"noise_level":-30.703533,"freq_skew":0.621573,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44808,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[24,163,239,148]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":106166},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616335,"noise_level":-30.526640,"freq_skew":1.789184,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-7.300000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":859802},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878502,"noise_level":-30.526640,"freq_skew":1.832026,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":860673},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.657929,"noise_level":-30.853758,"freq_skew":-1.249894,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":865863},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347095,"noise_level":-30.381943,"freq_skew":1.961724,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"HN05ED","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":866953},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961899,"noise_level":-30.296261,"freq_skew":-0.056820,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[31,94,206,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041986,"usec":866953},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.961899,"noise_level":-30.296261,"freq_skew":-0.056820,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[146,154,54,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041987,"usec":624383},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088283,"noise_level":-29.826080,"freq_skew":0.681777,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":44375,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041987,"usec":628925},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890796,"noise_level":-30.631123,"freq_skew":2.065188,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041988,"usec":385426},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441463,"noise_level":-30.397980,"freq_skew":1.899039,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041988,"usec":389490},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890510,"noise_level":-30.059601,"freq_skew":0.960491,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041988,"usec":391360},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844541,"noise_level":-30.216148,"freq_skew":1.826825,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041988,"usec":391850},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.526350,"noise_level":-30.216148,"freq_skew":-0.945335,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.400000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":139526},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772362,"noise_level":-30.104235,"freq_skew":-0.829927,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28573,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[102,191,26,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":142381},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679924,"noise_level":-29.857582,"freq_skew":1.818889,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8390,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[187,121,154,144]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8390,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[20,53,241,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":142672},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524379,"noise_level":-29.830606,"freq_skew":1.480628,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":358,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":143324},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581340,"noise_level":-29.842310,"freq_skew":-0.732404,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":202,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":59,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[54,173]},{"name":"atn_checksum","value":[97,241,203,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":906452},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617813,"noise_level":-29.421124,"freq_skew":3.023231,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":707,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":906782},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470812,"noise_level":-30.009386,"freq_skew":0.296421,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[49,155,14,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":907002},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416827,"noise_level":-30.057522,"freq_skew":-0.893022,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8434,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[28,31,51,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":907587},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563767,"noise_level":-30.029915,"freq_skew":-0.624588,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":204,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8434,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[247,117,65,197]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,3432592,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"VLG88ZT","long_tsap":{"rdp":[65,86,76,71,0],"short_tsap":{"ars":[52,96,144],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,86,76,71,0],"short_tsap":{"ars":[52,96,144],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LEZL","destination_airport":"LEST"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":910793},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575787,"noise_level":-30.044033,"freq_skew":1.990460,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":912964},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280954,"noise_level":-30.016470,"freq_skew":1.157038,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"M","sublabel":"DF","msg_text":"  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  14\r\n 84 1641011252"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041989,"usec":913438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.995575,"noise_level":-29.988995,"freq_skew":-1.172148,"avlc":{"src":{"addr":"3C54A1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041990,"usec":672336},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540510,"noise_level":-29.961605,"freq_skew":0.697179,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041990,"usec":675318},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652411,"noise_level":-29.718914,"freq_skew":2.082147,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":75,"dst_ref":28575,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[36,7,211,218]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041990,"usec":676198},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437246,"noise_level":-29.665892,"freq_skew":-0.644627,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":205,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8434,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[143,190,46,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041990,"usec":676425},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677902,"noise_level":-29.639502,"freq_skew":1.364507,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVK","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"TP1017","msg_num":"D21","msg_num_seq":"B","sublabel":"DF","msg_text":",01358,00590,73/E10767,0987,45,181,011,000,033,0/N10767,0984,47,181,012,000,037,0/S11618,4568,015,017,201,30,30995,2/T11594,4583,012,015,201,30,31003,2/V1-208,-410,05408,00352,218,213,219,0/X10481,00000,079"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041990,"usec":677096},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705996,"noise_level":-29.639502,"freq_skew":-0.632224,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":206,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":59,"dst_ref":8434,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[128,70,101,135]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041990,"usec":677096},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.705996,"noise_level":-29.639502,"freq_skew":-0.632224,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28573,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,172,237,41]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmContactResponse","data":{"atn_context_mgmt_contact_response":"contactSuccess"}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041990,"usec":677880},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437105,"noise_level":-29.613190,"freq_skew":1.216415,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"N","sublabel":"DF","msg_text":"4 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  15\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041991,"usec":434658},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447398,"noise_level":-29.227810,"freq_skew":1.498675,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041991,"usec":436759},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661723,"noise_level":-30.027693,"freq_skew":1.430450,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":811,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[238,109,55,87]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,88,212,23]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041991,"usec":437066},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502684,"noise_level":-30.027693,"freq_skew":-0.534785,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041991,"usec":437066},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.502684,"noise_level":-30.027693,"freq_skew":-0.534785,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":194820},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333720,"noise_level":-30.263531,"freq_skew":-0.198022,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":751,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[62,167,128,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":196214},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698874,"noise_level":-30.151009,"freq_skew":2.128990,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":196667},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737946,"noise_level":-30.638439,"freq_skew":1.431868,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVK","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"TP1017","msg_num":"D21","msg_num_seq":"C","sublabel":"DF","msg_text":",019,037,022,009,2/E50754,0980,45,179,011,000,035,0/N50754,0977,45,179,012,000,038,0/N90743,0972,45,178,011,000,039,0/E00741,0973,45,178,011,000,035,0/2E0743,0974,45,179,011,000,034,0/2N0743,0972,45,179,011"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":196877},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019820,"noise_level":-30.638439,"freq_skew":-0.574281,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":208,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":28573,"variable_part_params":[{"name":"atn_checksum","value":[225,124,55,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":200635},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.950562,"noise_level":-30.433931,"freq_skew":1.652096,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":38.500000,"lon":-3.600000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":200892},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.785976,"noise_level":-30.405104,"freq_skew":0.237435,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[49,155,14,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":202247},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119934,"noise_level":-30.319195,"freq_skew":0.614257,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":960405},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.685353,"noise_level":-30.682632,"freq_skew":1.331498,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"U298TL","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":960405},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-5.685353,"noise_level":-30.682632,"freq_skew":1.331498,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20007024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,14,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":960745},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.383762,"noise_level":-30.682632,"freq_skew":1.760549,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-7.200000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":960745},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-6.383762,"noise_level":-30.682632,"freq_skew":1.760549,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"EC47NL","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":960745},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-6.383762,"noise_level":-30.682632,"freq_skew":1.760549,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,49,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":961159},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.026210,"noise_level":-30.943127,"freq_skew":1.722773,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":962193},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812372,"noise_level":-31.678057,"freq_skew":-0.055617,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":962785},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438968,"noise_level":-31.611671,"freq_skew":1.151525,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-7.200000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":963493},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022709,"noise_level":-32.205624,"freq_skew":0.402419,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":644,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[169,241,89,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041992,"usec":965129},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.756954,"noise_level":-32.873222,"freq_skew":1.902237,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8065,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28431,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[36,44]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":11}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041993,"usec":723709},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.116877,"noise_level":-32.572594,"freq_skew":1.067985,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"O","sublabel":"DF","msg_text":"2 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 72 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 71 24  24 32  15\r\n 84 16410112524 24  47  25 84 1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041993,"usec":724565},"freq":136975000,"burst_len_octets":203,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.495381,"noise_level":-33.313309,"freq_skew":1.334607,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"TP1017","msg_num":"D21","msg_num_seq":"D","sublabel":"DF","msg_text":"A320,017250,1,1,TB000000/REP019,85,01,1/CCCS-TVK,OCT26,191237,LEMD,LPPT,1017/C0TFC040TP090303/C106,58001,8100,45,0010,0,0100,45,X/CE-210,30998,242,662,6216,316,F22P09/EC59A352,01358,00590,73,15,016/EE599004,01358,00590,73/E10767,0987,45,181,011,000,033,0/N10767,0984,47,181,012,000,037,0/S11618,4568,015,017,201,30,30995,2/T11594,4583,012,015,201,30,31003,2/V1-208,-410,05408,00352,218,213,219,0/X10481,00000,079,019,037,022,009,2/E50754,0980,45,179,011,000,035,0/N50754,0977,45,179,012,000,038,0/N90743,0972,45,178,011,000,039,0/E00741,0973,45,178,011,000,035,0/2E0743,0974,45,179,011,000,034,0/2N0743,0972,45,179,011,000,038,0/2S1501,4415,017,020,200,27,30998,2/2T1481,4423,014,018,196,28,31006,2/2V-210,-413,05392,00352,218,213,219,0/2X0481,00000,079,011,025,016,008,2/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041993,"usec":725932},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.937480,"noise_level":-33.260891,"freq_skew":1.506621,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041993,"usec":727856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.329269,"noise_level":-33.102421,"freq_skew":1.847668,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041994,"usec":482432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536135,"noise_level":-32.606495,"freq_skew":0.247054,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041994,"usec":482888},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.417295,"noise_level":-32.569496,"freq_skew":1.358633,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"O","sublabel":"DF","msg_text":"2 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 72 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 71 24  24 32  15\r\n 84 16410112524 24  47  25 84 1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041994,"usec":483452},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281940,"noise_level":-32.532650,"freq_skew":0.678233,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":44661,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041994,"usec":484732},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.239875,"noise_level":-32.575680,"freq_skew":-1.297053,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":623,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041994,"usec":487973},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460921,"noise_level":-32.285007,"freq_skew":1.128323,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126124","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,172,84,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041995,"usec":241361},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442720,"noise_level":-32.847839,"freq_skew":1.482455,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":812,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,227,92,203]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":13}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041995,"usec":244333},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.707203,"noise_level":-33.473572,"freq_skew":2.949665,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":45.000000,"lon":-5.500000},"alt":0}},{"name":"alternate_ground_stations","value":["119A6A","11928A","11989A","129F1A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041995,"usec":245038},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615352,"noise_level":-33.392010,"freq_skew":3.278911,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":7695},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540474,"noise_level":-32.956623,"freq_skew":2.367624,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2484,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":9438},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819985,"noise_level":-33.180599,"freq_skew":-0.348810,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":9780},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910798,"noise_level":-33.141075,"freq_skew":-1.207618,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":13556},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639137,"noise_level":-32.984756,"freq_skew":1.847762,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"EC47NL","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":13778},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753808,"noise_level":-32.946114,"freq_skew":-0.931636,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVO","mode":"2","label":"_d","blk_id":"4","ack":"O","flight":"TP0563","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":14622},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515371,"noise_level":-32.907639,"freq_skew":1.827569,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,49,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":15298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997223,"noise_level":-32.831200,"freq_skew":1.699544,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":15933},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908313,"noise_level":-32.994736,"freq_skew":2.804661,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221116","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,78,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":762129},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060498,"noise_level":-32.841003,"freq_skew":0.824290,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":765274},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413774,"noise_level":-32.431763,"freq_skew":2.693638,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDY","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"FR11HW","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":765608},"freq":136975000,"burst_len_octets":203,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653956,"noise_level":-32.395496,"freq_skew":1.390000,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"TP1017","msg_num":"D21","msg_num_seq":"D","sublabel":"DF","msg_text":",000,038,0/2S1501,4415,017,020,200,27,30998,2/2T1481,4423,014,018,196,28,31006,2/2V-210,-413,05392,00352,218,213,219,0/2X0481,00000,079,011,025,016,008,2/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":768010},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392524,"noise_level":-32.181026,"freq_skew":0.796361,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041996,"usec":769022},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726894,"noise_level":-32.075745,"freq_skew":-0.087172,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"_d","blk_id":"0","ack":"E","flight":"IB05CA","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041997,"usec":528508},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886994,"noise_level":-32.040932,"freq_skew":-0.860440,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVO","mode":"2","label":"_d","blk_id":"5","ack":"P","flight":"TP0563","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041997,"usec":529036},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686504,"noise_level":-32.006260,"freq_skew":2.100951,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041997,"usec":529147},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430831,"noise_level":-32.616348,"freq_skew":1.471319,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041997,"usec":534951},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657774,"noise_level":-32.007149,"freq_skew":1.673181,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":813,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041998,"usec":288168},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161992,"noise_level":-32.745598,"freq_skew":0.674513,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":38988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[62,148,60,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041998,"usec":289038},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407796,"noise_level":-32.726208,"freq_skew":-0.448401,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":47,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[40,83,101,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041998,"usec":289213},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360167,"noise_level":-32.726208,"freq_skew":1.456855,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041998,"usec":290935},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371953,"noise_level":-33.269344,"freq_skew":1.311950,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"O","sublabel":"DF","msg_text":"2 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 72 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 71 24  24 32  15\r\n 84 16410112524 24  47  25 84 1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041998,"usec":291480},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738846,"noise_level":-33.655163,"freq_skew":-0.905812,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVO","mode":"2","label":"_d","blk_id":"6","ack":"Q","flight":"TP0563","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041998,"usec":294941},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174376,"noise_level":-33.167080,"freq_skew":0.749342,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":47067},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982343,"noise_level":-33.127617,"freq_skew":3.121091,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":47259},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806050,"noise_level":-33.127617,"freq_skew":1.154467,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":47518},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839770,"noise_level":-33.088337,"freq_skew":1.870362,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DHA","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"FR12ZZ","msg_num":"M95","msg_num_seq":"A","msg_text":"191316,,1949, 112,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":47872},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428546,"noise_level":-33.049229,"freq_skew":1.222072,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"O","sublabel":"DF","msg_text":"2 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 72 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 71 24  24 32  15\r\n 84 16410112524 24  47  25 84 1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":48132},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.291740,"noise_level":-33.049229,"freq_skew":0.833502,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":197,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":48955},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203903,"noise_level":-33.951374,"freq_skew":2.795073,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"FR18ZT","msg_num":"M06","msg_num_seq":"A","msg_text":"191317,M110156,2011, 108,N 39.222 W  3.748"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":52651},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573980,"noise_level":-33.570255,"freq_skew":1.287966,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126124","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,172,84,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":807623},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121787,"noise_level":-34.032829,"freq_skew":0.732236,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":810546},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198324,"noise_level":-33.832214,"freq_skew":0.662742,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKR","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FR06SD","msg_num":"M83","msg_num_seq":"A","msg_text":"191317,36006,2102, 174,N 41.919 W  3.012"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793041999,"usec":815214},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334938,"noise_level":-33.747234,"freq_skew":1.387329,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D83","msg_num_seq":"P","sublabel":"DF","msg_text":"B09A\r\nEI-HGP   13698REGSSLPFRER2610191128\r\n 201 80760A10760A115BCG3A-L200-0002\r\n 37009-1738258140210796 -270 -545 141000\r\n0000000100\r\n 84 16410112524 24  45  25 84 16001  22 69 22  24 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  25 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  25 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 69 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  25 31  15  23 70 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 70 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 23  24 31  15  23 70 25  24 32  14\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 70 25  24 32  14\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  23 70 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  24 71 24  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  24 71 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 23  24 31  15  24 72 24  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 23  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  45  25 84 16001  22 70 22  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 22  25 31  15  24 72 25  24 32  15\r\n 84 16410112524 24  46  25 84 16101  22 70 23  25 31  15  24 72 24  24 32  14\r\n28 84 16410112524 24  46  25 84 16101  22 70 23  25 31  15  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 23  24 31  14  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 23  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 23  24 31  14  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 23  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  24 72 25  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  22 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  14\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  15\r\n 84 16410112524 24  46  25 84 16101  23 70 22  24 31  14  24 72 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 72 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 72 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 71 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 71 24  24 32  15\r\n 84 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 71 24  24 32  15\r\n 83 16410112524 24  47  25 84 16201  23 70 22  24 31  15  24 71 24  24 32  15\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042000,"usec":575678},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.409372,"noise_level":-33.095745,"freq_skew":2.729584,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042000,"usec":576074},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697916,"noise_level":-33.017643,"freq_skew":1.246194,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-4.200000},"alt":33000}},{"name":"alternate_ground_stations","value":["1191CA","1192CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042000,"usec":579713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.153769,"noise_level":-32.563213,"freq_skew":1.690157,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042000,"usec":579836},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046433,"noise_level":-32.563213,"freq_skew":0.584201,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":38988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[62,148,60,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042000,"usec":580180},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116714,"noise_level":-33.020763,"freq_skew":0.674435,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042001,"usec":341780},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622417,"noise_level":-33.086464,"freq_skew":-0.643144,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[15,218,161,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042001,"usec":342244},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404752,"noise_level":-33.144379,"freq_skew":0.581552,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":44841,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042001,"usec":343120},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581278,"noise_level":-33.065838,"freq_skew":2.611092,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042001,"usec":343900},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600222,"noise_level":-32.949341,"freq_skew":1.984495,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8066,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28431,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[176,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042001,"usec":349660},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527983,"noise_level":-32.461838,"freq_skew":0.659195,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042001,"usec":350361},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404989,"noise_level":-32.389206,"freq_skew":1.149723,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"TP473H","msg_num":"M17","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":94959},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404974,"noise_level":-32.580627,"freq_skew":1.858667,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":96622},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418214,"noise_level":-32.397720,"freq_skew":0.777099,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":99954},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392434,"noise_level":-32.969528,"freq_skew":1.128480,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":100157},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837036,"noise_level":-33.594555,"freq_skew":1.116443,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TP04TL","msg_num":"M10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":101063},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886595,"noise_level":-33.553104,"freq_skew":-1.209742,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":101427},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371181,"noise_level":-33.511852,"freq_skew":0.645764,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":862475},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592349,"noise_level":-33.149151,"freq_skew":1.264445,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22251230","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,152,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":863880},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.120035,"noise_level":-33.710674,"freq_skew":0.637653,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22251230","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":865002},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138280,"noise_level":-33.585266,"freq_skew":0.734003,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[117,201]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":134.355000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":866957},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280320,"noise_level":-33.339752,"freq_skew":0.734936,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042002,"usec":866957},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.280320,"noise_level":-33.339752,"freq_skew":0.734936,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042003,"usec":625684},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775836,"noise_level":-33.149979,"freq_skew":0.229723,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"_d","blk_id":"3","ack":"B","flight":"VY73WA","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042003,"usec":627596},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466749,"noise_level":-32.916306,"freq_skew":2.088463,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5971,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[3,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042003,"usec":628334},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293863,"noise_level":-33.874935,"freq_skew":0.802595,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":44934,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042003,"usec":631021},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433942,"noise_level":-33.497082,"freq_skew":1.930637,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5972,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28468,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[35,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042004,"usec":387348},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444473,"noise_level":-33.507206,"freq_skew":0.589219,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042004,"usec":387437},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525332,"noise_level":-33.507206,"freq_skew":0.133340,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"VY73WA","msg_num":"F23","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,71605F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042004,"usec":388094},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936862,"noise_level":-33.425331,"freq_skew":1.595476,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[246,94,77,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042004,"usec":390347},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.214623,"noise_level":-33.184235,"freq_skew":0.670865,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44845,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[219,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042004,"usec":392477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100367,"noise_level":-32.988312,"freq_skew":1.019090,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042004,"usec":392916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764901,"noise_level":-32.988312,"freq_skew":1.184295,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042005,"usec":150997},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.848286,"noise_level":-33.866268,"freq_skew":1.064370,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042005,"usec":910514},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620583,"noise_level":-32.863869,"freq_skew":0.212688,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042005,"usec":910956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741172,"noise_level":-32.825760,"freq_skew":2.089429,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042005,"usec":911149},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362684,"noise_level":-33.556839,"freq_skew":0.848692,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22251230","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042005,"usec":912725},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217892,"noise_level":-33.392929,"freq_skew":0.642756,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042005,"usec":914359},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163524,"noise_level":-33.192295,"freq_skew":1.810573,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[132,157]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042005,"usec":915309},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783470,"noise_level":-34.015045,"freq_skew":-2.528145,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-6.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042006,"usec":670487},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691326,"noise_level":-33.548134,"freq_skew":-2.634239,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"TP93ZS","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042006,"usec":670487},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.691326,"noise_level":-33.548134,"freq_skew":-2.634239,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042006,"usec":671824},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989667,"noise_level":-33.384384,"freq_skew":-1.320901,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"44","blk_id":"0","ack":"!","flight":"TP0483","msg_num":"M74","msg_num_seq":"A","msg_text":"TOD,191325,32911,1944,459.6, 3650,N3914.71,W00708.90"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042007,"usec":433603},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.792462,"noise_level":-32.174915,"freq_skew":1.660801,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[246,94,77,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042007,"usec":433840},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081497,"noise_level":-32.174915,"freq_skew":1.110367,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042007,"usec":439230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448558,"noise_level":-31.931385,"freq_skew":1.015906,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042007,"usec":441385},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839219,"noise_level":-31.761522,"freq_skew":0.569082,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042008,"usec":199857},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028104,"noise_level":-32.295883,"freq_skew":-2.623142,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042008,"usec":203569},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709631,"noise_level":-32.568932,"freq_skew":-3.276208,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"VY06NG","msg_num":"M65","msg_num_seq":"A","msg_text":"/LEBL.TI2/040LEBLA3461"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042008,"usec":950586},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.093052,"noise_level":-32.536995,"freq_skew":1.628639,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042008,"usec":952058},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.290603,"noise_level":-32.354992,"freq_skew":-2.515476,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042008,"usec":954079},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382865,"noise_level":-32.141510,"freq_skew":0.862877,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042008,"usec":954266},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455782,"noise_level":-32.614418,"freq_skew":1.622637,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":66,"dst_ref":8473,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[2,229,159,60]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042008,"usec":958527},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.143167,"noise_level":-32.250992,"freq_skew":-1.025363,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"_d","blk_id":"1","ack":"K","flight":"TP0483","msg_num":"M75","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042009,"usec":719735},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.040164,"noise_level":-32.040020,"freq_skew":0.830152,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44852,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[74,101]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":28}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":134.355000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042009,"usec":720261},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443563,"noise_level":-32.245480,"freq_skew":1.701815,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[132,157]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042009,"usec":720344},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443713,"noise_level":-32.245480,"freq_skew":2.356394,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042009,"usec":724793},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650622,"noise_level":-31.896866,"freq_skew":-3.322010,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042009,"usec":727126},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580686,"noise_level":-31.660904,"freq_skew":1.631966,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042009,"usec":727418},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411724,"noise_level":-31.627712,"freq_skew":1.383638,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191049\r\n 191 76860A10760A115BCG3A-L200-0002\r\n-3000 370120017517366 342 346 322 324\r\n-2500 370150017517466 342 346 323 325\r\n-2000 370130017517466 342 348 323 325\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042010,"usec":477725},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406184,"noise_level":-31.561707,"freq_skew":3.308752,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":708,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[218,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042010,"usec":479283},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.069643,"noise_level":-31.855383,"freq_skew":0.804675,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MFN","mode":"2","label":"A9","blk_id":"B","ack":"!","msg_text":"/MADAAYA.TI2/LEBL ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 24R AND FOR DEP 24L\r\nTRL FL070\r\nHIGH INTST RWY OPS IN FORCE\r\nWIND 220 DEG 5 KT .\r\nVIS 10 KM OR MORE CLD FEW 1500 FT\r\nT19 DP17\r\nQNH 1020HPA\r\nNOSIG\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042010,"usec":479760},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672916,"noise_level":-32.371578,"freq_skew":1.916616,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5572,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[67,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042010,"usec":483195},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853611,"noise_level":-32.900158,"freq_skew":-3.494438,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"_d","blk_id":"2","ack":"B","flight":"VY06NG","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042010,"usec":483471},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549217,"noise_level":-32.900158,"freq_skew":3.241976,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":709,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28476,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[33,191]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042010,"usec":483762},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045044,"noise_level":-33.721085,"freq_skew":-2.332128,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[189,143,197,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042010,"usec":485287},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.059338,"noise_level":-33.512817,"freq_skew":0.576992,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44854,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[241,40]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":244273},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317805,"noise_level":-33.471760,"freq_skew":0.592378,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":245527},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.081575,"noise_level":-33.309429,"freq_skew":0.593329,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44855,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[239,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":247346},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927758,"noise_level":-33.178288,"freq_skew":-1.139295,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"_d","blk_id":"2","ack":"L","flight":"TP0483","msg_num":"M76","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":247991},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367782,"noise_level":-33.138775,"freq_skew":0.798388,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":250322},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376438,"noise_level":-33.661060,"freq_skew":2.178231,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44669,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,214]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":252148},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502789,"noise_level":-33.536362,"freq_skew":-1.312326,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":252612},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538087,"noise_level":-33.495186,"freq_skew":1.442839,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370120017517366 343 348 323 325\r\n-1000 370110017517466 342 347 323 325\r\n-0500 370110017517466 342 345 323 325\r\n 4900 370120017517366 341 346 323 324\r\n+0500 370120017517466 343 347 324 323\r\n+1000 3701000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":997311},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254468,"noise_level":-33.413425,"freq_skew":0.567174,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"A9","blk_id":"C","ack":"!","msg_text":"/MADAAYA.TI2/LEBL ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 24R AND FOR DEP 24L\r\nTRL FL070\r\nHIGH INTST RWY OPS IN FORCE\r\nWIND 220 DEG 5 KT .\r\nVIS 10 KM OR MORE CLD FEW 1500 FT\r\nT19 DP17\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR N\r\nAB96\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":998539},"freq":136975000,"burst_len_octets":252,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233246,"noise_level":-33.252174,"freq_skew":0.655873,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"A9","blk_id":"H","ack":"!","msg_text":"/LISCAYA.TI2/LPPT ARR ATIS A\r\n1900Z EXP ILS APCH\r\nRWY IN USE 20\r\nTRL 50\r\nAFTER LDG VACATE VIA\r\n H\" 1. ADVISE IF UNABLE.\r\nWND TDZ VRB BTN 260\r\n AND 340 DEG 2 KT\r\nCAVOK\r\nTEMP 17 DP 12 QNH 1018\r\nACK ARR INFO A\r\n\r\n\r\n7606\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":998749},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554483,"noise_level":-33.252174,"freq_skew":-1.210601,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":999057},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619407,"noise_level":-33.212322,"freq_skew":-2.208702,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042011,"usec":999398},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925908,"noise_level":-33.172653,"freq_skew":-3.465573,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"_d","blk_id":"3","ack":"C","flight":"VY06NG","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042012,"usec":8936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353583,"noise_level":-33.054726,"freq_skew":3.159884,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042012,"usec":767619},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216086,"noise_level":-33.119576,"freq_skew":0.841102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042013,"usec":524429},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454560,"noise_level":-32.294628,"freq_skew":0.982538,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"4","ack":"H","flight":"TP473H","msg_num":"M18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042013,"usec":524783},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.066560,"noise_level":-33.353470,"freq_skew":0.707191,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042013,"usec":530556},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.147491,"noise_level":-32.654953,"freq_skew":0.613174,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042013,"usec":530737},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408742,"noise_level":-32.654953,"freq_skew":1.344473,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"C","sublabel":"DF","msg_text":"17617466 342 346 324 324\r\n+1500 370110017617566 343 347 323 324\r\n+2000 370120017617466 343 346 323 321\r\n+2500 370130017617466 343 345 324 322\r\n+3000 370130017617566 344 347 324 323\r\n+3500 370110017617466 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042014,"usec":285533},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.052681,"noise_level":-32.625500,"freq_skew":0.602967,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44854,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[241,40]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042014,"usec":292644},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954903,"noise_level":-32.115891,"freq_skew":1.623181,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[132,157]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042015,"usec":55719},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.737764,"noise_level":-31.839972,"freq_skew":-1.387127,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[140,153,48,241]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28409,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[247,90,226,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042015,"usec":57104},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.891297,"noise_level":-31.705231,"freq_skew":1.618110,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042015,"usec":820988},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706711,"noise_level":-30.490664,"freq_skew":-1.691702,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042016,"usec":574000},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494472,"noise_level":-31.144905,"freq_skew":2.252238,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":583,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[247,211,100,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042016,"usec":576254},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380242,"noise_level":-30.928268,"freq_skew":2.181121,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5973,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28468,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,121]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042016,"usec":580435},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360581,"noise_level":-30.531898,"freq_skew":1.277222,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042016,"usec":580811},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167460,"noise_level":-30.502743,"freq_skew":0.608202,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44868,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[215,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042016,"usec":581011},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129940,"noise_level":-30.502743,"freq_skew":0.614389,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44869,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":69,"sseq":17,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,39,156,107]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":18,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFBB","facility_name":"BORDEAUX","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":121.340000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042017,"usec":341826},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629462,"noise_level":-30.415869,"freq_skew":2.868916,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[12,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042017,"usec":347523},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751863,"noise_level":-29.966661,"freq_skew":1.050220,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":742,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28350,"credit":5,"rseq":18,"variable_part_params":[{"name":"atn_checksum","value":[198,70,167,111]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28350,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[96,4,46,94]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":16,"msg_ref":18,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042017,"usec":348374},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152430,"noise_level":-29.912109,"freq_skew":0.694207,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44871,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[148,119]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":105019},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212738,"noise_level":-29.644375,"freq_skew":0.561563,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44872,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":11,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[158,14,243,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":107367},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727024,"noise_level":-29.513540,"freq_skew":2.180023,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":109569},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346485,"noise_level":-30.555649,"freq_skew":1.383597,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"C","sublabel":"DF","msg_text":"17617466 342 346 324 324\r\n+1500 370110017617566 343 347 323 324\r\n+2000 370120017617466 343 346 323 321\r\n+2500 370130017617466 343 345 324 322\r\n+3000 370130017617566 344 347 324 323\r\n+3500 370110017617466 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":111314},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328945,"noise_level":-30.744173,"freq_skew":1.990963,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5974,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[254,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":111794},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960771,"noise_level":-30.714300,"freq_skew":1.967926,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKS","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"FR99UQ","msg_num":"M18","msg_num_seq":"A","msg_text":"/EICK.TI2/024EICKADA0C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":111949},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455737,"noise_level":-30.714300,"freq_skew":1.127339,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":865083},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000665,"noise_level":-31.093475,"freq_skew":2.769222,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":868135},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.572337,"noise_level":-30.787411,"freq_skew":-1.305954,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042018,"usec":870362},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.050349,"noise_level":-30.579407,"freq_skew":0.619105,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042019,"usec":620623},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535703,"noise_level":-30.290642,"freq_skew":0.403397,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTZ","mode":"2","label":"44","blk_id":"0","ack":"!","flight":"TP1020","msg_num":"M08","msg_num_seq":"A","msg_text":"TOD,191337,29688,1939,454.6, 3590,N3950.13,W00553.90"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042019,"usec":625814},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355254,"noise_level":-29.847702,"freq_skew":1.092286,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"D","sublabel":"DF","msg_text":"3 347 323 323\r\n+4000 370100017617466 343 346 324 322\r\n+4500 370110017617466 344 347 324 323\r\n+5000 370130017617466 344 346 324 322\r\n+5500 370140017617566 344 347 325 323\r\n+6000 370150017517466 343 346 324 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042019,"usec":626309},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.134234,"noise_level":-29.820757,"freq_skew":0.821563,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTZ","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042020,"usec":394794},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040728,"noise_level":-29.098286,"freq_skew":1.938696,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKS","mode":"2","label":"_d","blk_id":"8","ack":"O","flight":"FR99UQ","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042021,"usec":147701},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828486,"noise_level":-28.999813,"freq_skew":-1.195883,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[178,164,89,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042021,"usec":149303},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348822,"noise_level":-29.438972,"freq_skew":0.202139,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":697,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042021,"usec":152854},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690300,"noise_level":-29.185226,"freq_skew":-1.744787,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28409,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[133,122,190,23]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":39}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042021,"usec":154430},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992470,"noise_level":-29.160254,"freq_skew":0.588236,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042021,"usec":154554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302671,"noise_level":-29.160254,"freq_skew":0.585996,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[32,129,1,129]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042021,"usec":154848},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567487,"noise_level":-29.963312,"freq_skew":1.258343,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"E","sublabel":"DF","msg_text":"22\r\n+6500 370150017517466 343 346 323 322\r\n+7000 370150017517466 343 347 324 323\r\n+7500 370140017517366 342 346 324 322\r\n+8000 370110017517466 342 345 323 322\r\n+8500 370110017517366 342 344 324 322\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042021,"usec":913756},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676255,"noise_level":-30.026512,"freq_skew":0.098135,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28392,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[64,112,226,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042021,"usec":916145},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952672,"noise_level":-29.835766,"freq_skew":-1.214360,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042022,"usec":672104},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.307399,"noise_level":-29.728619,"freq_skew":-1.511489,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042022,"usec":672682},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913315,"noise_level":-30.588285,"freq_skew":1.909962,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKS","mode":"2","label":"_d","blk_id":"9","ack":"P","flight":"FR99UQ","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042022,"usec":675776},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444155,"noise_level":-30.299229,"freq_skew":3.335997,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":710,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28476,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[159,62]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":41}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042022,"usec":678654},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846026,"noise_level":-30.971773,"freq_skew":1.127348,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":743,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28350,"sseq":17,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,242,131,180]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":17,"msg_ref":18,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":435017},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807724,"noise_level":-30.971773,"freq_skew":0.413936,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":435873},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274553,"noise_level":-31.389170,"freq_skew":0.832649,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44886,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[235,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":436227},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773394,"noise_level":-31.356998,"freq_skew":1.047668,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":744,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44689,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[154,133,11,233]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":41}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":439365},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.135471,"noise_level":-31.041676,"freq_skew":0.707269,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44887,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":11,"rseq":18,"variable_part_params":[{"name":"atn_checksum","value":[243,218,38,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":439466},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261918,"noise_level":-31.041676,"freq_skew":0.707390,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28350,"dst_ref":69,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[40,215,188,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":440401},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351716,"noise_level":-30.979959,"freq_skew":0.614598,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":25632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[90,156,85,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":440719},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504110,"noise_level":-30.949266,"freq_skew":1.153355,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"F","sublabel":"DF","msg_text":"70090017517466 343 346 323 322\r\n-30 84 84 172 1680120096611\r\n-25 84 84 172 1680120096611\r\n-20 84 84 172 1680120096611\r\n-15 84 84 172 1680120096611\r\n-10 84 84 172 1680120096611\r\n-05 84 84 172 1670120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":440973},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142405,"noise_level":-30.949266,"freq_skew":0.608595,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":25633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":70,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[118,166,70,97]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":442069},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846938,"noise_level":-30.857832,"freq_skew":0.929272,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":745,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":69,"dst_ref":28350,"variable_part_params":[{"name":"atn_checksum","value":[48,63,65,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042023,"usec":442069},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.846938,"noise_level":-30.857832,"freq_skew":0.929272,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":188760},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565824,"noise_level":-30.648155,"freq_skew":-2.476096,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-4.000000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":190312},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775265,"noise_level":-30.652721,"freq_skew":3.246989,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":191590},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694377,"noise_level":-30.602884,"freq_skew":-2.460892,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17053352","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,60,86,234,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":192844},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144253,"noise_level":-30.746689,"freq_skew":0.772649,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":196302},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195144,"noise_level":-30.716808,"freq_skew":0.586102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44890,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[88,186]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":956792},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137008,"noise_level":-30.510468,"freq_skew":0.690335,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":961210},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759063,"noise_level":-30.139805,"freq_skew":0.204362,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63905,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[117,4,108,69]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":963688},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454257,"noise_level":-29.946583,"freq_skew":-2.508709,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEWJ","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"LH06ZE","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042024,"usec":963963},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737988,"noise_level":-29.946136,"freq_skew":3.354274,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":711,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042025,"usec":719719},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385318,"noise_level":-29.745907,"freq_skew":1.403790,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"G","sublabel":"DF","msg_text":" 49 84 84 172 1670120096611\r\n+05 84 84 172 1680120096611\r\n+10 84 84 172 1680120096611\r\n+15 84 84 172 1680120096611\r\n+20 84 84 172 1680120096611\r\n+25 84 84 172 1680120096611\r\n+30 84 84 172 1690120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042025,"usec":723619},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551526,"noise_level":-29.895798,"freq_skew":0.830992,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042025,"usec":724851},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904468,"noise_level":-29.814758,"freq_skew":0.087702,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":444,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042025,"usec":724935},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.306206,"noise_level":-29.787912,"freq_skew":-1.465304,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042025,"usec":725636},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696566,"noise_level":-29.734468,"freq_skew":-2.635140,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042026,"usec":474394},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684203,"noise_level":-29.734468,"freq_skew":0.022140,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042026,"usec":476520},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.541555,"noise_level":-30.279232,"freq_skew":2.867522,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042026,"usec":478733},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.240690,"noise_level":-30.110687,"freq_skew":1.910805,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKS","mode":"2","label":"_d","blk_id":"9","ack":"P","flight":"FR99UQ","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042026,"usec":479498},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692957,"noise_level":-30.110687,"freq_skew":-1.530136,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[225,102,98,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042026,"usec":484986},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066085,"noise_level":-30.184174,"freq_skew":2.735065,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":8193,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042027,"usec":242149},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041570,"noise_level":-29.880917,"freq_skew":-0.921847,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042027,"usec":244907},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457222,"noise_level":-29.746498,"freq_skew":1.251366,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"H","sublabel":"DF","msg_text":" 84 84 172 1690120096611\r\n+40 84 84 172 1690120096611\r\n+45 84 84 172 1690120096611\r\n+50 84 84 172 1700120096611\r\n+55 84 84 172 1700120096611\r\n+60 84 84 172 1700120096611\r\n+65 84 84 172 1700120096611\r\n+70 84"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042027,"usec":245379},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898002,"noise_level":-30.188889,"freq_skew":1.087829,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":746,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[60,240,203,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042027,"usec":249012},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163015,"noise_level":-29.858406,"freq_skew":0.685147,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":25638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":70,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[90,128,127,152]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":42}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFBB,BORDEAUX,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":4607},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039753,"noise_level":-29.697763,"freq_skew":0.068211,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":667,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28370,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[6,14,209,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":4809},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940448,"noise_level":-30.815170,"freq_skew":-2.057899,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,155,3,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":8306},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791780,"noise_level":-30.577105,"freq_skew":1.019978,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":747,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[145,189,253,110]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44689,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[17,164,58,210]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":10224},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276534,"noise_level":-30.402740,"freq_skew":0.678786,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44900,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[125,249,35,5]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":767872},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448035,"noise_level":-30.288412,"freq_skew":1.200189,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 172 1700120096611\r\n+75 84 84 172 1700120096611\r\n+80 83 84 172 1700120096611\r\n+85 83 84 172 1700120096611\r\n+90 83 84 172 1690120096611\r\n-30 69 69 22 25-079300 -548ER\r\n-25 70 69 23 25-079300 -548ER\r\n-20 6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":768212},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.104414,"noise_level":-30.288412,"freq_skew":0.759595,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":25640,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":70,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[175,105,135,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":772784},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.065058,"noise_level":-30.658857,"freq_skew":0.651164,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":774492},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446222,"noise_level":-30.541132,"freq_skew":1.862729,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[227,220,82,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":775521},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631772,"noise_level":-30.482862,"freq_skew":-0.098168,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-5.600000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":775521},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.631772,"noise_level":-30.482862,"freq_skew":-0.098168,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP05AS","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042028,"usec":775521},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.631772,"noise_level":-30.482862,"freq_skew":-0.098168,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,211,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042029,"usec":522207},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.245962,"noise_level":-31.076706,"freq_skew":-2.009873,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042029,"usec":523093},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033832,"noise_level":-30.983927,"freq_skew":1.095937,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042029,"usec":528594},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.154702,"noise_level":-30.476116,"freq_skew":0.637739,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042030,"usec":294254},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610853,"noise_level":-31.272934,"freq_skew":-0.097286,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP05AS","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042030,"usec":296989},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141464,"noise_level":-30.991327,"freq_skew":0.619259,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042030,"usec":300444},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491872,"noise_level":-30.718563,"freq_skew":1.415383,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"J","sublabel":"DF","msg_text":"9 68 22 25-079300 -548ER\r\n-15 69 68 22 25-079300 -548ER\r\n-10 69 68 22 25-079300 -548ER\r\n-05 69 69 22 25-079300 -548ER\r\n 49 69 69 22 25-079300 -548ER\r\n+05 70 69 22 25-079200 -548ER\r\n+10 70 70 22 25-079300 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042030,"usec":301610},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749931,"noise_level":-31.099108,"freq_skew":-0.119035,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":667,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28370,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[6,14,209,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042031,"usec":57732},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173591,"noise_level":-31.785715,"freq_skew":0.796892,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042031,"usec":59271},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975277,"noise_level":-32.368042,"freq_skew":0.109369,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042031,"usec":812642},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784505,"noise_level":-32.291611,"freq_skew":-0.053304,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042031,"usec":813666},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597230,"noise_level":-33.097137,"freq_skew":-0.037290,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042032,"usec":576122},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589406,"noise_level":-33.123871,"freq_skew":-2.555461,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28439,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[113,17,134,135]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28439,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[250,173,157,196]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042032,"usec":577206},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.056070,"noise_level":-33.422585,"freq_skew":0.653253,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042032,"usec":584358},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726624,"noise_level":-32.870266,"freq_skew":-0.233208,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGSS"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042033,"usec":338865},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383903,"noise_level":-32.315052,"freq_skew":0.008293,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20065351","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,79,77,0,64,106,233,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042033,"usec":338865},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.383903,"noise_level":-32.315052,"freq_skew":0.008293,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"BY02HD","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042033,"usec":340468},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.982365,"noise_level":-32.733128,"freq_skew":0.831264,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20065351","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042034,"usec":102527},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136017,"noise_level":-32.115971,"freq_skew":0.699240,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042034,"usec":104520},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954095,"noise_level":-32.459751,"freq_skew":-0.033515,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042034,"usec":857652},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670090,"noise_level":-32.509926,"freq_skew":2.477217,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[108,195,165,88]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28433,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[154,162,82,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042035,"usec":625465},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382959,"noise_level":-31.474117,"freq_skew":1.232023,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"K","sublabel":"DF","msg_text":"45ER\r\n+15 70 70 22 25-079400 -545ER\r\n+20 70 71 22 24-079500 -548ER\r\n+25 70 72 22 25-079400 -545ER\r\n+30 70 72 22 25-079500 -545ER\r\n+35 70 72 22 24-079500 -548ER\r\n+40 70 72 23 25-079600 -548ER\r\n+45 70 72 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042035,"usec":627439},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678596,"noise_level":-31.280996,"freq_skew":0.551316,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8311,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[242,214,62,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042035,"usec":627656},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574713,"noise_level":-31.249222,"freq_skew":-2.535713,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28439,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[113,17,134,135]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28439,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[250,173,157,196]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042035,"usec":628839},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879966,"noise_level":-31.186024,"freq_skew":2.551262,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042035,"usec":629974},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105649,"noise_level":-31.303881,"freq_skew":0.751250,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60950,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,216,219,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042036,"usec":386613},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374923,"noise_level":-31.588055,"freq_skew":1.599624,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":614,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042036,"usec":394569},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388478,"noise_level":-31.749392,"freq_skew":2.120058,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2739,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[117,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":143982},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.870023,"noise_level":-32.578354,"freq_skew":0.833659,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":145358},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482710,"noise_level":-32.395493,"freq_skew":-2.338070,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":145358},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.482710,"noise_level":-32.395493,"freq_skew":-2.338070,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":336,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28439,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[111,176,76,136]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":146187},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739891,"noise_level":-32.323414,"freq_skew":-2.352263,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":337,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8439,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[46,143,27,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":146942},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100042,"noise_level":-33.048882,"freq_skew":0.814813,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44913,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[160,97]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":905151},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757416,"noise_level":-32.872803,"freq_skew":-2.572508,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":28439,"variable_part_params":[{"name":"atn_checksum","value":[153,218,174,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":905333},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442197,"noise_level":-32.872803,"freq_skew":1.205591,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079600 -545ER\r\n+50 70 72 23 25-079600 -545ER\r\n+55 70 72 22 24-079600 -545ER\r\n+60 70 72 22 24-079600 -548ER\r\n+65 70 72 22 24-079700 -548ER\r\n+70 70 71 22 24-079700 -548ER\r\n+75 70 71 22 24-079700 -548ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":910116},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756896,"noise_level":-32.728901,"freq_skew":2.036394,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":911219},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578059,"noise_level":-32.579765,"freq_skew":0.085385,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":911848},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688295,"noise_level":-32.542877,"freq_skew":-2.480885,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042037,"usec":911848},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.688295,"noise_level":-32.542877,"freq_skew":-2.480885,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[193,204,176,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042038,"usec":692283},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921933,"noise_level":-31.938633,"freq_skew":1.451173,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[215,31,101,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042038,"usec":695108},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882605,"noise_level":-31.735027,"freq_skew":0.128581,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042039,"usec":440887},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.821491,"noise_level":-30.843285,"freq_skew":1.487011,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":191167},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545382,"noise_level":-30.752953,"freq_skew":1.268397,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":191882},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770174,"noise_level":-30.777477,"freq_skew":2.636831,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1603,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":192350},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783858,"noise_level":-30.717606,"freq_skew":2.693689,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28433,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[231,82,215,21]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":13,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":194148},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187323,"noise_level":-30.540430,"freq_skew":0.825361,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60952,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[38,218,95,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":196285},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580004,"noise_level":-30.338190,"freq_skew":-0.023779,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":668,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[251,221,70,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":199386},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.973920,"noise_level":-30.899410,"freq_skew":0.600425,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":964541},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840075,"noise_level":-30.483057,"freq_skew":-2.329911,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":28439,"variable_part_params":[{"name":"atn_checksum","value":[153,218,174,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":964541},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.840075,"noise_level":-30.483057,"freq_skew":-2.329911,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[193,204,176,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":966648},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314513,"noise_level":-30.986721,"freq_skew":0.694562,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":969150},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614124,"noise_level":-30.864502,"freq_skew":0.222170,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[47,187,190,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042040,"usec":972033},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833641,"noise_level":-30.834213,"freq_skew":2.627491,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":712093},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466800,"noise_level":-30.999840,"freq_skew":1.353615,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079600 -545ER\r\n+50 70 72 23 25-079600 -545ER\r\n+55 70 72 22 24-079600 -545ER\r\n+60 70 72 22 24-079600 -548ER\r\n+65 70 72 22 24-079700 -548ER\r\n+70 70 71 22 24-079700 -548ER\r\n+75 70 71 22 24-079700 -548ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":712618},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560171,"noise_level":-30.969076,"freq_skew":-3.069994,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-3.000000},"alt":25000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":713176},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581010,"noise_level":-31.047609,"freq_skew":1.635938,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[254,43,110,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":715184},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755990,"noise_level":-30.863644,"freq_skew":-0.148507,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":715394},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471311,"noise_level":-31.572083,"freq_skew":-2.959135,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"IB07SC","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":715885},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570515,"noise_level":-31.688744,"freq_skew":2.675214,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":968,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":717002},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057681,"noise_level":-31.589230,"freq_skew":2.475664,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":717455},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.133196,"noise_level":-31.556311,"freq_skew":0.573751,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"H1","blk_id":"D","ack":"!","sublabel":"MD","msg_text":"PWI/DD300225027.270236013.190310018.05027600366F4\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":717800},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845708,"noise_level":-31.556311,"freq_skew":-3.147650,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042724","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,69,212,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042041,"usec":718464},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893485,"noise_level":-31.490843,"freq_skew":-3.246607,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"_d","blk_id":"4","ack":"D","flight":"VY06NG","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042042,"usec":484254},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495378,"noise_level":-31.992434,"freq_skew":2.535997,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[223,99,160,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042042,"usec":485109},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.497674,"noise_level":-32.081371,"freq_skew":0.083996,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042042,"usec":485519},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373827,"noise_level":-32.011837,"freq_skew":0.849122,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042042,"usec":488285},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222737,"noise_level":-31.806526,"freq_skew":0.768047,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042042,"usec":488690},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856909,"noise_level":-32.375050,"freq_skew":-3.446457,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY06NG","msg_num":"F53","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,071/TS191401,261026881D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042043,"usec":251118},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393476,"noise_level":-32.090908,"freq_skew":-3.061781,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"SA","blk_id":"0","ack":"!","flight":"IB07SC","msg_num":"S32","msg_num_seq":"A","msg_text":"0EV191401V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":14,"sec":1}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042043,"usec":253614},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724565,"noise_level":-31.815767,"freq_skew":1.211932,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[17,37,134,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042043,"usec":254916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252416,"noise_level":-31.681400,"freq_skew":0.735866,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042043,"usec":256486},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400913,"noise_level":-31.549076,"freq_skew":1.203885,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D84","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191049\r\n 191 76860A10760A115BCG3A-L200-0002\r\n-3000 370120017517366 342 346 322 324\r\n-2500 370150017517466 342 346 323 325\r\n-2000 370130017517466 342 348 323 325\r\n-1500 370120017517366 343 348 323 325\r\n-1000 370110017517466 342 347 323 325\r\n-0500 370110017517466 342 345 323 325\r\n 4900 370120017517366 341 346 323 324\r\n+0500 370120017517466 343 347 324 323\r\n+1000 370100017617466 342 346 324 324\r\n+1500 370110017617566 343 347 323 324\r\n+2000 370120017617466 343 346 323 321\r\n+2500 370130017617466 343 345 324 322\r\n+3000 370130017617566 344 347 324 323\r\n+3500 370110017617466 343 347 323 323\r\n+4000 370100017617466 343 346 324 322\r\n+4500 370110017617466 344 347 324 323\r\n+5000 370130017617466 344 346 324 322\r\n+5500 370140017617566 344 347 325 323\r\n+6000 370150017517466 343 346 324 322\r\n+6500 370150017517466 343 346 323 322\r\n+7000 370150017517466 343 347 324 323\r\n+7500 370140017517366 342 346 324 322\r\n+8000 370110017517466 342 345 323 322\r\n+8500 370110017517366 342 344 324 322\r\n+9000 370090017517466 343 346 323 322\r\n-30 84 84 172 1680120096611\r\n-25 84 84 172 1680120096611\r\n-20 84 84 172 1680120096611\r\n-15 84 84 172 1680120096611\r\n-10 84 84 172 1680120096611\r\n-05 84 84 172 1670120096611\r\n 49 84 84 172 1670120096611\r\n+05 84 84 172 1680120096611\r\n+10 84 84 172 1680120096611\r\n+15 84 84 172 1680120096611\r\n+20 84 84 172 1680120096611\r\n+25 84 84 172 1680120096611\r\n+30 84 84 172 1690120096611\r\n+35 84 84 172 1690120096611\r\n+40 84 84 172 1690120096611\r\n+45 84 84 172 1690120096611\r\n+50 84 84 172 1700120096611\r\n+55 84 84 172 1700120096611\r\n+60 84 84 172 1700120096611\r\n+65 84 84 172 1700120096611\r\n+70 84 84 172 1700120096611\r\n+75 84 84 172 1700120096611\r\n+80 83 84 172 1700120096611\r\n+85 83 84 172 1700120096611\r\n+90 83 84 172 1690120096611\r\n-30 69 69 22 25-079300 -548ER\r\n-25 70 69 23 25-079300 -548ER\r\n-20 69 68 22 25-079300 -548ER\r\n-15 69 68 22 25-079300 -548ER\r\n-10 69 68 22 25-079300 -548ER\r\n-05 69 69 22 25-079300 -548ER\r\n 49 69 69 22 25-079300 -548ER\r\n+05 70 69 22 25-079200 -548ER\r\n+10 70 70 22 25-079300 -545ER\r\n+15 70 70 22 25-079400 -545ER\r\n+20 70 71 22 24-079500 -548ER\r\n+25 70 72 22 25-079400 -545ER\r\n+30 70 72 22 25-079500 -545ER\r\n+35 70 72 22 24-079500 -548ER\r\n+40 70 72 23 25-079600 -548ER\r\n+45 70 72 23 24-079600 -545ER\r\n+50 70 72 23 25-079600 -545ER\r\n+55 70 72 22 24-079600 -545ER\r\n+60 70 72 22 24-079600 -548ER\r\n+65 70 72 22 24-079700 -548ER\r\n+70 70 71 22 24-079700 -548ER\r\n+75 70 71 22 24-079700 -548ER\r\n+80 70 71 22 24-079700 -548ER\r\n+85 70 71 22 24-079700 -548ER\r\n+90 70 71 23 24-079700 -548ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042043,"usec":257020},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251065,"noise_level":-32.205273,"freq_skew":0.723884,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44927,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":23,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[9,157]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042043,"usec":998508},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379960,"noise_level":-32.030025,"freq_skew":-2.433314,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":28439,"variable_part_params":[{"name":"atn_checksum","value":[153,218,174,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042043,"usec":999007},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329673,"noise_level":-31.960903,"freq_skew":0.642353,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042043,"usec":999932},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.159001,"noise_level":-31.892326,"freq_skew":2.890961,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1603,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042044,"usec":978},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531258,"noise_level":-31.790466,"freq_skew":-2.875785,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"41","blk_id":"1","ack":"!","flight":"IB07SC","msg_num":"M08","msg_num_seq":"A","msg_text":"EDDH-FS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042044,"usec":1103},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.560631,"noise_level":-31.790466,"freq_skew":-2.350262,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[193,204,176,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042044,"usec":2800},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688301,"noise_level":-31.590261,"freq_skew":1.054868,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"IB07DW","msg_num":"F64","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLEMD,32L,67,195908,042/FNIBE07DW/TS191401,261026DA5B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042044,"usec":5707},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646561,"noise_level":-31.394567,"freq_skew":-2.550658,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":340,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042044,"usec":765933},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634499,"noise_level":-31.959436,"freq_skew":-3.318976,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042044,"usec":769404},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735150,"noise_level":-32.209339,"freq_skew":-2.613106,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[23,153,226,254]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8439,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,226,223,123]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042044,"usec":770615},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394758,"noise_level":-32.103714,"freq_skew":0.740821,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[26,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042044,"usec":781023},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376202,"noise_level":-31.693619,"freq_skew":0.747479,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6084,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[129,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042045,"usec":527704},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530218,"noise_level":-31.495607,"freq_skew":-0.726016,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":49,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042045,"usec":528967},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187351,"noise_level":-31.398270,"freq_skew":0.770586,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042045,"usec":529342},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391063,"noise_level":-32.107197,"freq_skew":1.112613,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042045,"usec":530107},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878402,"noise_level":-32.037460,"freq_skew":-3.156701,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042045,"usec":534130},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488378,"noise_level":-32.565964,"freq_skew":0.777784,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28411,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[35,132]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042045,"usec":534614},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469239,"noise_level":-32.985878,"freq_skew":0.760137,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042046,"usec":293759},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.310592,"noise_level":-33.495499,"freq_skew":-2.466307,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042046,"usec":295616},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701108,"noise_level":-33.252476,"freq_skew":0.724886,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":644,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[91,155,185,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042046,"usec":296936},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569731,"noise_level":-33.133465,"freq_skew":1.325641,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[17,37,134,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042046,"usec":297339},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.089991,"noise_level":-33.094154,"freq_skew":0.641676,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44935,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[251,174]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042046,"usec":298022},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502704,"noise_level":-33.016064,"freq_skew":0.605738,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"TP37CN","msg_num":"M11","msg_num_seq":"A","msg_text":"1914,35953,9520,N 403401,W  13220"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042046,"usec":298981},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702494,"noise_level":-32.977280,"freq_skew":-0.089891,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":45581},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048180,"noise_level":-32.524906,"freq_skew":0.007263,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1009,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[121,14,152,94]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28393,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[227,98,113,116]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":45943},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471087,"noise_level":-32.488251,"freq_skew":2.502205,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4968,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8401,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[203,89]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":47785},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142523,"noise_level":-32.307259,"freq_skew":0.724957,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60959,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8435,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[167,75,146,178]},{"name":"checksum","value":[32,51]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":48137},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511373,"noise_level":-32.271507,"freq_skew":1.185393,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":48807},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879711,"noise_level":-32.200447,"freq_skew":0.641967,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":49902},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107422,"noise_level":-33.124931,"freq_skew":0.610730,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":813405},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158693,"noise_level":-32.553726,"freq_skew":0.705107,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":46023,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":819405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063300,"noise_level":-32.122356,"freq_skew":0.774191,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":820202},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544296,"noise_level":-32.052498,"freq_skew":-0.202840,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":823581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707455,"noise_level":-31.846235,"freq_skew":-0.748983,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042047,"usec":823775},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530583,"noise_level":-31.861343,"freq_skew":-0.052215,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"EC91RH","msg_num":"M58","msg_num_seq":"A","msg_text":"/LPFR.TI2/040LPFRA6F3F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042048,"usec":576674},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.199311,"noise_level":-31.593269,"freq_skew":0.549924,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042048,"usec":582122},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625299,"noise_level":-31.527523,"freq_skew":2.754869,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3123,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042048,"usec":582478},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367311,"noise_level":-31.494837,"freq_skew":1.163685,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042048,"usec":583435},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.240211,"noise_level":-31.397511,"freq_skew":2.937195,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042048,"usec":585100},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839117,"noise_level":-31.237679,"freq_skew":-3.520506,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[80,132,15,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042049,"usec":335417},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458850,"noise_level":-31.219824,"freq_skew":2.400775,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":281,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[191,42,220,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042049,"usec":336096},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.091311,"noise_level":-31.156834,"freq_skew":0.873025,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44943,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[161,41,126,70]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042049,"usec":339500},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156746,"noise_level":-31.645157,"freq_skew":0.758151,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60959,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8435,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[167,75,146,178]},{"name":"checksum","value":[32,51]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042049,"usec":342111},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852624,"noise_level":-31.546139,"freq_skew":-0.192236,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042050,"usec":100996},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.411706,"noise_level":-31.133368,"freq_skew":-1.210274,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"_d","blk_id":"3","ack":"M","flight":"TP0483","msg_num":"M77","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042050,"usec":102171},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631845,"noise_level":-31.039986,"freq_skew":-3.325286,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042050,"usec":861734},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605678,"noise_level":-31.543034,"freq_skew":2.799715,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3124,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[8,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042050,"usec":869515},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797636,"noise_level":-31.033373,"freq_skew":0.935858,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042050,"usec":870649},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064372,"noise_level":-30.941051,"freq_skew":-2.344424,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042050,"usec":870777},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752478,"noise_level":-30.910496,"freq_skew":2.744884,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28470,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[76,233]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":9}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042051,"usec":630532},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.076000,"noise_level":-30.581284,"freq_skew":-0.722123,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28343,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[104,215,12,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042051,"usec":633956},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491125,"noise_level":-30.264095,"freq_skew":-0.627265,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[187,247,131,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042051,"usec":634269},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204366,"noise_level":-30.235826,"freq_skew":0.575686,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":46112,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042052,"usec":381309},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637733,"noise_level":-29.958086,"freq_skew":0.895652,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":24,"dst_ref":8435,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[240,135]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042052,"usec":381743},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.922002,"noise_level":-30.681610,"freq_skew":-1.401736,"avlc":{"src":{"addr":"495039","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TAY","mode":"2","label":"_d","blk_id":"5","ack":"N","flight":"TP0483","msg_num":"M79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042052,"usec":387555},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526972,"noise_level":-30.360804,"freq_skew":3.029824,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042052,"usec":388155},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.101278,"noise_level":-30.303728,"freq_skew":0.772549,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60969,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[66,200]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042052,"usec":391376},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643187,"noise_level":-30.659924,"freq_skew":0.045539,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042053,"usec":155495},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.962695,"noise_level":-30.003735,"freq_skew":0.645493,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60970,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2498,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[135,177,196,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042053,"usec":156295},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826257,"noise_level":-29.948948,"freq_skew":-0.227273,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1010,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28393,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[45,143,35,103]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":11}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042053,"usec":157759},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493313,"noise_level":-29.884644,"freq_skew":0.016028,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":155,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[168,164,128,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042053,"usec":916634},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689344,"noise_level":-30.557661,"freq_skew":0.340268,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":668,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[33,253,177,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042053,"usec":920393},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594225,"noise_level":-30.241320,"freq_skew":0.831809,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042054,"usec":677555},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735363,"noise_level":-30.018282,"freq_skew":0.683278,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042054,"usec":677695},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539144,"noise_level":-30.018282,"freq_skew":-0.065356,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042054,"usec":680201},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610765,"noise_level":-30.599224,"freq_skew":-0.062171,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042054,"usec":683425},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.873361,"noise_level":-31.021206,"freq_skew":0.274135,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042055,"usec":437947},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510386,"noise_level":-31.612215,"freq_skew":1.920449,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":579,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042055,"usec":438353},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710689,"noise_level":-31.546328,"freq_skew":0.403060,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":317,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042055,"usec":438878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481813,"noise_level":-31.513569,"freq_skew":0.578915,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042055,"usec":444557},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661126,"noise_level":-31.582300,"freq_skew":1.096136,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":261,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042055,"usec":445181},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565270,"noise_level":-31.516638,"freq_skew":0.020470,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042056,"usec":198074},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515325,"noise_level":-31.354620,"freq_skew":0.751775,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042056,"usec":198778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712677,"noise_level":-31.290649,"freq_skew":2.744454,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042056,"usec":199012},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503233,"noise_level":-31.258842,"freq_skew":0.039290,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1011,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[206,218,202,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042056,"usec":964019},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.250871,"noise_level":-30.101240,"freq_skew":-0.654450,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28343,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[189,164,62,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042057,"usec":715277},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018831,"noise_level":-29.963394,"freq_skew":-0.730540,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28343,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[44,68,84,113]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":15}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042057,"usec":715622},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642610,"noise_level":-29.936085,"freq_skew":-0.018878,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":156,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042057,"usec":716765},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141398,"noise_level":-30.762175,"freq_skew":0.805556,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042057,"usec":716974},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462051,"noise_level":-31.190022,"freq_skew":1.154858,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191230\r\n 217 86960A10760A115BCG3A-L200-0002\r\n-3000 370180017517466 343 346 323 323\r\n-2500 370140017517466 342 347 322 323\r\n-2000 370100017517366 342 346 323 322\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042057,"usec":718633},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446191,"noise_level":-31.033932,"freq_skew":1.971728,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":215,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042057,"usec":724528},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676270,"noise_level":-30.729921,"freq_skew":2.377775,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":282,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042058,"usec":484174},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491629,"noise_level":-30.998806,"freq_skew":1.917676,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28400,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[93,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042058,"usec":485416},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530210,"noise_level":-30.906851,"freq_skew":-0.288410,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042058,"usec":486548},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165752,"noise_level":-31.626492,"freq_skew":0.588366,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042058,"usec":488325},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774360,"noise_level":-31.756340,"freq_skew":-3.488408,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":432,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042058,"usec":489837},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590728,"noise_level":-31.622879,"freq_skew":1.835441,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28400,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[149,13]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042059,"usec":236258},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528928,"noise_level":-31.762268,"freq_skew":2.086485,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR2444","msg_num":"D60","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_        EGNMLEMG705\r\n 43054  -41711913036999-553218041X209B,0160180000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042059,"usec":237351},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475007,"noise_level":-31.661913,"freq_skew":1.896794,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042059,"usec":238744},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667864,"noise_level":-32.028862,"freq_skew":-3.024477,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":222,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[142,78,19,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042059,"usec":238920},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394991,"noise_level":-32.332615,"freq_skew":0.865696,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042059,"usec":245079},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490815,"noise_level":-31.980556,"freq_skew":0.643660,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042059,"usec":245204},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079270,"noise_level":-31.980556,"freq_skew":1.261486,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042059,"usec":245524},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563329,"noise_level":-31.946125,"freq_skew":1.869292,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8416,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[215,188]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":4884},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179452,"noise_level":-31.843636,"freq_skew":0.745172,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44968,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[223,30,29,129]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":5040},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504829,"noise_level":-31.843636,"freq_skew":0.845248,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":5841},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732906,"noise_level":-32.378510,"freq_skew":2.615840,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":822,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63811,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[160,121,175,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":7805},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069461,"noise_level":-32.199764,"freq_skew":2.959829,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[202,29]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":8468},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343920,"noise_level":-32.129284,"freq_skew":1.745464,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FR69XZ","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":9063},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869949,"noise_level":-32.286747,"freq_skew":0.486614,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":10779},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243158,"noise_level":-32.144951,"freq_skew":2.448544,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":12488},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587898,"noise_level":-31.970901,"freq_skew":2.813115,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28470,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[46,148]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":18}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":766680},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608767,"noise_level":-31.766544,"freq_skew":1.661937,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221145","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,101,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":767742},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483464,"noise_level":-31.889683,"freq_skew":1.850380,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":215,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":767995},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828434,"noise_level":-32.543533,"freq_skew":-2.915239,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":768161},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.115434,"noise_level":-32.506802,"freq_skew":-0.561849,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":768722},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643673,"noise_level":-32.470222,"freq_skew":2.155739,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":771143},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093291,"noise_level":-32.888084,"freq_skew":0.731129,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":772706},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400515,"noise_level":-32.736214,"freq_skew":1.647083,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6614,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":7,"dst_ref":28400,"variable_part_params":[{"name":"checksum","value":[146,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":773167},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886967,"noise_level":-33.546356,"freq_skew":-2.434351,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":774936},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105446,"noise_level":-34.026409,"freq_skew":0.737260,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23221145","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042060,"usec":777330},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555885,"noise_level":-33.939518,"freq_skew":-1.817147,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":44.000000,"lon":-5.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042061,"usec":523396},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795042,"noise_level":-33.947815,"freq_skew":1.661701,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1874,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8447,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[6,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042061,"usec":524788},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.199978,"noise_level":-33.776432,"freq_skew":2.759686,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042061,"usec":525518},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864915,"noise_level":-33.691990,"freq_skew":-1.671685,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP05RP","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042061,"usec":526133},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684621,"noise_level":-33.608364,"freq_skew":-1.544055,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042061,"usec":526830},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740091,"noise_level":-33.525532,"freq_skew":1.802969,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042061,"usec":527336},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305802,"noise_level":-33.484413,"freq_skew":1.963782,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[150,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042061,"usec":528907},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780615,"noise_level":-34.060318,"freq_skew":2.775284,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042061,"usec":531626},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972278,"noise_level":-33.843857,"freq_skew":-3.381397,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY06NG","msg_num":"F54","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AC,085/TS191419,261026C574"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042062,"usec":283303},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178442,"noise_level":-33.843857,"freq_skew":0.593476,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60977,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[10,82]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":19}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042062,"usec":284169},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508448,"noise_level":-34.187210,"freq_skew":1.777981,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042062,"usec":284891},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.312114,"noise_level":-34.098701,"freq_skew":1.134762,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370100017517366 343 345 324 321\r\n-1000 370110017517466 343 346 324 322\r\n-0500 370100017417366 341 343 323 322\r\n 3000 370090017517266 341 345 322 323\r\n+0500 370090017517366 341 344 322 322\r\n+1000 3701200"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042062,"usec":285671},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761234,"noise_level":-34.011086,"freq_skew":2.693458,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3127,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042062,"usec":285760},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148310,"noise_level":-34.011086,"freq_skew":0.770108,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":46383,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042062,"usec":287519},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038929,"noise_level":-33.753414,"freq_skew":-1.776190,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042062,"usec":291496},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159341,"noise_level":-33.421333,"freq_skew":0.666268,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":53101},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837041,"noise_level":-33.259933,"freq_skew":1.913904,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[146,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":54852},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171685,"noise_level":-33.207741,"freq_skew":0.667767,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":56176},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728265,"noise_level":-33.050228,"freq_skew":1.804158,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":57659},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531265,"noise_level":-32.895519,"freq_skew":1.610493,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8416,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[15,129]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":58977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074673,"noise_level":-33.436455,"freq_skew":-1.560227,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":60093},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403452,"noise_level":-33.355240,"freq_skew":0.848742,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":817928},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.678749,"noise_level":-33.076824,"freq_skew":-0.993930,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":818833},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648683,"noise_level":-32.960182,"freq_skew":-0.082815,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"7","ack":"J","flight":"EC91RH","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":819009},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702368,"noise_level":-32.960182,"freq_skew":-3.525800,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":819224},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.095853,"noise_level":-33.831768,"freq_skew":0.839539,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":60979,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":819665},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002079,"noise_level":-33.746792,"freq_skew":-2.462786,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042063,"usec":825291},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782501,"noise_level":-33.333939,"freq_skew":-0.146998,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":81,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[60,197,219,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042064,"usec":575036},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.147879,"noise_level":-32.711670,"freq_skew":0.717204,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":44980,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,219,213,89]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042064,"usec":576634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713845,"noise_level":-32.831112,"freq_skew":1.770108,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042064,"usec":576817},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193157,"noise_level":-32.831112,"freq_skew":0.700885,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":46471,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042065,"usec":339072},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304156,"noise_level":-32.512249,"freq_skew":1.609499,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[150,55]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042065,"usec":342206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.240419,"noise_level":-32.623936,"freq_skew":-0.174448,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042066,"usec":105186},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406605,"noise_level":-32.771095,"freq_skew":1.324091,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370100017517366 343 345 324 321\r\n-1000 370110017517466 343 346 324 322\r\n-0500 370100017417366 341 343 323 322\r\n 3000 370090017517266 341 345 322 323\r\n+0500 370090017517366 341 344 322 322\r\n+1000 3701200"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042066,"usec":108045},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585573,"noise_level":-33.057243,"freq_skew":-0.802105,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":209,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[224,182,87,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042066,"usec":862937},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450746,"noise_level":-32.563816,"freq_skew":1.254413,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"C","sublabel":"DF","msg_text":"17417366 341 345 322 321\r\n+1500 370140017417366 341 344 323 322\r\n+2000 370180017417266 341 344 321 321\r\n+2500 370190017417266 340 344 321 320\r\n+3000 370170017417266 340 343 321 322\r\n+3500 370160017417266 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042067,"usec":625401},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707843,"noise_level":-31.848219,"freq_skew":-2.455208,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042067,"usec":628211},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401108,"noise_level":-31.613556,"freq_skew":0.591710,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":46471,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042067,"usec":630940},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960857,"noise_level":-31.320873,"freq_skew":0.285392,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[185,230,12,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042068,"usec":388917},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426766,"noise_level":-30.823719,"freq_skew":1.310821,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"D","sublabel":"DF","msg_text":"0 343 323 321\r\n+4000 370170017417266 340 345 320 320\r\n+4500 370160017417366 339 343 320 320\r\n+5000 370130017417266 339 343 321 320\r\n+5500 370140017417366 340 341 320 320\r\n+6000 370130017417366 341 343 320 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042068,"usec":389641},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148582,"noise_level":-31.405121,"freq_skew":3.456303,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":289,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[53,205,80,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042068,"usec":392359},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090417,"noise_level":-31.245152,"freq_skew":-3.460569,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042069,"usec":905791},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693496,"noise_level":-31.027775,"freq_skew":1.242781,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":155,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8393,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[150,144,183,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042070,"usec":677682},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809649,"noise_level":-29.898672,"freq_skew":-0.737212,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":210,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042070,"usec":682334},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039842,"noise_level":-29.737291,"freq_skew":-3.064260,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"_d","blk_id":"2","ack":"P","flight":"IB07SC","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042071,"usec":440344},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734185,"noise_level":-30.051769,"freq_skew":-0.041799,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":485,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042072,"usec":194669},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551515,"noise_level":-29.860111,"freq_skew":-3.155632,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"_d","blk_id":"3","ack":"Q","flight":"IB07SC","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042072,"usec":199706},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607584,"noise_level":-30.636671,"freq_skew":1.398511,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":155,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8393,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[150,144,183,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042072,"usec":968330},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406924,"noise_level":-29.819242,"freq_skew":1.333978,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"E","sublabel":"DF","msg_text":"20\r\n+6500 370120017417266 339 342 320 320\r\n+7000 370100017417366 340 343 320 321\r\n+7500 370110017417266 339 345 321 320\r\n+8000 370130017417266 341 342 320 320\r\n+8500 370150017417366 340 343 320 320\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042073,"usec":720410},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811913,"noise_level":-30.466764,"freq_skew":-1.671792,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"43","blk_id":"0","ack":"!","flight":"TP0835","msg_num":"M65","msg_num_seq":"A","msg_text":"PAXC "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042073,"usec":721538},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749203,"noise_level":-30.380245,"freq_skew":-0.924702,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":210,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042074,"usec":472799},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603682,"noise_level":-30.160450,"freq_skew":1.151209,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":43.900002,"lon":-3.900000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042074,"usec":472799},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.603682,"noise_level":-30.160450,"freq_skew":1.151209,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB07DW","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042074,"usec":472799},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.603682,"noise_level":-30.160450,"freq_skew":1.151209,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061015","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,98,13,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042075,"usec":240973},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763325,"noise_level":-29.487715,"freq_skew":-1.517062,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"1","ack":"R","flight":"TP0835","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042075,"usec":241295},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658316,"noise_level":-30.470173,"freq_skew":0.070919,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63905,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[232,249,223,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042075,"usec":242170},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035316,"noise_level":-31.042089,"freq_skew":-0.753681,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042075,"usec":242838},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574679,"noise_level":-30.949678,"freq_skew":1.234487,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042075,"usec":244186},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.182369,"noise_level":-30.827972,"freq_skew":2.919377,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8201,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[178,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042075,"usec":248470},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584765,"noise_level":-30.737801,"freq_skew":1.487868,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":7248,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042076,"usec":8509},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830647,"noise_level":-30.328943,"freq_skew":2.723368,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8201,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[228,31]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042076,"usec":9788},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554893,"noise_level":-30.187466,"freq_skew":2.474141,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"EPKK"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-7.200000},"alt":31000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042076,"usec":12209},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709364,"noise_level":-30.075922,"freq_skew":0.593232,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042076,"usec":763484},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371548,"noise_level":-30.358431,"freq_skew":2.445930,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZV","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"FR72KN","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042076,"usec":768792},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677484,"noise_level":-29.884964,"freq_skew":2.550238,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22141270","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,194,184,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":529239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731665,"noise_level":-29.697266,"freq_skew":2.852973,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":529686},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989781,"noise_level":-29.644375,"freq_skew":-1.686337,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":529772},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780881,"noise_level":-29.644375,"freq_skew":-1.031713,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEST"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-7.800000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":530331},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959666,"noise_level":-29.618050,"freq_skew":-0.609233,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NBA","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"VY88ZT","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":530331},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.959666,"noise_level":-29.618050,"freq_skew":-0.609233,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15060220","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,96,144,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":533207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329741,"noise_level":-29.461750,"freq_skew":-2.115695,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":533529},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113145,"noise_level":-29.435974,"freq_skew":-0.639556,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28343,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[17,189,107,226]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":14,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":533529},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.113145,"noise_level":-29.435974,"freq_skew":-0.639556,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44691,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,88,70,110]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042077,"usec":536204},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355283,"noise_level":-29.257637,"freq_skew":1.315629,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"F","sublabel":"DF","msg_text":"70140017417266 341 344 320 322\r\n-30 84 84 172 1700120096611\r\n-25 83 84 172 1700120096611\r\n-20 83 84 172 1700120096611\r\n-15 83 84 172 1700120096611\r\n-10 84 84 172 1690120096611\r\n-05 83 84 172 1690120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042078,"usec":288306},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491051,"noise_level":-29.157351,"freq_skew":2.740565,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042078,"usec":291633},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733672,"noise_level":-29.009058,"freq_skew":1.020566,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042078,"usec":293227},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797099,"noise_level":-28.935852,"freq_skew":2.352056,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042078,"usec":294826},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547043,"noise_level":-28.863256,"freq_skew":-0.016937,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":157,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28559,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[177,75,138,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":51604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027025,"noise_level":-28.602146,"freq_skew":-0.734864,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":52351},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.147842,"noise_level":-28.532276,"freq_skew":-0.553216,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":54883},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.624370,"noise_level":-28.371395,"freq_skew":-0.770045,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":56063},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.062535,"noise_level":-28.325974,"freq_skew":-0.839005,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":46536,"dst_ref":28343,"variable_part_params":[{"name":"atn_checksum","value":[59,230,178,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":56565},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371429,"noise_level":-28.303352,"freq_skew":0.685964,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2499,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[160,27,167,54]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":57530},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018390,"noise_level":-28.570698,"freq_skew":-0.938316,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44691,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[217,25,243,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":57678},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917014,"noise_level":-28.570698,"freq_skew":2.511055,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":60489},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253654,"noise_level":-28.697777,"freq_skew":1.169076,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"G","sublabel":"DF","msg_text":" 30 83 84 172 1690120096611\r\n+05 83 84 172 1690120096611\r\n+10 83 84 172 1690120096611\r\n+15 83 84 172 1690120106611\r\n+20 83 83 172 1690120096611\r\n+25 83 83 172 1690120096611\r\n+30 83 83 171 1690120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":61077},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920736,"noise_level":-29.196606,"freq_skew":-0.667576,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":815187},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442780,"noise_level":-29.072296,"freq_skew":1.496896,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7249,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28461,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042079,"usec":822319},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.084444,"noise_level":-28.709702,"freq_skew":0.852097,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":12,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[211,64]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042080,"usec":575259},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.297263,"noise_level":-29.222536,"freq_skew":0.904293,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[222,121,205,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042081,"usec":346162},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855704,"noise_level":-28.616312,"freq_skew":-1.706016,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"2","ack":"S","flight":"TP0835","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042081,"usec":350164},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589931,"noise_level":-28.476904,"freq_skew":1.497766,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042081,"usec":350916},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392200,"noise_level":-29.024523,"freq_skew":1.358927,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 171 1680120096611\r\n+40 83 83 171 1680120096611\r\n+45 83 83 171 1680120096611\r\n+50 83 83 171 1680120096611\r\n+55 83 84 171 1680120096611\r\n+60 83 84 171 1680120096611\r\n+65 83 84 171 1680120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042081,"usec":351938},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189001,"noise_level":-28.951185,"freq_skew":0.627334,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61005,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[228,11,122,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042082,"usec":94638},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394186,"noise_level":-28.782434,"freq_skew":1.929026,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8390,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[12,241,10,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042082,"usec":95468},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.181645,"noise_level":-29.179192,"freq_skew":-0.681547,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44691,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[47,229,38,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042082,"usec":96760},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117393,"noise_level":-29.079800,"freq_skew":0.807609,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2499,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[160,27,167,54]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042082,"usec":97001},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.191331,"noise_level":-29.475649,"freq_skew":-0.662059,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44691,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[95,91,254,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042082,"usec":100497},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.059447,"noise_level":-30.162573,"freq_skew":0.698799,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042082,"usec":862497},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665111,"noise_level":-30.408562,"freq_skew":1.208490,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3659,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042082,"usec":865260},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571200,"noise_level":-30.181240,"freq_skew":-0.155372,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042082,"usec":872352},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186994,"noise_level":-30.659906,"freq_skew":0.654237,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042083,"usec":622638},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160518,"noise_level":-30.600838,"freq_skew":-0.691779,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042083,"usec":625252},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568078,"noise_level":-30.368498,"freq_skew":0.932814,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[222,121,205,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042083,"usec":634196},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705518,"noise_level":-30.003721,"freq_skew":2.742807,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8201,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[16,159]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042084,"usec":383922},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908495,"noise_level":-29.706596,"freq_skew":-1.467928,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"5","ack":"V","flight":"TP0835","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042084,"usec":384086},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616767,"noise_level":-29.706596,"freq_skew":1.112618,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1763,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042084,"usec":384184},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142145,"noise_level":-29.706596,"freq_skew":0.662678,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":47008,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042084,"usec":385590},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574938,"noise_level":-30.066780,"freq_skew":2.612489,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28537,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[64,247]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":42}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042084,"usec":385882},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473460,"noise_level":-30.039143,"freq_skew":1.020033,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042085,"usec":145299},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531013,"noise_level":-29.530125,"freq_skew":1.394791,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 171 1680120096611\r\n+40 83 83 171 1680120096611\r\n+45 83 83 171 1680120096611\r\n+50 83 83 171 1680120096611\r\n+55 83 84 171 1680120096611\r\n+60 83 84 171 1680120096611\r\n+65 83 84 171 1680120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042085,"usec":149517},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747991,"noise_level":-29.375389,"freq_skew":1.507021,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042085,"usec":151188},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989962,"noise_level":-29.248514,"freq_skew":2.769829,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225,1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042085,"usec":909238},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.322084,"noise_level":-29.123466,"freq_skew":-0.670590,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042085,"usec":910937},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.428951,"noise_level":-28.975746,"freq_skew":2.833467,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63763,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[167,169]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042085,"usec":911659},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379881,"noise_level":-28.927059,"freq_skew":0.610054,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4008,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042085,"usec":912924},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.262561,"noise_level":-29.902283,"freq_skew":2.858016,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042085,"usec":918899},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149416,"noise_level":-29.582329,"freq_skew":0.600094,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042086,"usec":663024},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693442,"noise_level":-30.184223,"freq_skew":2.907285,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042086,"usec":664323},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510228,"noise_level":-30.072718,"freq_skew":1.320247,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 171 1680120096611\r\n+75 83 84 171 1680120096611\r\n+80 83 84 171 1680120096611\r\n+85 83 84 171 1680120096611\r\n+90 83 84 171 1680120096611\r\n-30 70 71 22 24-079700 -548ER\r\n-25 70 71 22 24-079700 -548ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042086,"usec":665504},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864707,"noise_level":-29.990017,"freq_skew":2.680967,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28541,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[148,172]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":44}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042086,"usec":669139},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.226332,"noise_level":-29.693354,"freq_skew":2.871535,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":18,"dst_ref":8201,"variable_part_params":[{"name":"checksum","value":[249,59]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042087,"usec":429169},"freq":136975000,"burst_len_octets":128,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606235,"noise_level":-29.535709,"freq_skew":-1.267455,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-GDFS","mode":"2","label":"80","blk_id":"4","ack":"!","flight":"LS05RK","msg_num":"M90","msg_num_seq":"A","msg_text":"3701 INRANG 05RK/26 EGNM/LPFR .G-GDFS\r\n/ETA 1954/ERT 1957\r\n171+4 1R 2S 1D\r\nFUEL 9.3T"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042087,"usec":430017},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299603,"noise_level":-29.483788,"freq_skew":0.862789,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":47092,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042087,"usec":430641},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.512985,"noise_level":-29.457943,"freq_skew":2.827873,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8198,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":29,"dst_ref":63763,"variable_part_params":[{"name":"checksum","value":[156,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042087,"usec":431273},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617315,"noise_level":-29.406487,"freq_skew":0.602489,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042087,"usec":432504},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.381490,"noise_level":-30.086287,"freq_skew":2.758984,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[191,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042087,"usec":433385},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428502,"noise_level":-30.003460,"freq_skew":1.612501,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"FR69XZ","msg_num":"M06","msg_num_seq":"A","msg_text":"191445,,2009, 114,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":199662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.003172,"noise_level":-29.470585,"freq_skew":0.744321,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":201225},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805075,"noise_level":-29.527597,"freq_skew":1.386811,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":202718},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542252,"noise_level":-30.322006,"freq_skew":2.291585,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2485,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28454,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":203615},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.691319,"noise_level":-30.265181,"freq_skew":2.900440,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8199,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28541,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[171,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":959010},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243881,"noise_level":-29.877502,"freq_skew":0.701654,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":960608},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547057,"noise_level":-29.769842,"freq_skew":-2.213625,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":963651},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742837,"noise_level":-30.198900,"freq_skew":-1.132653,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":964182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895570,"noise_level":-30.182003,"freq_skew":1.244004,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":964359},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.327394,"noise_level":-30.182003,"freq_skew":2.974263,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042088,"usec":965100},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786581,"noise_level":-30.098263,"freq_skew":2.483859,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4969,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[192,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042089,"usec":719560},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211223,"noise_level":-29.717804,"freq_skew":0.793400,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042089,"usec":720793},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.118562,"noise_level":-29.638401,"freq_skew":0.590002,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042089,"usec":729737},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899714,"noise_level":-29.404457,"freq_skew":2.150719,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042089,"usec":730286},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753120,"noise_level":-29.378849,"freq_skew":2.468830,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-7.400000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042089,"usec":730286},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.753120,"noise_level":-29.378849,"freq_skew":2.468830,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U284MA","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042089,"usec":730286},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.753120,"noise_level":-29.378849,"freq_skew":2.468830,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20060465","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,97,53,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042090,"usec":477137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604029,"noise_level":-29.327854,"freq_skew":1.730229,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042090,"usec":477250},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467640,"noise_level":-29.327854,"freq_skew":1.217661,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"J","sublabel":"DF","msg_text":"0 71 22 24-079700 -548ER\r\n-15 70 71 22 24-079800 -548ER\r\n-10 70 71 22 24-079600 -545ER\r\n-05 69 70 23 24-079600 -548ER\r\n 30 69 70 22 23-079700 -548ER\r\n+05 69 70 22 24-079700 -548ER\r\n+10 69 70 22 24-079700 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042090,"usec":482748},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606177,"noise_level":-28.979052,"freq_skew":2.503713,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042090,"usec":483549},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.043777,"noise_level":-28.954662,"freq_skew":0.759499,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042091,"usec":243673},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708367,"noise_level":-28.690834,"freq_skew":2.407067,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U284MA","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042091,"usec":244043},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540854,"noise_level":-28.667242,"freq_skew":2.400338,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPI","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"FR01GZ","msg_num":"M95","msg_num_seq":"A","msg_text":"191448,,2111, 149,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042091,"usec":244313},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230292,"noise_level":-29.446301,"freq_skew":0.844518,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20060465","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042092,"usec":5097},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421105,"noise_level":-28.897079,"freq_skew":1.263944,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"K","sublabel":"DF","msg_text":"48ER\r\n+15 69 70 22 24-079600 -548ER\r\n+20 69 70 22 23-079500 -548ER\r\n+25 69 70 22 24-079500 -548ER\r\n+30 69 69 23 24-079500 -548ER\r\n+35 69 69 22 24-079500 -548ER\r\n+40 69 70 22 24-079600 -550ER\r\n+45 69 70 22 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042093,"usec":535345},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614807,"noise_level":-28.377548,"freq_skew":1.275040,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"IB07DW","msg_num":"D25","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001424,1,1,TB000000/REP033,00,00,1/POSDMU,191441, 43.964,-  3.952,  4209,350\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042093,"usec":536768},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484518,"noise_level":-28.286873,"freq_skew":1.309313,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"L","sublabel":"DF","msg_text":"3-079500 -548ER\r\n+50 70 70 23 23-079500 -548ER\r\n+55 69 70 22 23-079300 -548ER\r\n+60 69 70 22 23-079300 -548ER\r\n+65 69 70 22 23-079200 -548ER\r\n+70 70 70 22 23-079200 -548ER\r\n+75 70 70 22 23-079100 -548ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042094,"usec":287896},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841712,"noise_level":-27.824633,"freq_skew":1.253821,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042094,"usec":291138},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681322,"noise_level":-27.676231,"freq_skew":1.350488,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":814,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":53446},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536143,"noise_level":-28.551350,"freq_skew":1.414406,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"EPPO"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-1.400000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":58539},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261308,"noise_level":-28.276760,"freq_skew":0.732911,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":61811},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501340,"noise_level":-29.054821,"freq_skew":1.129151,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D85","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191230\r\n 217 86960A10760A115BCG3A-L200-0002\r\n-3000 370180017517466 343 346 323 323\r\n-2500 370140017517466 342 347 322 323\r\n-2000 370100017517366 342 346 323 322\r\n-1500 370100017517366 343 345 324 321\r\n-1000 370110017517466 343 346 324 322\r\n-0500 370100017417366 341 343 323 322\r\n 3000 370090017517266 341 345 322 323\r\n+0500 370090017517366 341 344 322 322\r\n+1000 370120017417366 341 345 322 321\r\n+1500 370140017417366 341 344 323 322\r\n+2000 370180017417266 341 344 321 321\r\n+2500 370190017417266 340 344 321 320\r\n+3000 370170017417266 340 343 321 322\r\n+3500 370160017417266 340 343 323 321\r\n+4000 370170017417266 340 345 320 320\r\n+4500 370160017417366 339 343 320 320\r\n+5000 370130017417266 339 343 321 320\r\n+5500 370140017417366 340 341 320 320\r\n+6000 370130017417366 341 343 320 320\r\n+6500 370120017417266 339 342 320 320\r\n+7000 370100017417366 340 343 320 321\r\n+7500 370110017417266 339 345 321 320\r\n+8000 370130017417266 341 342 320 320\r\n+8500 370150017417366 340 343 320 320\r\n+9000 370140017417266 341 344 320 322\r\n-30 84 84 172 1700120096611\r\n-25 83 84 172 1700120096611\r\n-20 83 84 172 1700120096611\r\n-15 83 84 172 1700120096611\r\n-10 84 84 172 1690120096611\r\n-05 83 84 172 1690120096611\r\n 30 83 84 172 1690120096611\r\n+05 83 84 172 1690120096611\r\n+10 83 84 172 1690120096611\r\n+15 83 84 172 1690120106611\r\n+20 83 83 172 1690120096611\r\n+25 83 83 172 1690120096611\r\n+30 83 83 171 1690120096611\r\n+35 83 83 171 1680120096611\r\n+40 83 83 171 1680120096611\r\n+45 83 83 171 1680120096611\r\n+50 83 83 171 1680120096611\r\n+55 83 84 171 1680120096611\r\n+60 83 84 171 1680120096611\r\n+65 83 84 171 1680120096611\r\n+70 83 84 171 1680120096611\r\n+75 83 84 171 1680120096611\r\n+80 83 84 171 1680120096611\r\n+85 83 84 171 1680120096611\r\n+90 83 84 171 1680120096611\r\n-30 70 71 22 24-079700 -548ER\r\n-25 70 71 22 24-079700 -548ER\r\n-20 70 71 22 24-079700 -548ER\r\n-15 70 71 22 24-079800 -548ER\r\n-10 70 71 22 24-079600 -545ER\r\n-05 69 70 23 24-079600 -548ER\r\n 30 69 70 22 23-079700 -548ER\r\n+05 69 70 22 24-079700 -548ER\r\n+10 69 70 22 24-079700 -548ER\r\n+15 69 70 22 24-079600 -548ER\r\n+20 69 70 22 23-079500 -548ER\r\n+25 69 70 22 24-079500 -548ER\r\n+30 69 69 23 24-079500 -548ER\r\n+35 69 69 22 24-079500 -548ER\r\n+40 69 70 22 24-079600 -550ER\r\n+45 69 70 22 23-079500 -548ER\r\n+50 70 70 23 23-079500 -548ER\r\n+55 69 70 22 23-079300 -548ER\r\n+60 69 70 22 23-079300 -548ER\r\n+65 69 70 22 23-079200 -548ER\r\n+70 70 70 22 23-079200 -548ER\r\n+75 70 70 22 23-079100 -548ER\r\n+80 70 70 22 23-079100 -548ER\r\n+85 69 70 22 23-079000 -548ER\r\n+90 69 70 22 23-079100 -548ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":812236},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513173,"noise_level":-29.191368,"freq_skew":1.470428,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZA","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR03XD","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":816854},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954339,"noise_level":-28.896139,"freq_skew":1.117921,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28381,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[172,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":817564},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099981,"noise_level":-28.847895,"freq_skew":2.364767,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":817710},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457563,"noise_level":-28.847895,"freq_skew":1.308119,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22141240","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,194,160,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":818262},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358455,"noise_level":-29.644646,"freq_skew":1.289101,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042095,"usec":819417},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295361,"noise_level":-29.565907,"freq_skew":2.337264,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042096,"usec":571742},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254292,"noise_level":-29.462017,"freq_skew":0.692430,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":1,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[33,240]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042096,"usec":573302},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568689,"noise_level":-29.333881,"freq_skew":1.381447,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28390,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[104,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042097,"usec":336293},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697212,"noise_level":-28.767643,"freq_skew":0.549055,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042097,"usec":336880},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697272,"noise_level":-28.720104,"freq_skew":2.377947,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZV","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"FR72KN","msg_num":"M77","msg_num_seq":"A","msg_text":"191455,31571,2231, 234,N 39.538 W  7.168"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042098,"usec":103775},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752233,"noise_level":-28.144524,"freq_skew":2.061987,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":584,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[207,150,192,109]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8360,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[39,195,236,6]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042098,"usec":860293},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195800,"noise_level":-27.796635,"freq_skew":0.833475,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":1,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[33,240]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042098,"usec":860950},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690268,"noise_level":-28.107132,"freq_skew":1.307744,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[137,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042098,"usec":862724},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717581,"noise_level":-27.997383,"freq_skew":2.314039,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042099,"usec":620479},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.268959,"noise_level":-27.628464,"freq_skew":2.045590,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042099,"usec":620901},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295272,"noise_level":-27.607584,"freq_skew":0.698033,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042099,"usec":622804},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557192,"noise_level":-27.483351,"freq_skew":2.307564,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":585,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":69,"dst_ref":28579,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[113,10,204,189]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042100,"usec":387043},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321463,"noise_level":-27.160492,"freq_skew":2.297196,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":823,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042100,"usec":388327},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938589,"noise_level":-27.827419,"freq_skew":1.112201,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042100,"usec":394398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493857,"noise_level":-27.450705,"freq_skew":2.303826,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042101,"usec":147024},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505563,"noise_level":-27.409840,"freq_skew":1.966810,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"8S","blk_id":"2","ack":"!","flight":"EC47NL","msg_num":"M95","msg_num_seq":"A","msg_text":"LFLL,2049,N,Y,N,--,2,--\r\n\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042101,"usec":148429},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840652,"noise_level":-27.308506,"freq_skew":-1.744811,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[85,6,93,140]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28409,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,55,7,96]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":14,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042101,"usec":148806},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904053,"noise_level":-27.288382,"freq_skew":1.551634,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[7,211,218,42]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042101,"usec":152582},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198824,"noise_level":-27.030909,"freq_skew":0.649956,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042101,"usec":909744},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536791,"noise_level":-26.724150,"freq_skew":0.659088,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042101,"usec":912213},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919981,"noise_level":-26.866405,"freq_skew":-1.583852,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":62,"dst_ref":8442,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[148,169,127,253]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042102,"usec":667047},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.465474,"noise_level":-26.714552,"freq_skew":1.308309,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042102,"usec":669819},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653415,"noise_level":-26.565304,"freq_skew":1.961522,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042102,"usec":672467},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786947,"noise_level":-27.377672,"freq_skew":2.448003,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042102,"usec":674233},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633456,"noise_level":-27.337147,"freq_skew":1.616581,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":38.700001,"lon":-3.600000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042102,"usec":674367},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420018,"noise_level":-27.337147,"freq_skew":0.714600,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45053,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":16,"variable_part_params":[{"name":"checksum","value":[254,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042103,"usec":436497},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.182685,"noise_level":-27.605133,"freq_skew":-1.745183,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042103,"usec":437486},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359343,"noise_level":-27.542810,"freq_skew":1.715181,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"U298TL","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042103,"usec":439484},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629447,"noise_level":-27.439926,"freq_skew":-1.212276,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042103,"usec":441068},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030899,"noise_level":-27.358484,"freq_skew":1.657840,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20007024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,14,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042103,"usec":441994},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486053,"noise_level":-27.297901,"freq_skew":1.366150,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[164,71]},{"name":"flow_control","value":{"acked_tpdu_nr":16,"acked_subseq":0,"acked_credit":11}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042104,"usec":198742},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341343,"noise_level":-27.669933,"freq_skew":0.566597,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042104,"usec":954844},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177508,"noise_level":-27.717779,"freq_skew":0.671384,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042104,"usec":955453},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.223323,"noise_level":-27.675638,"freq_skew":1.516061,"avlc":{"src":{"addr":"4D21EF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2376,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042104,"usec":955560},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902704,"noise_level":-27.654648,"freq_skew":1.555399,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042104,"usec":958851},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496964,"noise_level":-27.467957,"freq_skew":1.686277,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,37,232,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042105,"usec":729950},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994584,"noise_level":-26.927624,"freq_skew":-0.587503,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":50,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28484,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[11,0,114,240]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042105,"usec":731643},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723806,"noise_level":-26.908360,"freq_skew":1.604914,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042106,"usec":491088},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.098719,"noise_level":-26.643070,"freq_skew":0.711781,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC7B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45056,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[24,163,239,148]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042107,"usec":243811},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963387,"noise_level":-26.960447,"freq_skew":-0.003836,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":446,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[31,94,206,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042107,"usec":244104},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802779,"noise_level":-26.941111,"freq_skew":0.229845,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[146,154,54,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042107,"usec":245801},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458200,"noise_level":-26.825991,"freq_skew":0.353891,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":645,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042107,"usec":247553},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.108201,"noise_level":-27.330856,"freq_skew":-0.499473,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042107,"usec":248398},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.997549,"noise_level":-27.310678,"freq_skew":0.580064,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042107,"usec":251489},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294810,"noise_level":-28.134533,"freq_skew":0.593979,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45060,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":54,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,161,103,69]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":6}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":2180},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865453,"noise_level":-28.068310,"freq_skew":2.580566,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28541,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[167,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":2726},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562767,"noise_level":-28.024437,"freq_skew":2.507738,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"8E","blk_id":"3","ack":"!","flight":"U284MA","msg_num":"M92","msg_num_seq":"A","msg_text":"LPPR,1944"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":3157},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593980,"noise_level":-28.081787,"freq_skew":-1.188493,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[8,113,139,103]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28463,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[167,250,145,36]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":3770},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882604,"noise_level":-29.101460,"freq_skew":0.241431,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.600002,"lon":-4.100000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":3770},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.882604,"noise_level":-29.101460,"freq_skew":0.241431,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"TP067U","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":3770},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.882604,"noise_level":-29.101460,"freq_skew":0.241431,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251302","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":4012},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209430,"noise_level":-29.076729,"freq_skew":0.663319,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":47683,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":7058},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561509,"noise_level":-28.881363,"freq_skew":-0.619343,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EKCH"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-5.900000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":7058},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.561509,"noise_level":-28.881363,"freq_skew":-0.619343,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-SIL","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"SK2802","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":7519},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275561,"noise_level":-28.857250,"freq_skew":0.658491,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45061,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[193,70,166,32]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":767193},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776455,"noise_level":-28.761456,"freq_skew":0.653516,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":771392},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616554,"noise_level":-29.235397,"freq_skew":0.625171,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":773870},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690931,"noise_level":-29.110535,"freq_skew":0.120291,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042108,"usec":774734},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766583,"noise_level":-29.061089,"freq_skew":2.063654,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042109,"usec":526545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739536,"noise_level":-29.501345,"freq_skew":-0.664897,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042109,"usec":527584},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880079,"noise_level":-29.687140,"freq_skew":0.227968,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[84,70,124,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042109,"usec":527858},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388301,"noise_level":-30.191877,"freq_skew":1.986299,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5975,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042109,"usec":529703},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776009,"noise_level":-30.727873,"freq_skew":-3.228796,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":34,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[168,240,21,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042109,"usec":533446},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827403,"noise_level":-31.087898,"freq_skew":2.840729,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042109,"usec":536152},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536180,"noise_level":-30.933617,"freq_skew":0.716359,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042109,"usec":536416},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.473560,"noise_level":-30.933617,"freq_skew":0.118759,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042110,"usec":289672},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.306273,"noise_level":-30.842344,"freq_skew":0.060906,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":446,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[31,94,206,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042110,"usec":291502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580366,"noise_level":-30.692327,"freq_skew":0.596552,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042110,"usec":292699},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952799,"noise_level":-31.259941,"freq_skew":0.049947,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[146,154,54,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042110,"usec":295757},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.155570,"noise_level":-31.071472,"freq_skew":0.791947,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45066,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":55,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[33,253,188,14]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.980000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042110,"usec":299078},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249341,"noise_level":-30.887005,"freq_skew":0.592571,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45061,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[193,70,166,32]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042110,"usec":299751},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576155,"noise_level":-30.887005,"freq_skew":-1.102036,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[8,113,139,103]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28463,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[167,250,145,36]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":49143},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878386,"noise_level":-31.723116,"freq_skew":2.525962,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":456,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":49573},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770467,"noise_level":-31.689686,"freq_skew":-3.253538,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":54062},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066490,"noise_level":-31.942598,"freq_skew":-1.228638,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":54148},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715686,"noise_level":-31.942598,"freq_skew":1.865124,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[90,211,104,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":54367},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592916,"noise_level":-31.908314,"freq_skew":0.320361,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":607,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":55287},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310895,"noise_level":-31.806269,"freq_skew":0.756102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":55377},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.326077,"noise_level":-31.806269,"freq_skew":1.198730,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"5U","blk_id":"1","ack":"!","flight":"U22069","msg_num":"M14","msg_num_seq":"A","msg_text":" CDG  AMS-FT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":809431},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266938,"noise_level":-31.705408,"freq_skew":0.654510,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":811953},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319292,"noise_level":-31.442032,"freq_skew":0.661983,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":815780},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853167,"noise_level":-31.313282,"freq_skew":-0.435420,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":752,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[62,167,128,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":815871},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.577794,"noise_level":-31.313282,"freq_skew":0.660127,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042111,"usec":815937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201998,"noise_level":-31.985714,"freq_skew":0.681591,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042112,"usec":581199},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.280468,"noise_level":-31.225922,"freq_skew":2.355929,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042112,"usec":582555},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699204,"noise_level":-31.069191,"freq_skew":1.504092,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042112,"usec":582811},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-9.548195,"noise_level":-31.038181,"freq_skew":1.755176,"avlc":{"src":{"addr":"4D21EF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042112,"usec":584119},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511477,"noise_level":-30.915237,"freq_skew":2.244015,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":824,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63811,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[90,126,232,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042112,"usec":584195},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761583,"noise_level":-30.915237,"freq_skew":0.383062,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"A","sublabel":"DF","msg_text":"A321,019372,1,1,TB000000/REP003,64,01,1/CCHB-JPF,OCT26,190610,LEMD,LSZH,0057/C0SW060053730012/C151,62804,4000,57,0010,0,0100,57,X/CE0055,22159,298,675,7618,242,W22073/C21020420-2-121/C35003088/C45321231-23/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042113,"usec":337750},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.341045,"noise_level":-30.763966,"freq_skew":0.123411,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":446,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[31,94,206,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042113,"usec":338179},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888089,"noise_level":-30.734024,"freq_skew":-0.450613,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042113,"usec":338650},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780312,"noise_level":-31.835957,"freq_skew":0.506133,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[169,241,89,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042113,"usec":342950},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364567,"noise_level":-31.503094,"freq_skew":2.558409,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"_d","blk_id":"1","ack":"R","flight":"E90868","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042113,"usec":343913},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194030,"noise_level":-31.405674,"freq_skew":0.605157,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45066,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":55,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[33,253,188,14]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.980000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":96974},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692961,"noise_level":-31.223984,"freq_skew":2.619215,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"B6","blk_id":"2","ack":"!","flight":"E90868","msg_num":"J86","msg_num_seq":"A","msg_text":"/SMACAYA.DIS.EC-NGY80F54D","arinc622":{"msg_type":"adsc_disconnect_request","crc_ok":true,"gs_addr":"SMACAYA","air_addr":".EC-NGY","adsc":{"tags":[{"reason":{"reason_code":8}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":98439},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111205,"noise_level":-31.256323,"freq_skew":0.593494,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":98630},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820761,"noise_level":-31.256323,"freq_skew":-2.797074,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[227,27,69,224]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28396,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[203,216,174,178]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":98772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885973,"noise_level":-32.333847,"freq_skew":0.503391,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":99664},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767995,"noise_level":-32.262276,"freq_skew":-0.084164,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-7.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":99664},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.767995,"noise_level":-32.262276,"freq_skew":-0.084164,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"TP055E","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":100863},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855265,"noise_level":-33.008484,"freq_skew":-0.113842,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250511","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":102084},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651945,"noise_level":-32.892746,"freq_skew":0.336422,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"B","sublabel":"DF","msg_text":"C55321160-07/C61020420-3-121/C73PXAU00759/C85321231-23/C95321160-07/EE801737,03797,02280,22033,298,672,527/EC801738,03797,02280/F10014,0073,0041,0058/G10015,0073,0039/H109298,09268,09449,09272,09338,07981/I"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":858596},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083128,"noise_level":-32.665802,"freq_skew":0.756341,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45071,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[204,31,83,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042114,"usec":861747},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269142,"noise_level":-32.300266,"freq_skew":0.663909,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042115,"usec":623865},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017243,"noise_level":-31.983940,"freq_skew":-3.107171,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042115,"usec":625695},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471069,"noise_level":-31.779278,"freq_skew":0.124335,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LVP","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"VY73WA","msg_num":"M53","msg_num_seq":"A","msg_text":"191512,33646,1953,  78,N 41.120 W  1.222, 735"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042115,"usec":626831},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301153,"noise_level":-31.645470,"freq_skew":1.680612,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":385,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042115,"usec":629447},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890665,"noise_level":-31.481054,"freq_skew":1.603552,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042115,"usec":631094},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217105,"noise_level":-32.479023,"freq_skew":2.536598,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042115,"usec":631548},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.037450,"noise_level":-32.765381,"freq_skew":0.644952,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042116,"usec":401165},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640029,"noise_level":-31.971933,"freq_skew":0.448996,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"C","sublabel":"DF","msg_text":"109307,09266,09459,09272,09345,07983/J109458,09523,5187,05293,05255,5249/K109458,09512,5168,05363,05328,0000/L10064,1096,0054,0028,0010,0007,008/M10064,1076,0042,0036,0008,0004,005/N10025,09297,N172,0050,18"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":145791},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495403,"noise_level":-32.126766,"freq_skew":1.504626,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":151137},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559711,"noise_level":-31.582764,"freq_skew":0.067010,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"TP055E","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":152820},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821389,"noise_level":-31.451923,"freq_skew":0.060391,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250511","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":153047},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817546,"noise_level":-31.419518,"freq_skew":0.314126,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":911504},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233459,"noise_level":-31.323025,"freq_skew":0.601148,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22250511","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":914321},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067888,"noise_level":-31.070831,"freq_skew":0.593673,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":915135},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391998,"noise_level":-31.741718,"freq_skew":0.373329,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[150,190,37,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":915265},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001855,"noise_level":-31.741718,"freq_skew":1.852727,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":917909},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744033,"noise_level":-31.641600,"freq_skew":1.353389,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":815,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":919667},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618830,"noise_level":-32.502304,"freq_skew":-2.934395,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28396,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,125,235,117]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042117,"usec":919804},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957407,"noise_level":-32.502304,"freq_skew":-0.188888,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042118,"usec":670890},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699669,"noise_level":-32.456604,"freq_skew":0.491685,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"D","sublabel":"DF","msg_text":"0,0671,016/O10024,09306,N172,0079,161,0672,017/P16182,338331,128,18189,0958,02402,032/Q16252,335443,133,18582,0951,02406,017/R10000,0001,0000,0000,0001,0001,0005/S10000,0001,0000,0001,0001,0001,0004/T10066,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042118,"usec":673053},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303305,"noise_level":-32.827202,"freq_skew":0.678823,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45080,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[34,235,133,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042118,"usec":679698},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529953,"noise_level":-32.346321,"freq_skew":0.398372,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":669,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[118,202,227,193]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28532,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,191,246,78]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042119,"usec":433864},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202604,"noise_level":-32.186474,"freq_skew":0.642652,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45082,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":55,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[104,172,85,214]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042119,"usec":434120},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.017208,"noise_level":-32.186474,"freq_skew":0.648401,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,69,87,76,0,77,36,20,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":39121,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8483,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[127,237,78,43]},{"name":"checksum","value":[123,108]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042119,"usec":434611},"freq":136975000,"burst_len_octets":43,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484042,"noise_level":-32.852947,"freq_skew":0.644871,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,69,87,76,0,77,36,20,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":39121,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8483,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[127,237,78,43]},{"name":"checksum","value":[123,108]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042119,"usec":436354},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683640,"noise_level":-33.338428,"freq_skew":-2.861695,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042119,"usec":436746},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.791385,"noise_level":-33.258121,"freq_skew":1.296815,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"3","ack":"Q","flight":"U22069","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":194257},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.012751,"noise_level":-32.829231,"freq_skew":0.619653,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,60,175,84]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":197924},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049231,"noise_level":-32.530098,"freq_skew":-2.875234,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":198646},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701788,"noise_level":-32.493420,"freq_skew":0.239830,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"E","sublabel":"DF","msg_text":"0843,0786,1656,0175,0057,4715/U10063,0844,0689,1658,0168,6312,5938/V123592,08404,00004,062,09321,1169/W123441,08371,00003,062,09289,1168/X10688,0101,0018,0056,00371,0089/Y10691,0101,0020,0054,00372,0066/Z10"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":200203},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611754,"noise_level":-32.348244,"freq_skew":-3.091591,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[87,186,64,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":958431},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603396,"noise_level":-32.637459,"freq_skew":1.375377,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":815,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":958899},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843848,"noise_level":-32.563351,"freq_skew":-1.229125,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":960953},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529084,"noise_level":-32.344746,"freq_skew":-0.513072,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":51,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[15,218,161,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":963794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.010526,"noise_level":-32.061581,"freq_skew":0.589561,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042120,"usec":969149},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269069,"noise_level":-31.821159,"freq_skew":0.586097,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":48048,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042121,"usec":716810},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836805,"noise_level":-31.663155,"freq_skew":1.423018,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042121,"usec":718684},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.728554,"noise_level":-31.493132,"freq_skew":1.866356,"avlc":{"src":{"addr":"4D21EF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63816,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[41,184]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042122,"usec":482078},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163859,"noise_level":-30.924984,"freq_skew":0.767586,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042122,"usec":483844},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834151,"noise_level":-30.743568,"freq_skew":2.347804,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-7.100000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042122,"usec":484251},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600610,"noise_level":-30.713699,"freq_skew":2.301033,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IUC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"EC45DT","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042122,"usec":484251},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.600610,"noise_level":-30.713699,"freq_skew":2.301033,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21002045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,4,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042123,"usec":240820},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.107066,"noise_level":-30.478361,"freq_skew":0.741011,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21002045","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042123,"usec":247339},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.249307,"noise_level":-29.943733,"freq_skew":1.336061,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"4","ack":"R","flight":"U22069","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":11201},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.157633,"noise_level":-29.648619,"freq_skew":0.615129,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IUC","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":11750},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515074,"noise_level":-29.906963,"freq_skew":2.398549,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4128,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":12805},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820130,"noise_level":-30.480007,"freq_skew":2.219619,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":14055},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.015943,"noise_level":-30.364666,"freq_skew":0.796057,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21002045","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":759868},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.192829,"noise_level":-30.828102,"freq_skew":0.686003,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406135","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":48048,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":760762},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633770,"noise_level":-30.992203,"freq_skew":1.509493,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[246,94,77,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":761305},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478017,"noise_level":-30.930836,"freq_skew":0.113463,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-7.200000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":761305},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.478017,"noise_level":-30.930836,"freq_skew":0.113463,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"EC91RH","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":761502},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570507,"noise_level":-30.930836,"freq_skew":-0.190633,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,54,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":763878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811349,"noise_level":-31.068174,"freq_skew":2.059994,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042124,"usec":766597},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750768,"noise_level":-30.853422,"freq_skew":0.203395,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"F","sublabel":"DF","msg_text":"227,0001,039,1020,00000,00000/1F0224,0001,038,1003,00000,00000/1G0247,0846,0782,000,002,008,N075/1H0248,0836,0783,000,001,006,N071/1J0603,00843,0215,N300,0000,000,006/1K0610,00844,0196,N300,0000,000,005/1L0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042125,"usec":527856},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859197,"noise_level":-30.889711,"freq_skew":-1.992619,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":216,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":59,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042125,"usec":530277},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039079,"noise_level":-30.679272,"freq_skew":-2.290535,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":229,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042125,"usec":530946},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923267,"noise_level":-30.868317,"freq_skew":2.471062,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042125,"usec":533366},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818150,"noise_level":-30.717852,"freq_skew":1.733263,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042125,"usec":534943},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574070,"noise_level":-30.894798,"freq_skew":-0.085652,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042126,"usec":297455},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678406,"noise_level":-30.902336,"freq_skew":0.221401,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"G","sublabel":"DF","msg_text":"0000,00000,00000,00000,0176,0006/1M00000,00000,00000,00000,0167,0004/1N0005,0003,00000,00000,00000,04475/1O0005,0003,00000,00000,00000,04363/1P0603,671/1Q0610,671/1R22280,184A2,042C0,00000,00040,00000/1S222"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042127,"usec":47377},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737053,"noise_level":-30.885250,"freq_skew":0.022553,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042127,"usec":48222},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.561251,"noise_level":-31.334206,"freq_skew":1.592726,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"4","ack":"R","flight":"U22069","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042127,"usec":51769},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618244,"noise_level":-31.019691,"freq_skew":2.532274,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042127,"usec":52148},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205650,"noise_level":-31.785030,"freq_skew":0.806080,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":48231,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042127,"usec":817490},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623438,"noise_level":-31.104029,"freq_skew":2.470896,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4970,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042127,"usec":821391},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.954742,"noise_level":-30.980156,"freq_skew":0.689143,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61074,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,216,219,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042127,"usec":823068},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654818,"noise_level":-30.827759,"freq_skew":0.288762,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"H","sublabel":"DF","msg_text":"80,186A2,042C0,00000,00040,00000/1T00000,0000C,04000,10021,1F7C0,10000/1U00000,0000C,04000,10021,1F340,10000/1V00000,00000,XXXXX,00000,08000,00000/1W00000,00000,XXXXX,00000,08000,00000/1X40000,XXXXX,XXXXX,0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042128,"usec":583891},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736350,"noise_level":-30.618797,"freq_skew":-0.624377,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":52,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28484,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[126,159,109,224]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28484,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[185,15,128,8]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042129,"usec":334232},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744256,"noise_level":-30.644474,"freq_skew":0.256155,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"I","sublabel":"DF","msg_text":"0000,00000,XXXXX/1Y00000,XXXXX,XXXXX,00000,00000,XXXXX/1Z00041,40080,00000,00000,XXXXX,XXXXX/AA00041,40080,00000,00000,XXXXX,XXXXX/AB00600,30004,00004,00000,011B4,08B00/AC00600,30000,00004,00000,011B6,08B00"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042129,"usec":335716},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783817,"noise_level":-30.526943,"freq_skew":0.999310,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":220,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042129,"usec":338602},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864561,"noise_level":-30.325012,"freq_skew":-0.749925,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042129,"usec":340506},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505494,"noise_level":-30.155590,"freq_skew":1.436201,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[140,191,15,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":106817},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469877,"noise_level":-29.880362,"freq_skew":1.600021,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[105,171,35,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":107168},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.023247,"noise_level":-29.853313,"freq_skew":0.830835,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":111734},"freq":136975000,"burst_len_octets":114,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550511,"noise_level":-30.279327,"freq_skew":0.165784,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JPF","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"LX057Z","msg_num":"D63","msg_num_seq":"J","sublabel":"DF","msg_text":"A321,019372,1,1,TB000000/REP003,64,01,1/CCHB-JPF,OCT26,190610,LEMD,LSZH,0057/C0SW060053730012/C151,62804,4000,57,0010,0,0100,57,X/CE0055,22159,298,675,7618,242,W22073/C21020420-2-121/C35003088/C45321231-23/C55321160-07/C61020420-3-121/C73PXAU00759/C85321231-23/C95321160-07/EE801737,03797,02280,22033,298,672,527/EC801738,03797,02280/F10014,0073,0041,0058/G10015,0073,0039/H109298,09268,09449,09272,09338,07981/I109307,09266,09459,09272,09345,07983/J109458,09523,5187,05293,05255,5249/K109458,09512,5168,05363,05328,0000/L10064,1096,0054,0028,0010,0007,008/M10064,1076,0042,0036,0008,0004,005/N10025,09297,N172,0050,180,0671,016/O10024,09306,N172,0079,161,0672,017/P16182,338331,128,18189,0958,02402,032/Q16252,335443,133,18582,0951,02406,017/R10000,0001,0000,0000,0001,0001,0005/S10000,0001,0000,0001,0001,0001,0004/T10066,0843,0786,1656,0175,0057,4715/U10063,0844,0689,1658,0168,6312,5938/V123592,08404,00004,062,09321,1169/W123441,08371,00003,062,09289,1168/X10688,0101,0018,0056,00371,0089/Y10691,0101,0020,0054,00372,0066/Z10227,0001,039,1020,00000,00000/1F0224,0001,038,1003,00000,00000/1G0247,0846,0782,000,002,008,N075/1H0248,0836,0783,000,001,006,N071/1J0603,00843,0215,N300,0000,000,006/1K0610,00844,0196,N300,0000,000,005/1L00000,00000,00000,00000,0176,0006/1M00000,00000,00000,00000,0167,0004/1N0005,0003,00000,00000,00000,04475/1O0005,0003,00000,00000,00000,04363/1P0603,671/1Q0610,671/1R22280,184A2,042C0,00000,00040,00000/1S22280,186A2,042C0,00000,00040,00000/1T00000,0000C,04000,10021,1F7C0,10000/1U00000,0000C,04000,10021,1F340,10000/1V00000,00000,XXXXX,00000,08000,00000/1W00000,00000,XXXXX,00000,08000,00000/1X40000,XXXXX,XXXXX,00000,00000,XXXXX/1Y00000,XXXXX,XXXXX,00000,00000,XXXXX/1Z00041,40080,00000,00000,XXXXX,XXXXX/AA00041,40080,00000,00000,XXXXX,XXXXX/AB00600,30004,00004,00000,011B4,08B00/AC00600,30000,00004,00000,011B6,08B00/AD5C064,-----,-----,-----,XXXXX/AE5C064,-----,-----,-----,XXXXX/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":111982},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.074046,"noise_level":-30.279327,"freq_skew":-0.602384,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":112120},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310719,"noise_level":-30.251007,"freq_skew":0.734673,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":48231,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":112968},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.053677,"noise_level":-30.194645,"freq_skew":-0.717201,"avlc":{"src":{"addr":"502CCD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":319,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":113678},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497147,"noise_level":-30.138647,"freq_skew":-0.193633,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":113819},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481318,"noise_level":-30.110781,"freq_skew":0.267652,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8311,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[242,214,62,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":862624},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.057153,"noise_level":-29.972786,"freq_skew":0.701514,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61074,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,216,219,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":863007},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860839,"noise_level":-29.918196,"freq_skew":-2.547688,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[189,143,197,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":863813},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.558052,"noise_level":-29.863949,"freq_skew":1.139346,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":297,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[33,201,10,139]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":864968},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568315,"noise_level":-29.756454,"freq_skew":0.277663,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":670,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":72,"dst_ref":44721,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[84,222,164,126]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042130,"usec":869267},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213442,"noise_level":-29.597672,"freq_skew":1.739184,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042131,"usec":622596},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481160,"noise_level":-29.770824,"freq_skew":2.639142,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5025,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042131,"usec":623515},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170577,"noise_level":-29.690937,"freq_skew":0.675093,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042131,"usec":624354},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897536,"noise_level":-30.225903,"freq_skew":0.239976,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042131,"usec":624954},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433889,"noise_level":-30.927546,"freq_skew":0.363695,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042131,"usec":627068},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933139,"noise_level":-31.855373,"freq_skew":2.332049,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44669,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,214]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042132,"usec":382666},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918083,"noise_level":-31.620522,"freq_skew":-2.473067,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042132,"usec":382823},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093941,"noise_level":-31.620522,"freq_skew":0.657807,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61078,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[38,218,95,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042132,"usec":384037},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.009805,"noise_level":-32.275238,"freq_skew":0.876361,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61079,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042132,"usec":384755},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670920,"noise_level":-32.982838,"freq_skew":0.005523,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":669,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[251,221,70,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042132,"usec":386153},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890897,"noise_level":-32.829315,"freq_skew":1.650951,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[140,191,15,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042132,"usec":388747},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724634,"noise_level":-32.604004,"freq_skew":0.211623,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042132,"usec":388836},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420170,"noise_level":-32.604004,"freq_skew":1.652244,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[105,171,35,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042133,"usec":147537},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.472019,"noise_level":-32.456978,"freq_skew":2.459500,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042133,"usec":149153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218760,"noise_level":-32.276630,"freq_skew":0.640492,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042133,"usec":153449},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567668,"noise_level":-32.100681,"freq_skew":2.694836,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5026,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[196,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042133,"usec":909261},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536862,"noise_level":-31.859192,"freq_skew":2.005743,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[254,43,110,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042133,"usec":909551},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640025,"noise_level":-31.859192,"freq_skew":2.416068,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":969,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042133,"usec":913895},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323122,"noise_level":-31.363277,"freq_skew":0.632820,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[161,103]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042133,"usec":917103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.089008,"noise_level":-31.235678,"freq_skew":0.708335,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042134,"usec":678735},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866855,"noise_level":-30.743244,"freq_skew":-2.463825,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-1.900000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042134,"usec":678735},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.866855,"noise_level":-30.743244,"freq_skew":-2.463825,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"IB05KY","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042134,"usec":678735},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.866855,"noise_level":-30.743244,"freq_skew":-2.463825,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042134,"usec":680965},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439021,"noise_level":-30.594912,"freq_skew":0.438965,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4009,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[210,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042134,"usec":681751},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226825,"noise_level":-30.565548,"freq_skew":2.541196,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042135,"usec":429838},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676581,"noise_level":-30.277235,"freq_skew":0.485415,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4010,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28425,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,238]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042135,"usec":432667},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502281,"noise_level":-30.816982,"freq_skew":0.593183,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042135,"usec":432885},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502451,"noise_level":-30.816982,"freq_skew":0.778372,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[211,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042135,"usec":433253},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775703,"noise_level":-30.816982,"freq_skew":-0.717792,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":53,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28484,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[65,222,41,223]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042135,"usec":433253},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.775703,"noise_level":-30.816982,"freq_skew":-0.717792,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":54,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8435,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[200,202,121,63]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":34}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042135,"usec":435270},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954648,"noise_level":-30.726921,"freq_skew":-2.402627,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":204569},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251939,"noise_level":-30.462212,"freq_skew":0.568086,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":48467,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":205581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014983,"noise_level":-31.214146,"freq_skew":2.572791,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":206464},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535303,"noise_level":-31.151199,"freq_skew":1.798771,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8447,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[232,26]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":208488},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437509,"noise_level":-30.965050,"freq_skew":-0.463636,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":208488},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.437509,"noise_level":-30.965050,"freq_skew":-0.463636,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":6,"unknown_proto":{"data":[225,1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":210976},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867416,"noise_level":-30.722897,"freq_skew":0.656623,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":949992},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963715,"noise_level":-31.366570,"freq_skew":-0.461445,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":55,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":51,"dst_ref":28484,"variable_part_params":[{"name":"atn_checksum","value":[121,48,254,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":949992},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.963715,"noise_level":-31.366570,"freq_skew":-0.461445,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":56,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[155,242,96,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042136,"usec":952275},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054114,"noise_level":-31.144405,"freq_skew":1.682535,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1876,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28464,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[38,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042137,"usec":716913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967785,"noise_level":-30.481018,"freq_skew":0.909685,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042137,"usec":718684},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658808,"noise_level":-30.337063,"freq_skew":-0.660396,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":57,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[240,191,146,88]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8435,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[94,70,176,92]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042138,"usec":482431},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004672,"noise_level":-29.837725,"freq_skew":1.867239,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042138,"usec":485634},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271654,"noise_level":-29.598425,"freq_skew":0.692608,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":48528,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042138,"usec":491140},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713536,"noise_level":-30.030521,"freq_skew":-0.692645,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042138,"usec":492057},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606329,"noise_level":-29.948223,"freq_skew":2.601110,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4971,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8401,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[203,89]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042138,"usec":493878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376576,"noise_level":-29.876272,"freq_skew":2.740263,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042139,"usec":238956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415341,"noise_level":-29.688761,"freq_skew":-3.163699,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042139,"usec":242591},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955956,"noise_level":-29.427721,"freq_skew":-2.267400,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042140,"usec":775313},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793157,"noise_level":-28.073242,"freq_skew":-3.101883,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":226,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042140,"usec":775844},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950178,"noise_level":-28.051266,"freq_skew":2.529830,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[121,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042141,"usec":530359},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828624,"noise_level":-27.877438,"freq_skew":-0.711593,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042141,"usec":531115},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706482,"noise_level":-27.834518,"freq_skew":0.366296,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTZ","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"TP1020","msg_num":"M09","msg_num_seq":"A","msg_text":"191539,28011, 3550,N3951.96 W00533.81"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042141,"usec":532589},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254131,"noise_level":-27.728140,"freq_skew":2.537778,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[216,27]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042141,"usec":533026},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.994685,"noise_level":-27.707020,"freq_skew":0.801301,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042142,"usec":294922},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788532,"noise_level":-27.315193,"freq_skew":0.222005,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":139,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28392,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[64,112,226,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042142,"usec":296497},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.055659,"noise_level":-27.214951,"freq_skew":1.128187,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5573,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042142,"usec":297536},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742532,"noise_level":-28.106754,"freq_skew":-0.049639,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042142,"usec":301108},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.063485,"noise_level":-29.072445,"freq_skew":0.569344,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042142,"usec":301221},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190259,"noise_level":-29.047794,"freq_skew":0.565480,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTZ","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042142,"usec":302201},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758400,"noise_level":-28.998703,"freq_skew":0.241148,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":140,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042143,"usec":51332},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442206,"noise_level":-28.781164,"freq_skew":0.744450,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042143,"usec":51686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347064,"noise_level":-29.556431,"freq_skew":2.542222,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042143,"usec":53618},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123519,"noise_level":-30.507500,"freq_skew":0.858337,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042143,"usec":56275},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827536,"noise_level":-30.277611,"freq_skew":0.413556,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042143,"usec":817978},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681842,"noise_level":-29.889389,"freq_skew":-0.756634,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[187,247,131,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042143,"usec":823130},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927326,"noise_level":-29.517782,"freq_skew":0.200214,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042144,"usec":574346},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102470,"noise_level":-29.062233,"freq_skew":0.702608,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61098,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[235,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042144,"usec":575010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876630,"noise_level":-29.037611,"freq_skew":0.328427,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042145,"usec":338680},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959400,"noise_level":-28.700050,"freq_skew":-0.299300,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":82,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042145,"usec":339710},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520984,"noise_level":-29.714720,"freq_skew":0.693747,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61100,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2498,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[135,177,196,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042145,"usec":340581},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974545,"noise_level":-30.314041,"freq_skew":-0.059586,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"_d","blk_id":"1","ack":"F","flight":"IB05CA","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042145,"usec":343985},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621791,"noise_level":-30.033829,"freq_skew":-0.142297,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[168,164,128,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042145,"usec":345903},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137501,"noise_level":-29.884079,"freq_skew":0.558879,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042146,"usec":100761},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385605,"noise_level":-29.776337,"freq_skew":-0.100491,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"IB05CA","msg_num":"F58","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042146,"usec":102992},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235398,"noise_level":-29.617191,"freq_skew":0.665278,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39150,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8485,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[191,193,240,156]},{"name":"checksum","value":[102,238]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042146,"usec":105023},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164814,"noise_level":-30.223938,"freq_skew":0.666652,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042146,"usec":105604},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815553,"noise_level":-30.195799,"freq_skew":0.085282,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042146,"usec":862693},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.957945,"noise_level":-30.074270,"freq_skew":0.099599,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB05CA","msg_num":"F59","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42306W001511,PPN,191544,310,NOLSA,191633,ALEPO,M41,22814,132/TS191544,102626C9B9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042146,"usec":863715},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754588,"noise_level":-29.991554,"freq_skew":0.456118,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042146,"usec":864620},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111728,"noise_level":-30.839632,"freq_skew":0.628232,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":48757,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042147,"usec":620811},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318336,"noise_level":-31.204388,"freq_skew":0.518667,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4011,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":32,"dst_ref":8485,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[84,184]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042147,"usec":621444},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619825,"noise_level":-32.135841,"freq_skew":-0.911272,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NBA","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"VY88ZT","msg_num":"M41","msg_num_seq":"A","msg_text":"191542,33991,1945,  91,N 40.493 W  7.961, 778"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042147,"usec":625177},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844108,"noise_level":-31.893387,"freq_skew":-0.020634,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":670,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28370,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[6,14,209,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042147,"usec":625676},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547664,"noise_level":-31.893387,"freq_skew":0.502081,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042147,"usec":627549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102406,"noise_level":-31.724260,"freq_skew":-0.224123,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042148,"usec":386238},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753129,"noise_level":-31.783089,"freq_skew":-2.156136,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,155,3,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042148,"usec":386764},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022121,"noise_level":-32.837414,"freq_skew":0.904013,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":748,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[145,189,253,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042148,"usec":387189},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329643,"noise_level":-32.799419,"freq_skew":0.692550,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[26,232]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042148,"usec":387912},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.057312,"noise_level":-33.232948,"freq_skew":0.608128,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042148,"usec":388930},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176462,"noise_level":-33.114204,"freq_skew":0.684498,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[180,182,104,86]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042148,"usec":389256},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210382,"noise_level":-33.074982,"freq_skew":0.700017,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45149,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[125,249,35,5]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042148,"usec":395340},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361058,"noise_level":-32.729725,"freq_skew":1.715622,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[67,5,42,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":139700},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752274,"noise_level":-32.580574,"freq_skew":1.035252,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":749,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[50,119,96,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":141169},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837527,"noise_level":-32.397667,"freq_skew":0.269189,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22055203","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":142070},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200949,"noise_level":-32.402538,"freq_skew":0.870839,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":48825,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":144927},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785576,"noise_level":-32.366394,"freq_skew":0.488357,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":145070},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-12.321881,"noise_level":-32.366394,"freq_skew":1.414198,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":298,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[118,150,60,54]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":146352},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167768,"noise_level":-32.223305,"freq_skew":-2.397038,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":148397},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582901,"noise_level":-33.054817,"freq_skew":-0.172495,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":905403},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296749,"noise_level":-33.549492,"freq_skew":-0.794663,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":907063},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355100,"noise_level":-33.345249,"freq_skew":0.645040,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042149,"usec":911570},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889210,"noise_level":-32.797676,"freq_skew":1.330302,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042151,"usec":434928},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836693,"noise_level":-31.422306,"freq_skew":-0.067647,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042151,"usec":438861},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817012,"noise_level":-31.011570,"freq_skew":-3.159560,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":35,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":194911},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485714,"noise_level":-30.919479,"freq_skew":1.976781,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[67,5,42,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":196929},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224134,"noise_level":-30.930540,"freq_skew":0.669812,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22055203","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":200082},"freq":136975000,"burst_len_octets":70,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199060,"noise_level":-30.689335,"freq_skew":0.879022,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,34,170,179]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.255000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":200856},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636545,"noise_level":-31.593380,"freq_skew":2.464208,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.900002,"lon":-7.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":961260},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830789,"noise_level":-31.143280,"freq_skew":-0.242518,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28370,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[91,218,4,167]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28370,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,192,210,185]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":961731},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722769,"noise_level":-31.532347,"freq_skew":2.407743,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFT","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"U284MA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":961731},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.722769,"noise_level":-31.532347,"freq_skew":2.407743,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20060465","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,97,53,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":963296},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826093,"noise_level":-31.370041,"freq_skew":-2.476577,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":964289},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850761,"noise_level":-31.274092,"freq_skew":-1.151841,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NBA","mode":"2","label":"_d","blk_id":"5","ack":"H","flight":"VY88ZT","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":964856},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037132,"noise_level":-31.242344,"freq_skew":0.502093,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":965220},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.057940,"noise_level":-31.242344,"freq_skew":0.845378,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[131,78,199,60]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042152,"usec":966811},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910523,"noise_level":-31.609638,"freq_skew":0.305735,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFP","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"OR01TX","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042153,"usec":721407},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178507,"noise_level":-31.317085,"freq_skew":0.722553,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFP","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042153,"usec":722543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686485,"noise_level":-31.190159,"freq_skew":-3.102232,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042153,"usec":722729},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.414251,"noise_level":-31.158714,"freq_skew":2.488616,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042153,"usec":723504},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081529,"noise_level":-31.096169,"freq_skew":-0.049389,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042153,"usec":726318},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852281,"noise_level":-30.972404,"freq_skew":2.557099,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4131,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[108,231]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042154,"usec":486630},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777559,"noise_level":-30.552624,"freq_skew":2.576135,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042154,"usec":487722},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550954,"noise_level":-30.715965,"freq_skew":1.047299,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":433,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042154,"usec":488925},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809642,"noise_level":-31.286125,"freq_skew":0.457001,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042155,"usec":244367},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395728,"noise_level":-30.582817,"freq_skew":1.606951,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042155,"usec":244924},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068798,"noise_level":-30.553492,"freq_skew":2.285694,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR08GY","msg_num":"M02","msg_num_seq":"A","msg_text":"191553,36992,2033, 126,MMMM.MMM MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042155,"usec":247600},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824442,"noise_level":-30.350950,"freq_skew":2.621631,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042155,"usec":248375},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234272,"noise_level":-31.233650,"freq_skew":0.564974,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042156,"usec":14065},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458461,"noise_level":-30.505247,"freq_skew":2.092335,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6618,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042156,"usec":14728},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696799,"noise_level":-30.447216,"freq_skew":-0.807129,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[88,180,44,242]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":52}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"REQUEST DIRECT TO [position]","choice":"dM22Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"STG"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042156,"usec":762678},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.095820,"noise_level":-30.218897,"freq_skew":2.446388,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042156,"usec":763424},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560641,"noise_level":-30.162743,"freq_skew":2.020521,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"8D","blk_id":"3","ack":"!","flight":"EC47NL","msg_num":"M96","msg_num_seq":"A","msg_text":"0041,89,----,---,----,---,0041,2049,LPPT,LFLL\r\n\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042156,"usec":763968},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378077,"noise_level":-30.625866,"freq_skew":2.628943,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4132,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[110,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042156,"usec":764112},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-13.288374,"noise_level":-30.625866,"freq_skew":2.302827,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042156,"usec":765139},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.098871,"noise_level":-30.515167,"freq_skew":0.712469,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042157,"usec":530606},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170933,"noise_level":-30.144308,"freq_skew":0.717803,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042157,"usec":533859},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360117,"noise_level":-29.968338,"freq_skew":1.199006,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191411\r\n 242 97060A10760A115BCG3A-L200-0002\r\n-3000 370110017417266 339 345 320 320\r\n-2500 370140017417366 339 343 320 321\r\n-2000 370140017417366 340 342 320 319\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042157,"usec":534274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381505,"noise_level":-30.406017,"freq_skew":-0.786936,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042157,"usec":536599},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407330,"noise_level":-30.206848,"freq_skew":-0.039734,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":576,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042157,"usec":536843},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102578,"noise_level":-30.206848,"freq_skew":0.711573,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042158,"usec":289617},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207108,"noise_level":-30.907024,"freq_skew":0.603787,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45164,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[249,162,189,198]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"CASPE"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042158,"usec":294288},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853398,"noise_level":-30.577944,"freq_skew":-1.038777,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[224,161,191,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042158,"usec":296258},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694460,"noise_level":-30.432384,"freq_skew":-3.521503,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[165,81,65,159]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28472,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[146,5,95,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042158,"usec":297655},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791359,"noise_level":-31.140911,"freq_skew":-0.992362,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":149,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":53998},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687433,"noise_level":-31.989304,"freq_skew":1.247599,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[215,31,101,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":54392},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.496476,"noise_level":-31.954834,"freq_skew":1.940158,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":54669},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.166121,"noise_level":-31.920502,"freq_skew":0.128525,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8177,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[116,43,1,15]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8177,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[245,65,72,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":15,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":55659},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684101,"noise_level":-31.818314,"freq_skew":-0.287951,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":753,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":55762},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.286780,"noise_level":-31.818314,"freq_skew":0.879515,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[187,72,251,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":60470},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532011,"noise_level":-31.388884,"freq_skew":1.094480,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370140017417266 340 344 320 320\r\n-1000 370160017417366 340 345 320 321\r\n-0500 370160017517366 339 344 320 322\r\n 1100 370190017517366 341 344 321 321\r\n+0500 370170017517366 341 343 322 323\r\n+1000 3701800"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":61034},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724072,"noise_level":-31.356712,"freq_skew":0.871153,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":808089},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551733,"noise_level":-31.292727,"freq_skew":-0.022094,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[49,155,14,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":809490},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355262,"noise_level":-31.807280,"freq_skew":-3.431308,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":815031},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060294,"noise_level":-31.443003,"freq_skew":0.112813,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":817926},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286864,"noise_level":-31.187353,"freq_skew":2.417133,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4132,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[110,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042159,"usec":818306},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.488091,"noise_level":-31.187353,"freq_skew":3.105200,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[53,205,80,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042160,"usec":577569},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751109,"noise_level":-30.878019,"freq_skew":0.075599,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":486,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042160,"usec":582042},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313746,"noise_level":-30.520802,"freq_skew":0.816190,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45172,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[49,22,191,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":342823},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802803,"noise_level":-30.404919,"freq_skew":-0.010200,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-1.800000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":342823},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.802803,"noise_level":-30.404919,"freq_skew":-0.010200,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"IB05CA","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":343436},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009313,"noise_level":-30.376188,"freq_skew":0.125376,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":343691},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386830,"noise_level":-30.347553,"freq_skew":0.609700,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":49120,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":344494},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143898,"noise_level":-30.290564,"freq_skew":0.600985,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":345131},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777746,"noise_level":-31.021955,"freq_skew":0.116234,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[47,187,190,165]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":345724},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919886,"noise_level":-30.960381,"freq_skew":-1.072873,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[224,161,191,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":346806},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357376,"noise_level":-30.868832,"freq_skew":1.236274,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"C","sublabel":"DF","msg_text":"17517366 341 346 322 324\r\n+1500 370180017517466 341 346 321 323\r\n+2000 370170017517466 343 346 322 325\r\n+2500 370140017617466 342 348 323 324\r\n+3000 370150017617366 343 347 323 325\r\n+3500 370140017617466 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":347400},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179442,"noise_level":-31.023787,"freq_skew":0.691127,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":49134,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":347670},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.378730,"noise_level":-31.221943,"freq_skew":2.104772,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2740,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":350140},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793036,"noise_level":-31.902470,"freq_skew":1.471856,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8393,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[150,144,183,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042161,"usec":350481},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743683,"noise_level":-31.868343,"freq_skew":1.049329,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIDV","mode":"2","label":"1L","blk_id":"9","ack":"!","flight":"LH044L","msg_num":"M47","msg_num_seq":"A","msg_text":"00112209258QM0PK0 KKIAA-76*6228P8AOO-PABP2P2+7111IAMKP"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":98063},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683640,"noise_level":-32.143089,"freq_skew":-3.340400,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28472,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[224,192,189,191]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":102509},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658775,"noise_level":-32.382843,"freq_skew":2.607402,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[223,99,160,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":103318},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458142,"noise_level":-32.310867,"freq_skew":0.681626,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":103930},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325771,"noise_level":-32.239483,"freq_skew":0.568402,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45176,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[17,21,46,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":104598},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791045,"noise_level":-32.168682,"freq_skew":0.079210,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":104773},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630732,"noise_level":-32.168682,"freq_skew":-0.989896,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":104905},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.357766,"noise_level":-32.168682,"freq_skew":0.027115,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":866439},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127511,"noise_level":-31.857023,"freq_skew":0.875343,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3C6496","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIDV","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":869675},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554165,"noise_level":-31.722021,"freq_skew":1.188760,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":871306},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525468,"noise_level":-31.622126,"freq_skew":-3.548392,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":871668},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522709,"noise_level":-32.251328,"freq_skew":0.089459,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":672,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28370,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[32,213,226,239]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":1}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":871819},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601785,"noise_level":-32.251328,"freq_skew":1.296764,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[17,37,134,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042162,"usec":872193},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891522,"noise_level":-32.564693,"freq_skew":0.180252,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":623802},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453036,"noise_level":-32.167973,"freq_skew":1.019259,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"D","sublabel":"DF","msg_text":"3 346 323 324\r\n+4000 370150017517366 342 345 323 323\r\n+4500 370150017517466 342 346 323 323\r\n+5000 370140017517366 342 346 322 322\r\n+5500 370140017517466 342 345 322 323\r\n+6000 370150017517466 341 346 322 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":624208},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426613,"noise_level":-32.132790,"freq_skew":0.985950,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":624444},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813221,"noise_level":-32.097748,"freq_skew":-0.055559,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8419,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[32,29,194,77]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":1}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":625956},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703515,"noise_level":-31.958981,"freq_skew":0.184404,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":450,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8177,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,107,172,30]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":627045},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.980363,"noise_level":-31.890419,"freq_skew":0.636931,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45180,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28370,"dst_ref":71,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[35,24,224,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":627330},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168635,"noise_level":-32.308479,"freq_skew":0.647696,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45181,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[171,190,155,96]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":627330},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.168635,"noise_level":-32.308479,"freq_skew":0.647696,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[55,53,162,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":627969},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421376,"noise_level":-32.237114,"freq_skew":1.444783,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":372,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":628291},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602262,"noise_level":-32.201653,"freq_skew":-0.149631,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":628808},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851400,"noise_level":-32.166332,"freq_skew":0.211919,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28543,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[2,253,66,154]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042163,"usec":629034},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176833,"noise_level":-32.131157,"freq_skew":0.630478,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[123,167,145,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":385316},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.008224,"noise_level":-31.923038,"freq_skew":0.832103,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61123,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":72,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[82,159,34,101]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":385410},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310977,"noise_level":-31.923038,"freq_skew":0.652917,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45172,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[49,22,191,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":385410},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.310977,"noise_level":-31.923038,"freq_skew":0.652917,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[216,27,249,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":385547},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848378,"noise_level":-31.923038,"freq_skew":-0.166618,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":385703},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856256,"noise_level":-31.888830,"freq_skew":-0.119290,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":385828},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381607,"noise_level":-31.888830,"freq_skew":1.170064,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":386264},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.037709,"noise_level":-31.854759,"freq_skew":0.826713,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[216,27,249,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":389090},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587564,"noise_level":-31.686373,"freq_skew":0.717454,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":389504},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412802,"noise_level":-32.453964,"freq_skew":1.895934,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[195,1,9,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":390642},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558831,"noise_level":-32.345345,"freq_skew":-0.074683,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":7,"unknown_proto":{"data":[1,33,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":390642},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.558831,"noise_level":-32.345345,"freq_skew":-0.074683,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":674,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":71,"dst_ref":28370,"variable_part_params":[{"name":"atn_checksum","value":[236,39,137,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":390642},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.558831,"noise_level":-32.345345,"freq_skew":-0.074683,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[186,75,35,47]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":391175},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.083732,"noise_level":-33.158642,"freq_skew":1.965214,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8067,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28431,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[139,13]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":391425},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210251,"noise_level":-33.158642,"freq_skew":0.623636,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[216,27,249,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":391875},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919633,"noise_level":-33.119217,"freq_skew":0.110729,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[192,225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042164,"usec":392455},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200561,"noise_level":-33.040901,"freq_skew":0.611845,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":149331},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765592,"noise_level":-33.500946,"freq_skew":-3.407881,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":150577},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834132,"noise_level":-34.149403,"freq_skew":-2.325020,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":342,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[23,153,226,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":150743},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809444,"noise_level":-34.399765,"freq_skew":-3.278719,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[250,30,115,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":151481},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922508,"noise_level":-34.309074,"freq_skew":0.243446,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":62,"dst_ref":8177,"variable_part_params":[{"name":"atn_checksum","value":[212,33,204,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":151697},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356942,"noise_level":-34.309074,"freq_skew":1.578596,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":460,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":152547},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159441,"noise_level":-34.174789,"freq_skew":0.797715,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":72,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[106,198,83,162]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":152946},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554444,"noise_level":-34.130482,"freq_skew":0.597710,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":155814},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589046,"noise_level":-33.998913,"freq_skew":-2.540022,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[108,248,109,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":156110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758206,"noise_level":-34.163193,"freq_skew":0.019237,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":158732},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405313,"noise_level":-34.019115,"freq_skew":1.226617,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"E","sublabel":"DF","msg_text":"23\r\n+6500 370170017517366 342 347 323 323\r\n+7000 370150017517366 341 344 322 323\r\n+7500 370140017517366 341 346 321 322\r\n+8000 370130017417366 341 345 322 323\r\n+8500 370130017417266 341 346 321 322\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":909434},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997780,"noise_level":-33.975597,"freq_skew":0.529328,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":645,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":909718},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.082512,"noise_level":-33.932297,"freq_skew":0.584396,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":910777},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824911,"noise_level":-33.803665,"freq_skew":-0.231687,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[16,24,85,217]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8419,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[69,126,91,206]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":914675},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648375,"noise_level":-33.718075,"freq_skew":0.502296,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[91,155,185,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042165,"usec":917406},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067971,"noise_level":-33.468834,"freq_skew":0.771233,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042166,"usec":675204},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.388265,"noise_level":-33.427979,"freq_skew":1.410189,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":126,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8245,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[23,219,213,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042166,"usec":675410},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770386,"noise_level":-33.387318,"freq_skew":1.513811,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[76,43,127,99]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28500,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,231,66,196]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042166,"usec":676412},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.246192,"noise_level":-33.266457,"freq_skew":2.207971,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2740,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042166,"usec":677630},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403757,"noise_level":-33.974281,"freq_skew":0.716075,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042166,"usec":681906},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142498,"noise_level":-33.717686,"freq_skew":0.654689,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042166,"usec":689227},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760036,"noise_level":-33.468452,"freq_skew":0.673326,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"TP37CN","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042167,"usec":431384},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596127,"noise_level":-33.226173,"freq_skew":0.638283,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042167,"usec":431639},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889712,"noise_level":-33.548771,"freq_skew":-0.246469,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042167,"usec":436111},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919376,"noise_level":-33.066471,"freq_skew":1.599251,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":197027},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.970789,"noise_level":-32.535675,"freq_skew":0.631047,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"H1","blk_id":"J","ack":"!","sublabel":"MD","msg_text":"REQPOS037B\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":198261},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684425,"noise_level":-32.389797,"freq_skew":-2.574864,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":342,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[23,153,226,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":198261},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.684425,"noise_level":-32.389797,"freq_skew":-2.574864,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[108,248,109,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":199517},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601380,"noise_level":-32.281967,"freq_skew":1.634658,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"_d","blk_id":"5","ack":"J","flight":"U294UJ","msg_num":"S03","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":201373},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186017,"noise_level":-32.070251,"freq_skew":1.205034,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":203047},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800405,"noise_level":-32.510437,"freq_skew":-3.569589,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[250,30,115,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":967456},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151259,"noise_level":-32.642662,"freq_skew":0.373455,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"U264ZU","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":968620},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552219,"noise_level":-32.531670,"freq_skew":0.695039,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":969467},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175300,"noise_level":-33.063492,"freq_skew":0.687778,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"H1","blk_id":"K","ack":"!","sublabel":"MD","msg_text":"REQPRG,DT.PR.RP96AF\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":971631},"freq":136975000,"burst_len_octets":168,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639503,"noise_level":-32.832104,"freq_skew":1.732784,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"U294UJ","msg_num":"F21","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41202W007363,N41463W007171,191607,390,XAMAX,193018,PT810,M58,19353,89F5DB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":971631},"freq":136975000,"burst_len_octets":168,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.639503,"noise_level":-32.832104,"freq_skew":1.732784,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"_d","blk_id":"7","ack":"K","flight":"U294UJ","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042168,"usec":975775},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445616,"noise_level":-32.699417,"freq_skew":0.222338,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"U264ZU","msg_num":"F19","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40143W004258,DELOG,191607,390,CRISA,192748,VULPE,M60,20437,751E85"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042169,"usec":722280},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173756,"noise_level":-32.944748,"freq_skew":0.871049,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042169,"usec":723885},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493952,"noise_level":-32.791893,"freq_skew":0.868960,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042169,"usec":724685},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968819,"noise_level":-32.678989,"freq_skew":0.049459,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042169,"usec":725755},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255160,"noise_level":-32.567535,"freq_skew":0.862463,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042170,"usec":480685},"freq":136975000,"burst_len_octets":172,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619268,"noise_level":-32.348831,"freq_skew":1.763208,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"U294UJ","msg_num":"F22","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLPPT,20O,64,200508/PR1398,312,390,89,,0,7,,,60,,,P19,M8,44490,,1310,314/RP:DA:EGGW:AA:LPPT:A:XAMA3B:AP:ILS20(20O)A758"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042170,"usec":483296},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682268,"noise_level":-32.306614,"freq_skew":0.267740,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[203,151,22,108]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28532,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[7,250,45,36]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042170,"usec":485099},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328228,"noise_level":-32.129326,"freq_skew":0.639769,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":49423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042170,"usec":487052},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314241,"noise_level":-31.921251,"freq_skew":0.838251,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042170,"usec":487193},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.408210,"noise_level":-31.921251,"freq_skew":1.627522,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042171,"usec":243692},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-6.034229,"noise_level":-31.852987,"freq_skew":1.253039,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28558,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[231,32,181,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042171,"usec":244625},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.068250,"noise_level":-31.751585,"freq_skew":0.627986,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":49435,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042171,"usec":250587},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520784,"noise_level":-31.420090,"freq_skew":-0.407398,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042171,"usec":251009},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600688,"noise_level":-31.420090,"freq_skew":1.469990,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28500,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,71,164,201]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042171,"usec":252736},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.132558,"noise_level":-31.387804,"freq_skew":0.273771,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042171,"usec":997857},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851803,"noise_level":-31.279097,"freq_skew":0.026405,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042171,"usec":998020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494853,"noise_level":-31.838947,"freq_skew":1.098121,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042171,"usec":998304},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503467,"noise_level":-31.805069,"freq_skew":0.086552,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[162,91,185,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042172,"usec":4954},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.247545,"noise_level":-31.216833,"freq_skew":1.090089,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042172,"usec":5229},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637039,"noise_level":-31.185293,"freq_skew":-3.561218,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[250,30,115,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042172,"usec":772521},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576417,"noise_level":-30.815479,"freq_skew":1.559758,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042172,"usec":773768},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284709,"noise_level":-30.665920,"freq_skew":1.178513,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"F","sublabel":"DF","msg_text":"70130017417366 341 346 322 322\r\n-30 83 84 171 1680120096611\r\n-25 83 84 171 1680120096611\r\n-20 83 84 171 1680120096611\r\n-15 83 84 171 1680120096611\r\n-10 83 84 171 1680120096611\r\n-05 83 84 171 1680120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042172,"usec":775057},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436037,"noise_level":-30.577408,"freq_skew":0.577540,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042172,"usec":776409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052178,"noise_level":-31.292906,"freq_skew":1.440387,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042172,"usec":777095},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.076064,"noise_level":-31.261089,"freq_skew":2.069070,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.900002,"lon":-5.300000},"alt":0}},{"name":"alternate_ground_stations","value":["119A6A","11928A","129F1A","11989A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042173,"usec":532358},"freq":136975000,"burst_len_octets":172,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568364,"noise_level":-31.041573,"freq_skew":1.591469,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"U294UJ","msg_num":"F22","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLPPT,20O,64,200508/PR1398,312,390,89,,0,7,,,60,,,P19,M8,44490,,1310,314/RP:DA:EGGW:AA:LPPT:A:XAMA3B:AP:ILS20(20O)A758"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042173,"usec":532702},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408462,"noise_level":-31.010658,"freq_skew":0.754989,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042173,"usec":532813},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556725,"noise_level":-31.010658,"freq_skew":0.298323,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"_d","blk_id":"4","ack":"P","flight":"U264ZU","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042173,"usec":533070},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.425972,"noise_level":-31.992172,"freq_skew":1.394641,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042173,"usec":533819},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309970,"noise_level":-31.889143,"freq_skew":0.657383,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[228,11,122,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042173,"usec":536064},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793811,"noise_level":-31.653387,"freq_skew":1.642343,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[161,247,177,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042173,"usec":539403},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.200930,"noise_level":-31.456282,"freq_skew":1.992224,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23127663","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,175,179,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042174,"usec":284584},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383773,"noise_level":-31.456282,"freq_skew":0.749787,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042174,"usec":286038},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315873,"noise_level":-31.507597,"freq_skew":1.707146,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042174,"usec":286523},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671008,"noise_level":-31.474983,"freq_skew":0.036032,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042174,"usec":288570},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.086080,"noise_level":-31.313736,"freq_skew":2.143733,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GSG","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FR473M","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042174,"usec":289124},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706777,"noise_level":-31.250065,"freq_skew":-0.292269,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042174,"usec":294119},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344676,"noise_level":-30.938530,"freq_skew":0.485804,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"U264ZU","msg_num":"F20","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLEMG,12O,52,200613/PR1369,297,390,75,,0,8,,,60,,,P15,M12,45720,,1294,295/RP:DA:EGGD:AA:LEMG..CRISA:A:VULP2A:AP:ILSZ12.LENHI(12O)1FA5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":53109},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347619,"noise_level":-31.606556,"freq_skew":1.035016,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"G","sublabel":"DF","msg_text":" 11 83 84 171 1680120096611\r\n+05 84 84 171 1680120096611\r\n+10 84 84 171 1680120096611\r\n+15 84 84 171 1680120096611\r\n+20 84 84 172 1680120096611\r\n+25 84 84 172 1680120096611\r\n+30 84 84 172 1680120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":53903},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.159065,"noise_level":-31.540709,"freq_skew":1.424565,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":157,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8393,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[230,83,245,72]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8393,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,147,211,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":54523},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684356,"noise_level":-31.475361,"freq_skew":0.903894,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":43.200001,"lon":-2.000000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":54523},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.684356,"noise_level":-31.475361,"freq_skew":0.903894,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIDV","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"LH044L","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":54523},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.684356,"noise_level":-31.475361,"freq_skew":0.903894,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17062226","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,60,100,150,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":56805},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.776258,"noise_level":-31.346115,"freq_skew":2.125644,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":811431},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669127,"noise_level":-31.218769,"freq_skew":0.329029,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":672,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":811968},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767215,"noise_level":-31.187222,"freq_skew":2.118910,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":586,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":813427},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.985060,"noise_level":-31.031179,"freq_skew":1.323076,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[67,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":814036},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401026,"noise_level":-32.107876,"freq_skew":1.329267,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-4.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":814492},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.491445,"noise_level":-32.072933,"freq_skew":0.048034,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":814771},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.078631,"noise_level":-32.038132,"freq_skew":0.793907,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":815661},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.493228,"noise_level":-31.968946,"freq_skew":1.267979,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":815801},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.241910,"noise_level":-31.934559,"freq_skew":1.209144,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":815929},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446357,"noise_level":-31.934559,"freq_skew":-1.872931,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":416,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":816070},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384483,"noise_level":-31.934559,"freq_skew":1.255076,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"LW07ZM","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":816703},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.952725,"noise_level":-32.595665,"freq_skew":0.771035,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[241,40]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":817269},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690146,"noise_level":-32.605289,"freq_skew":-0.074896,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[206,218,202,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042175,"usec":817924},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369802,"noise_level":-32.568291,"freq_skew":1.311319,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,68,65,0,77,34,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":585937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.988625,"noise_level":-33.391571,"freq_skew":0.676947,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":586069},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375429,"noise_level":-33.391571,"freq_skew":1.105176,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"H","sublabel":"DF","msg_text":" 84 84 172 1680120096611\r\n+40 84 84 172 1680120096611\r\n+45 83 84 172 1680120096611\r\n+50 83 84 172 1680120096611\r\n+55 83 84 172 1680120106611\r\n+60 83 84 172 1680120096611\r\n+65 83 84 172 1680120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":586604},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.050111,"noise_level":-33.351078,"freq_skew":0.789839,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":586954},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664897,"noise_level":-33.734928,"freq_skew":0.392678,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28532,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[197,195,40,133]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":587384},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173200,"noise_level":-33.692806,"freq_skew":0.219540,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":588383},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233824,"noise_level":-33.526333,"freq_skew":0.681391,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[228,11,122,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":589340},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096942,"noise_level":-33.403538,"freq_skew":0.545725,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":591004},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503930,"noise_level":-33.362991,"freq_skew":-0.388829,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":591426},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559627,"noise_level":-33.611599,"freq_skew":-2.486114,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"43","blk_id":"6","ack":"!","flight":"TP93ZS","msg_num":"M58","msg_num_seq":"A","msg_text":"PAXC "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042176,"usec":592425},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536070,"noise_level":-33.487602,"freq_skew":0.017263,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-6.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042177,"usec":337777},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383159,"noise_level":-33.365353,"freq_skew":1.109012,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042177,"usec":338283},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338802,"noise_level":-33.960796,"freq_skew":1.231593,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042177,"usec":341498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678125,"noise_level":-34.214409,"freq_skew":0.003457,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042177,"usec":342239},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.724188,"noise_level":-34.125626,"freq_skew":0.239778,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042177,"usec":342420},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585738,"noise_level":-34.081570,"freq_skew":1.487427,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-7.600000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042177,"usec":342420},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.585738,"noise_level":-34.081570,"freq_skew":1.487427,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"U294UJ","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042177,"usec":342420},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.585738,"noise_level":-34.081570,"freq_skew":1.487427,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,119,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042178,"usec":98555},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702223,"noise_level":-33.694820,"freq_skew":1.773256,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042178,"usec":104811},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615395,"noise_level":-33.305286,"freq_skew":2.411796,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4972,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8401,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[198,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042178,"usec":867484},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434065,"noise_level":-33.106644,"freq_skew":1.236874,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 172 1680120096611\r\n+75 83 83 171 1680120096611\r\n+80 83 83 171 1680120096611\r\n+85 83 83 171 1680120096611\r\n+90 83 83 171 1680120096611\r\n-30 70 70 22 24-079300 -548ER\r\n-25 70 70 22 23-079100 -548ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042178,"usec":867766},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613907,"noise_level":-33.106644,"freq_skew":0.334344,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042178,"usec":870865},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519894,"noise_level":-32.760147,"freq_skew":2.439447,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4973,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8401,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[234,162]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042178,"usec":872169},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833087,"noise_level":-32.647652,"freq_skew":0.460729,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":674,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[33,100,72,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042178,"usec":875118},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253385,"noise_level":-32.426949,"freq_skew":0.701750,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[228,11,122,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042178,"usec":877166},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.134811,"noise_level":-32.318661,"freq_skew":0.688433,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042179,"usec":618889},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609968,"noise_level":-32.318661,"freq_skew":-1.776960,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":416,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042179,"usec":620622},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598450,"noise_level":-32.106060,"freq_skew":1.570831,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042179,"usec":621421},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106613,"noise_level":-32.036331,"freq_skew":0.681254,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":49702,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042179,"usec":621834},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749732,"noise_level":-32.001678,"freq_skew":1.244886,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8393,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[223,150,201,47]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":18}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042179,"usec":622019},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578933,"noise_level":-32.001678,"freq_skew":1.944550,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":583,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8390,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[12,241,10,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042179,"usec":625715},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802103,"noise_level":-32.363533,"freq_skew":0.181617,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":472,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042180,"usec":386479},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739581,"noise_level":-31.975693,"freq_skew":1.320195,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042180,"usec":389004},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339156,"noise_level":-32.192696,"freq_skew":2.454766,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042180,"usec":389512},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708953,"noise_level":-32.157413,"freq_skew":0.767870,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042180,"usec":390555},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938768,"noise_level":-32.052418,"freq_skew":1.210002,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042180,"usec":392791},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093204,"noise_level":-31.880192,"freq_skew":0.746073,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":148822},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.129292,"noise_level":-31.611547,"freq_skew":-1.856336,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":150023},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598801,"noise_level":-31.480276,"freq_skew":1.727579,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":152395},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021944,"noise_level":-31.447769,"freq_skew":1.421209,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":159,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8393,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[90,242,240,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":907798},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543664,"noise_level":-31.004961,"freq_skew":-2.477907,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-6.700000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":908962},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811738,"noise_level":-31.776903,"freq_skew":1.706132,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":910931},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299242,"noise_level":-31.544132,"freq_skew":0.708675,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":914253},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425437,"noise_level":-31.317440,"freq_skew":-2.471807,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"43","blk_id":"6","ack":"!","flight":"TP93ZS","msg_num":"M58","msg_num_seq":"A","msg_text":"PAXC "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":914253},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.425437,"noise_level":-31.317440,"freq_skew":-2.471807,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":914601},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.021747,"noise_level":-32.038540,"freq_skew":0.703584,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":49702,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":914787},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845581,"noise_level":-32.038540,"freq_skew":0.369491,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":674,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[33,100,72,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042181,"usec":915040},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.963012,"noise_level":-32.003876,"freq_skew":0.699974,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22251222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042182,"usec":673554},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420401,"noise_level":-31.306175,"freq_skew":1.264737,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 172 1680120096611\r\n+75 83 83 171 1680120096611\r\n+80 83 83 171 1680120096611\r\n+85 83 83 171 1680120096611\r\n+90 83 83 171 1680120096611\r\n-30 70 70 22 24-079300 -548ER\r\n-25 70 70 22 23-079100 -548ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042183,"usec":438967},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510579,"noise_level":-31.163975,"freq_skew":2.638048,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042183,"usec":440402},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.024063,"noise_level":-31.210329,"freq_skew":1.971558,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5976,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[254,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042183,"usec":443923},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562070,"noise_level":-31.850468,"freq_skew":1.126848,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 23 23-079100 -548ER\r\n-15 69 70 22 23-079100 -548ER\r\n-10 70 70 22 23-079100 -548ER\r\n-05 70 70 22 24-079100 -548ER\r\n 11 70 70 23 24-079100 -548ER\r\n+05 70 70 23 24-079200 -548ER\r\n+10 70 70 23 24-079400 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":187643},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448553,"noise_level":-32.202911,"freq_skew":0.842583,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":188450},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.527183,"noise_level":-32.097366,"freq_skew":-0.266911,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":188933},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062247,"noise_level":-32.062466,"freq_skew":-0.261330,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":83,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[60,197,219,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":190363},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662464,"noise_level":-32.230984,"freq_skew":1.747128,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":190363},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.662464,"noise_level":-32.230984,"freq_skew":1.747128,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"_d","blk_id":"0","ack":"L","flight":"U294UJ","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":194274},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.155514,"noise_level":-31.882938,"freq_skew":0.736437,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,219,213,89]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":194693},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814066,"noise_level":-31.848890,"freq_skew":-2.381253,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"7","ack":"Q","flight":"TP93ZS","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":959712},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550799,"noise_level":-31.739588,"freq_skew":0.513979,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"_d","blk_id":"6","ack":"Q","flight":"U264ZU","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":961180},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782241,"noise_level":-32.468067,"freq_skew":2.052696,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":963899},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680182,"noise_level":-32.251820,"freq_skew":0.034432,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-6.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042184,"usec":964175},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475945,"noise_level":-33.128796,"freq_skew":0.770748,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042185,"usec":715141},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277286,"noise_level":-32.743679,"freq_skew":0.606326,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":49844,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042185,"usec":715740},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412895,"noise_level":-32.668663,"freq_skew":0.617295,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":49702,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042185,"usec":716950},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598082,"noise_level":-32.520554,"freq_skew":1.271274,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"K","sublabel":"DF","msg_text":"48ER\r\n+15 70 70 23 23-079400 -548ER\r\n+20 70 70 23 23-079500 -548ER\r\n+25 70 70 22 23-079500 -548ER\r\n+30 70 70 22 23-079600 -548ER\r\n+35 70 70 23 23-079600 -548ER\r\n+40 70 70 23 24-079600 -548ER\r\n+45 70 70 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042185,"usec":717273},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572041,"noise_level":-32.483913,"freq_skew":1.720765,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":38.900002,"lon":-3.500000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042185,"usec":717539},"freq":136975000,"burst_len_octets":153,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137368,"noise_level":-32.483913,"freq_skew":0.717468,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22251222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042185,"usec":717539},"freq":136975000,"burst_len_octets":153,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.137368,"noise_level":-32.483913,"freq_skew":0.717468,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042185,"usec":718378},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494648,"noise_level":-32.997501,"freq_skew":0.625787,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TTR","mode":"2","label":"22","blk_id":"R","ack":"6","msg_text":"  \r\n* * * *\r\n    \r\nCABIN W\r\n    \r\nNO W CLASS PAX WITH CONN FLTS\r\n    \r\n* * * *\r\n    \r\nCABIN Y\r\n    \r\nDST FLT    DATE  STD  ETD  GATE\r\n    \r\nCWB TP067  27OCT 1155      42A\r\nFAO TP1907 26OCT 2300      15 \r\nFNC TP1697 26OCT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042186,"usec":481392},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913355,"noise_level":-32.692619,"freq_skew":3.015043,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"519ADA","type":"reserved"},"cr":"Response","frame_type":"U","cmd":"DM","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042186,"usec":485027},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.225260,"noise_level":-32.290150,"freq_skew":-2.394375,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042186,"usec":486134},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929261,"noise_level":-32.218933,"freq_skew":2.324537,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":243478},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284127,"noise_level":-31.960400,"freq_skew":2.068708,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6619,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":244097},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558544,"noise_level":-32.286373,"freq_skew":1.043464,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":43.700001,"lon":-3.900000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":244097},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.558544,"noise_level":-32.286373,"freq_skew":1.043464,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB07DW","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":244097},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.558544,"noise_level":-32.286373,"freq_skew":1.043464,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061015","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,98,13,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":245072},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.245723,"noise_level":-32.215191,"freq_skew":0.348800,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":246950},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412985,"noise_level":-32.005074,"freq_skew":1.078256,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"L","sublabel":"DF","msg_text":"3-079700 -548ER\r\n+50 70 70 23 23-079700 -550ER\r\n+55 70 70 23 23-079700 -550ER\r\n+60 70 70 23 23-079700 -548ER\r\n+65 70 70 23 23-079700 -548ER\r\n+70 70 70 23 23-079800 -548ER\r\n+75 70 70 23 23-079800 -550ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":247441},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194778,"noise_level":-32.700165,"freq_skew":0.733898,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,219,213,89]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":247993},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.171225,"noise_level":-33.428318,"freq_skew":-0.247322,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":513,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":248788},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522674,"noise_level":-33.347179,"freq_skew":0.751167,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042187,"usec":249525},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158383,"noise_level":-33.266792,"freq_skew":0.642646,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":3466},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186830,"noise_level":-33.604465,"freq_skew":1.005602,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":5724},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039049,"noise_level":-33.384571,"freq_skew":1.149819,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":8135},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412100,"noise_level":-33.184128,"freq_skew":1.128940,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":18,"variable_part_params":[{"name":"atn_checksum","value":[45,235,151,173]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,208,55,238]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":16,"msg_ref":18,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":26}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":9390},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079807,"noise_level":-33.906998,"freq_skew":-0.220357,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":11082},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171571,"noise_level":-33.756001,"freq_skew":0.823489,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TTR","mode":"2","label":"22","blk_id":"R","ack":"6","msg_text":"  \r\n* * * *\r\n    \r\nCABIN W\r\n    \r\nNO W CLASS PAX WITH CONN FLTS\r\n    \r\n* * * *\r\n    \r\nCABIN Y\r\n    \r\nDST FLT    DATE  STD  ETD  GATE\r\n    \r\nCWB TP067  27OCT 1155      42A\r\nFAO TP1907 26OCT 2300      15 \r\nFNC TP1697 26OCT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":769057},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083610,"noise_level":-34.487427,"freq_skew":2.487508,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGGP"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-3.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":772949},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711441,"noise_level":-34.735901,"freq_skew":1.221510,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":773572},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707561,"noise_level":-34.641651,"freq_skew":2.204834,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"EC92BG","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042188,"usec":773572},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.707561,"noise_level":-34.641651,"freq_skew":2.204834,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042189,"usec":523488},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581670,"noise_level":-34.009071,"freq_skew":1.180111,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042189,"usec":530169},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945600,"noise_level":-33.481529,"freq_skew":2.195787,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042190,"usec":290255},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486526,"noise_level":-33.238892,"freq_skew":3.172235,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":712,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042190,"usec":290864},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912782,"noise_level":-33.739754,"freq_skew":0.119016,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[77,244,30,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042190,"usec":293960},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309654,"noise_level":-33.327232,"freq_skew":0.660939,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45251,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[154,97]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042190,"usec":294814},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074498,"noise_level":-33.327232,"freq_skew":0.857990,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61161,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[7,85,215,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042191,"usec":55803},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601486,"noise_level":-33.599018,"freq_skew":2.243495,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":587,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[242,110,199,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042191,"usec":60345},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884997,"noise_level":-33.035721,"freq_skew":0.108101,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28543,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[158,218,157,42]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042191,"usec":61508},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.197683,"noise_level":-32.958153,"freq_skew":0.629045,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TTR","mode":"2","label":"22","blk_id":"R","ack":"6","msg_text":"  \r\n* * * *\r\n    \r\nCABIN W\r\n    \r\nNO W CLASS PAX WITH CONN FLTS\r\n    \r\n* * * *\r\n    \r\nCABIN Y\r\n    \r\nDST FLT    DATE  STD  ETD  GATE\r\n    \r\nCWB TP067  27OCT 1155      42A\r\nFAO TP1907 26OCT 2300      15 \r\nFNC TP1697 26OCT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042191,"usec":63897},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642672,"noise_level":-33.236145,"freq_skew":3.043274,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042191,"usec":814074},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.437002,"noise_level":-33.149982,"freq_skew":0.043834,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042191,"usec":818122},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195999,"noise_level":-32.877968,"freq_skew":0.610715,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042191,"usec":818198},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845914,"noise_level":-32.877968,"freq_skew":0.462121,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,030350,1,1,TB000000/REP019,85,01,1/CCCS-TVA,OCT26,191606,LEBL,LPPT,0037/C0TFC040TP090303/C106,68601,8100,42,0011,0,1100,44,X/CE-258,35025,250,741,6506,331,F22P09/EC599008,02376,01059,53,15,043/EE599296"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042192,"usec":578841},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003443,"noise_level":-32.503582,"freq_skew":2.192101,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042192,"usec":579528},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027528,"noise_level":-33.078724,"freq_skew":1.551989,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042192,"usec":582990},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.068375,"noise_level":-32.733322,"freq_skew":0.797959,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042192,"usec":583449},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609821,"noise_level":-32.695778,"freq_skew":0.424167,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"B","sublabel":"DF","msg_text":",05085,02252,53/E10783,0980,42,172,010,000,039,0/N10784,0976,42,172,011,000,040,0/S11466,4542,012,019,208,41,36297,2/T11433,4455,012,003,186,41,36321,2/V1-275,-533,07264,00384,208,203,203,0/X13501,-0200,080"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042193,"usec":338491},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181793,"noise_level":-32.584110,"freq_skew":0.776728,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":50054,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042193,"usec":341244},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339574,"noise_level":-33.013977,"freq_skew":0.646331,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"FR514W","msg_num":"M62","msg_num_seq":"A","msg_text":"/LFPB.TI2/024LFPBA0635"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042193,"usec":342956},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117981,"noise_level":-32.898170,"freq_skew":1.719619,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":8068,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042193,"usec":343188},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400641,"noise_level":-32.859909,"freq_skew":2.558480,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4974,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8401,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,226]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042193,"usec":343543},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350021,"noise_level":-32.859909,"freq_skew":1.697816,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":38.900002,"lon":-3.500000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042193,"usec":344783},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396596,"noise_level":-32.746128,"freq_skew":0.434979,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6085,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":103173},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203618,"noise_level":-32.559738,"freq_skew":0.661688,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TTR","mode":"2","label":"22","blk_id":"R","ack":"6","msg_text":"  \r\n* * * *\r\n    \r\nCABIN W\r\n    \r\nNO W CLASS PAX WITH CONN FLTS\r\n    \r\n* * * *\r\n    \r\nCABIN Y\r\n    \r\nDST FLT    DATE  STD  ETD  GATE\r\n    \r\nCWB TP067  27OCT 1155      42A\r\nFAO TP1907 26OCT 2300      15 \r\nFNC TP1697 26OCT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":103970},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439574,"noise_level":-32.486290,"freq_skew":1.544986,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"U298TL","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":104198},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662923,"noise_level":-32.449795,"freq_skew":-2.522122,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"80","blk_id":"8","ack":"!","flight":"TP93ZS","msg_num":"M59","msg_num_seq":"A","msg_text":"/LISOZTP.\r\nNXTFLT\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":104734},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643956,"noise_level":-32.413452,"freq_skew":1.502825,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20007024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,14,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":104842},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487991,"noise_level":-32.413452,"freq_skew":0.646037,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":104970},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773471,"noise_level":-32.413452,"freq_skew":-2.457363,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"9","ack":"R","flight":"TP93ZS","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":105373},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590187,"noise_level":-33.028893,"freq_skew":1.106321,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":17,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[2,10,47,3]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":17,"msg_ref":18,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":105473},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732271,"noise_level":-33.028893,"freq_skew":0.047951,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":106094},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727728,"noise_level":-32.951385,"freq_skew":-0.066869,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-6.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":106414},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818326,"noise_level":-32.951385,"freq_skew":-0.194007,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":677,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":106700},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656752,"noise_level":-33.831871,"freq_skew":0.608748,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"C","sublabel":"DF","msg_text":",014,028,028,007,1/E20721,0957,41,173,010,000,038,0/N20722,0952,42,172,011,000,039,0/S21221,4220,013,020,205,22,36174,2/T21184,4128,013,003,194,42,36197,2/E30743,0968,39,173,010,000,038,0/N30744,0964,42,171"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":109698},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636856,"noise_level":-33.620964,"freq_skew":-0.175957,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":513,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":857174},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128647,"noise_level":-33.496834,"freq_skew":0.843633,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":857823},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394716,"noise_level":-33.694500,"freq_skew":-1.630974,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[136,240,239,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":860738},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820400,"noise_level":-33.364616,"freq_skew":-2.449573,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-2.000000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":861720},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658795,"noise_level":-33.284069,"freq_skew":1.657578,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":862284},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443972,"noise_level":-33.244072,"freq_skew":0.223293,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":141,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63905,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[117,4,108,69]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":865594},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565386,"noise_level":-33.125179,"freq_skew":0.727424,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042194,"usec":867258},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419720,"noise_level":-32.983730,"freq_skew":1.106963,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D86","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191411\r\n 242 97060A10760A115BCG3A-L200-0002\r\n-3000 370110017417266 339 345 320 320\r\n-2500 370140017417366 339 343 320 321\r\n-2000 370140017417366 340 342 320 319\r\n-1500 370140017417266 340 344 320 320\r\n-1000 370160017417366 340 345 320 321\r\n-0500 370160017517366 339 344 320 322\r\n 1100 370190017517366 341 344 321 321\r\n+0500 370170017517366 341 343 322 323\r\n+1000 370180017517366 341 346 322 324\r\n+1500 370180017517466 341 346 321 323\r\n+2000 370170017517466 343 346 322 325\r\n+2500 370140017617466 342 348 323 324\r\n+3000 370150017617366 343 347 323 325\r\n+3500 370140017617466 343 346 323 324\r\n+4000 370150017517366 342 345 323 323\r\n+4500 370150017517466 342 346 323 323\r\n+5000 370140017517366 342 346 322 322\r\n+5500 370140017517466 342 345 322 323\r\n+6000 370150017517466 341 346 322 323\r\n+6500 370170017517366 342 347 323 323\r\n+7000 370150017517366 341 344 322 323\r\n+7500 370140017517366 341 346 321 322\r\n+8000 370130017417366 341 345 322 323\r\n+8500 370130017417266 341 346 321 322\r\n+9000 370130017417366 341 346 322 322\r\n-30 83 84 171 1680120096611\r\n-25 83 84 171 1680120096611\r\n-20 83 84 171 1680120096611\r\n-15 83 84 171 1680120096611\r\n-10 83 84 171 1680120096611\r\n-05 83 84 171 1680120096611\r\n 11 83 84 171 1680120096611\r\n+05 84 84 171 1680120096611\r\n+10 84 84 171 1680120096611\r\n+15 84 84 171 1680120096611\r\n+20 84 84 172 1680120096611\r\n+25 84 84 172 1680120096611\r\n+30 84 84 172 1680120096611\r\n+35 84 84 172 1680120096611\r\n+40 84 84 172 1680120096611\r\n+45 83 84 172 1680120096611\r\n+50 83 84 172 1680120096611\r\n+55 83 84 172 1680120106611\r\n+60 83 84 172 1680120096611\r\n+65 83 84 172 1680120096611\r\n+70 83 84 172 1680120096611\r\n+75 83 83 171 1680120096611\r\n+80 83 83 171 1680120096611\r\n+85 83 83 171 1680120096611\r\n+90 83 83 171 1680120096611\r\n-30 70 70 22 24-079300 -548ER\r\n-25 70 70 22 23-079100 -548ER\r\n-20 70 70 23 23-079100 -548ER\r\n-15 69 70 22 23-079100 -548ER\r\n-10 70 70 22 23-079100 -548ER\r\n-05 70 70 22 24-079100 -548ER\r\n 11 70 70 23 24-079100 -548ER\r\n+05 70 70 23 24-079200 -548ER\r\n+10 70 70 23 24-079400 -548ER\r\n+15 70 70 23 23-079400 -548ER\r\n+20 70 70 23 23-079500 -548ER\r\n+25 70 70 22 23-079500 -548ER\r\n+30 70 70 22 23-079600 -548ER\r\n+35 70 70 23 23-079600 -548ER\r\n+40 70 70 23 24-079600 -548ER\r\n+45 70 70 23 23-079700 -548ER\r\n+50 70 70 23 23-079700 -550ER\r\n+55 70 70 23 23-079700 -550ER\r\n+60 70 70 23 23-079700 -548ER\r\n+65 70 70 23 23-079700 -548ER\r\n+70 70 70 23 23-079800 -548ER\r\n+75 70 70 23 23-079800 -550ER\r\n+80 70 69 22 23-079900 -550ER\r\n+85 70 69 22 23-079800 -550ER\r\n+90 70 70 23 23-079900 -550ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":624019},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452805,"noise_level":-32.945091,"freq_skew":1.046286,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":625280},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968310,"noise_level":-33.691513,"freq_skew":-2.355740,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"IB05KY","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":625280},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.968310,"noise_level":-33.691513,"freq_skew":-2.355740,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":625975},"freq":136975000,"burst_len_octets":277,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116333,"noise_level":-33.607891,"freq_skew":0.602790,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"22","blk_id":"S","ack":"8","msg_text":"  \r\n* * * *\r\n    \r\nCABIN W\r\n    \r\nNO W CLASS PAX WITH CONN FLTS\r\n    \r\n* * * *\r\n    \r\nCABIN Y\r\n    \r\nDST FLT    DATE  STD  ETD  GATE\r\n    \r\nCWB TP067  27OCT 1155      42A\r\nFAO TP1907 26OCT 2300      15 \r\nFNC TP1697 26OCT 2310      19 \r\nFNC TP1695 26OCT 2105      22A\r\nGIG TP075  26OCT 2320      41A\r\nGRU TP087  26OCT 2325      43 \r\nPDL TP1859 27OCT 0920      18 \r\nPDL TP1865 26OCT 2210      25 \r\nPOA TP117  27OCT 1110      46 \r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":625975},"freq":136975000,"burst_len_octets":277,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.116333,"noise_level":-33.607891,"freq_skew":0.602790,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":627682},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256480,"noise_level":-33.443024,"freq_skew":0.601859,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-ILI","mode":"2","label":"A9","blk_id":"L","ack":"!","msg_text":"/LBGATYA.TI2/LFPB ARR ATIS Q\r\n1844Z\r\nEXPECT ILS 27, OTHER\r\n PROC ON REQ TO APP.\r\nARR RWY 27 /DEP RWY 25\r\n /SID 7C\r\n/RSCD : \r\n RWY 27 25 AND 21 DRY\r\nTRL FL60\r\n/OPS INFOS : \r\n VFR FLIGHTS FOR ALL\r\n ACFT FORBIDDEN\r\nWIND 170"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":628735},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251781,"noise_level":-33.509212,"freq_skew":0.684272,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":50129,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":629514},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908603,"noise_level":-33.427319,"freq_skew":-2.618354,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"TP93ZS","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":630869},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572316,"noise_level":-33.346188,"freq_skew":-1.280968,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":630980},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645300,"noise_level":-33.393436,"freq_skew":0.258202,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":631140},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570909,"noise_level":-33.393436,"freq_skew":1.837466,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042195,"usec":631296},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591193,"noise_level":-33.393436,"freq_skew":0.562100,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"D","sublabel":"DF","msg_text":",010,000,039,0/V3-268,-523,07120,00384,208,203,203,0/E40764,0980,41,173,010,000,038,0/N40765,0976,42,172,010,000,040,0/S41441,4457,013,020,186,25,35948,2/T41394,4390,013,004,192,41,35972,2/E50781,0987,45,17"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042196,"usec":385683},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763354,"noise_level":-33.232552,"freq_skew":-1.630250,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042196,"usec":387545},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609731,"noise_level":-32.996677,"freq_skew":0.438873,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"_d","blk_id":"9","ack":"L","flight":"FR514W","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042196,"usec":387750},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017595,"noise_level":-33.291546,"freq_skew":-2.335101,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042196,"usec":389810},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210262,"noise_level":-33.093216,"freq_skew":0.683273,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":149731},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928434,"noise_level":-32.939388,"freq_skew":2.169702,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":149850},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255090,"noise_level":-32.939388,"freq_skew":0.862142,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"22","blk_id":"T","ack":"!","msg_text":"004NEXT FLT INFO\r\n\r\nSTAND > 603\r\nFLT NBR > TP1030\r\nDEST > BCN\r\nSTD > 27/10 07:10\r\nETD > \r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":151569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482386,"noise_level":-32.748852,"freq_skew":1.015105,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":152152},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774705,"noise_level":-33.370701,"freq_skew":-2.621855,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"1","ack":"T","flight":"TP93ZS","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":155376},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722822,"noise_level":-33.250076,"freq_skew":0.657703,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"E","sublabel":"DF","msg_text":"7,010,000,039,0/N50781,0982,44,175,010,000,040,0/E60749,0970,44,181,010,000,037,0/N60752,0967,44,178,010,000,038,0/V6-265,-515,07008,00384,208,203,203,0/S71359,4341,015,021,195,24,35599,2/T71310,4266,014,01"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":156165},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.112745,"noise_level":-33.210236,"freq_skew":0.869234,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":904061},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319869,"noise_level":-32.821571,"freq_skew":0.755094,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"A9","blk_id":"M","ack":"!","msg_text":"/LBGATYA.TI2/LFPB ARR ATIS Q\r\n1844Z\r\nEXPECT ILS 27, OTHER\r\n PROC ON REQ TO APP.\r\nARR RWY 27 /DEP RWY 25\r\n /SID 7C\r\n/RSCD : \r\n RWY 27 25 AND 21 DRY\r\nTRL FL60\r\n/OPS INFOS : \r\n VFR FLIGHTS FOR ALL\r\n ACFT FORBIDDEN\r\nWIND 170/07 KT\r\n/ VIS 10 KM\r\n- CLD : \r\n  OVC 500 FT\r\n/T+13 /DP+12\r\nQNH 1016\r\n/PHENOMENA :  NIL\r\nON FIRST CTC WITH LFPB \r\n RPT RECEIPT OF ATIS Q46A3\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":904270},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.194015,"noise_level":-33.080605,"freq_skew":-0.204658,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":904697},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988371,"noise_level":-33.041534,"freq_skew":1.756760,"avlc":{"src":{"addr":"4CA256","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":904920},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.056481,"noise_level":-33.002636,"freq_skew":0.738811,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":906243},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746654,"noise_level":-32.848770,"freq_skew":0.453359,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"F","sublabel":"DF","msg_text":"0,190,41,35622,2/E80776,0985,42,181,010,000,037,0/N80776,0980,44,181,010,000,036,0/S81499,4560,014,020,196,27,35493,2/E90738,0966,42,182,011,000,036,0/N90738,0963,44,183,011,000,036,0/S91335,4327,015,020,19"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042197,"usec":909703},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698467,"noise_level":-32.622955,"freq_skew":2.587137,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042198,"usec":672128},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979527,"noise_level":-32.475616,"freq_skew":-0.066251,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":159,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28559,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[177,75,138,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042198,"usec":672370},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341030,"noise_level":-32.569225,"freq_skew":0.829394,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042198,"usec":672540},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767210,"noise_level":-32.569225,"freq_skew":2.581612,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[53,48,210,242]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28433,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[17,243,233,55]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042198,"usec":673711},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424308,"noise_level":-32.422783,"freq_skew":1.274440,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042198,"usec":675856},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343215,"noise_level":-32.207645,"freq_skew":0.796572,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2499,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[160,27,167,54]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042199,"usec":432852},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690217,"noise_level":-31.759029,"freq_skew":0.433816,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"G","sublabel":"DF","msg_text":"8,24,35384,2/V9-258,-508,06880,00384,208,203,203,0/E00712,0954,42,186,011,000,043,0/N00710,0950,44,183,011,000,037,0/T01191,4081,015,017,192,41,35275,2/1E0753,0972,42,183,012,000,037,0/1N0753,0970,44,185,01"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042199,"usec":433757},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747248,"noise_level":-31.692020,"freq_skew":0.060332,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28543,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[88,43,25,159]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042199,"usec":434347},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728292,"noise_level":-31.625528,"freq_skew":-0.205741,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042199,"usec":438578},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976726,"noise_level":-31.332447,"freq_skew":-1.895134,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042199,"usec":439008},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814532,"noise_level":-31.300486,"freq_skew":2.583294,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":195412},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911249,"noise_level":-30.774385,"freq_skew":-2.328718,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":198142},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.508636,"noise_level":-30.774385,"freq_skew":0.121454,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":198897},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763276,"noise_level":-30.714535,"freq_skew":2.491286,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":199432},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717752,"noise_level":-30.655096,"freq_skew":0.661003,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"H","sublabel":"DF","msg_text":"1,000,036,0/1T1364,4328,015,017,189,41,35150,2/2E0763,0978,42,185,012,000,036,0/2N0763,0977,44,185,011,000,035,0/2S1451,4450,015,019,200,40,35025,2/2T1424,4398,016,018,187,41,35046,2/2V-258,-503,06768,00384"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":200022},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496389,"noise_level":-30.625526,"freq_skew":1.232188,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[222,121,205,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":200294},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173729,"noise_level":-30.596058,"freq_skew":0.652884,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":2}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":961107},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772169,"noise_level":-30.335247,"freq_skew":1.502841,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"TP1017","msg_num":"M33","msg_num_seq":"A","msg_text":"LIRF-FS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":962103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.289725,"noise_level":-30.250025,"freq_skew":-1.833191,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":962253},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419731,"noise_level":-30.250025,"freq_skew":1.721016,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":962253},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.419731,"noise_level":-30.250025,"freq_skew":1.721016,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"HN05ED","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":962253},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.419731,"noise_level":-30.250025,"freq_skew":1.721016,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":962963},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447116,"noise_level":-30.193670,"freq_skew":0.742549,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"A9","blk_id":"M","ack":"!","msg_text":"/07 KT\r\n/ VIS 10 KM\r\n- CLD : \r\n  OVC 500 FT\r\n/T+13 /DP+12\r\nQNH 1016\r\n/PHENOMENA :  NIL\r\nON FIRST CTC WITH LFPB \r\n RPT RECEIPT OF ATIS Q46A3\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":964804},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813490,"noise_level":-30.054359,"freq_skew":-0.254661,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1015,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042200,"usec":966012},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754968,"noise_level":-29.971836,"freq_skew":0.176597,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042201,"usec":722897},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418956,"noise_level":-29.544472,"freq_skew":0.682644,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"_d","blk_id":"9","ack":"L","flight":"FR514W","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042201,"usec":726991},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.572870,"noise_level":-29.964008,"freq_skew":2.055505,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2741,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[117,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042202,"usec":479378},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725954,"noise_level":-31.063616,"freq_skew":1.123340,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"_d","blk_id":"7","ack":"V","flight":"TP1017","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042202,"usec":480806},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471801,"noise_level":-30.909760,"freq_skew":0.614715,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042202,"usec":481106},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761749,"noise_level":-30.879314,"freq_skew":0.584803,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"TP37CN","msg_num":"D71","msg_num_seq":"I","sublabel":"DF","msg_text":"A320,030350,1,1,TB000000/REP019,85,01,1/CCCS-TVA,OCT26,191606,LEBL,LPPT,0037/C0TFC040TP090303/C106,68601,8100,42,0011,0,1100,44,X/CE-258,35025,250,741,6506,331,F22P09/EC599008,02376,01059,53,15,043/EE599296,05085,02252,53/E10783,0980,42,172,010,000,039,0/N10784,0976,42,172,011,000,040,0/S11466,4542,012,019,208,41,36297,2/T11433,4455,012,003,186,41,36321,2/V1-275,-533,07264,00384,208,203,203,0/X13501,-0200,080,014,028,028,007,1/E20721,0957,41,173,010,000,038,0/N20722,0952,42,172,011,000,039,0/S21221,4220,013,020,205,22,36174,2/T21184,4128,013,003,194,42,36197,2/E30743,0968,39,173,010,000,038,0/N30744,0964,42,171,010,000,039,0/V3-268,-523,07120,00384,208,203,203,0/E40764,0980,41,173,010,000,038,0/N40765,0976,42,172,010,000,040,0/S41441,4457,013,020,186,25,35948,2/T41394,4390,013,004,192,41,35972,2/E50781,0987,45,177,010,000,039,0/N50781,0982,44,175,010,000,040,0/E60749,0970,44,181,010,000,037,0/N60752,0967,44,178,010,000,038,0/V6-265,-515,07008,00384,208,203,203,0/S71359,4341,015,021,195,24,35599,2/T71310,4266,014,010,190,41,35622,2/E80776,0985,42,181,010,000,037,0/N80776,0980,44,181,010,000,036,0/S81499,4560,014,020,196,27,35493,2/E90738,0966,42,182,011,000,036,0/N90738,0963,44,183,011,000,036,0/S91335,4327,015,020,198,24,35384,2/V9-258,-508,06880,00384,208,203,203,0/E00712,0954,42,186,011,000,043,0/N00710,0950,44,183,011,000,037,0/T01191,4081,015,017,192,41,35275,2/1E0753,0972,42,183,012,000,037,0/1N0753,0970,44,185,011,000,036,0/1T1364,4328,015,017,189,41,35150,2/2E0763,0978,42,185,012,000,036,0/2N0763,0977,44,185,011,000,035,0/2S1451,4450,015,019,200,40,35025,2/2T1424,4398,016,018,187,41,35046,2/2V-258,-503,06768,00384,208,203,203,0/2X3501,-0100,080,016,019,016,007,1/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042202,"usec":481497},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645644,"noise_level":-30.848972,"freq_skew":-0.028452,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-6.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042202,"usec":482103},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470063,"noise_level":-30.788609,"freq_skew":2.540308,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4975,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8401,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[194,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042202,"usec":482648},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166893,"noise_level":-30.758583,"freq_skew":0.616728,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[160,97]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042202,"usec":483279},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764340,"noise_level":-31.489956,"freq_skew":1.928117,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"8D","blk_id":"4","ack":"!","flight":"EC47NL","msg_num":"M97","msg_num_seq":"A","msg_text":"0014,93,0027,89,----,---,0041,2049,LPPT,LFLL\r\n\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042203,"usec":250321},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352682,"noise_level":-31.459030,"freq_skew":1.202863,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042203,"usec":250685},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538539,"noise_level":-31.864300,"freq_skew":0.679385,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042203,"usec":251213},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722117,"noise_level":-32.572857,"freq_skew":2.504222,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28433,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[11,191,50,40]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":41}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042203,"usec":254666},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.759505,"noise_level":-32.211128,"freq_skew":1.998433,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":6658},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522508,"noise_level":-32.610012,"freq_skew":1.668290,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"HN05ED","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":7636},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411709,"noise_level":-32.499435,"freq_skew":0.757433,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":8222},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505964,"noise_level":-32.894981,"freq_skew":1.782361,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":9462},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.852678,"noise_level":-32.742992,"freq_skew":-2.285743,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":254,"pdu_id":356,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":9828},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880096,"noise_level":-33.772690,"freq_skew":1.117020,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":10665},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645309,"noise_level":-33.997784,"freq_skew":2.494818,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":11222},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186129,"noise_level":-34.121002,"freq_skew":0.845113,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":11329},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303847,"noise_level":-34.121002,"freq_skew":0.675959,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"A9","blk_id":"M","ack":"!","msg_text":"/07 KT\r\n/ VIS 10 KM\r\n- CLD : \r\n  OVC 500 FT\r\n/T+13 /DP+12\r\nQNH 1016\r\n/PHENOMENA :  NIL\r\nON FIRST CTC WITH LFPB \r\n RPT RECEIPT OF ATIS Q46A3\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":12424},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773061,"noise_level":-33.989571,"freq_skew":-0.121295,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":1015,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":12939},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935350,"noise_level":-33.946198,"freq_skew":2.419092,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":13163},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.015258,"noise_level":-33.903042,"freq_skew":1.583466,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":766323},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.228136,"noise_level":-33.903042,"freq_skew":-0.147297,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":513,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":766608},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.242503,"noise_level":-33.860100,"freq_skew":0.653980,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":767830},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288868,"noise_level":-33.648514,"freq_skew":0.838508,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":767965},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.259689,"noise_level":-33.648514,"freq_skew":2.386950,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LFOB"},{"name":"ac_location","value":{"loc":{"lat":44.000000,"lon":-1.300000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":768248},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.087448,"noise_level":-33.606808,"freq_skew":2.145495,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":768548},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.095342,"noise_level":-33.565300,"freq_skew":1.261367,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":768891},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289312,"noise_level":-33.523994,"freq_skew":0.643198,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":770684},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035323,"noise_level":-33.280178,"freq_skew":1.703246,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042204,"usec":774790},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068274,"noise_level":-32.965393,"freq_skew":1.263518,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVK","mode":"2","label":"_d","blk_id":"7","ack":"V","flight":"TP1017","msg_num":"S78","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042205,"usec":529064},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901647,"noise_level":-32.774288,"freq_skew":2.432858,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QEP","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR02MF","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042205,"usec":529631},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656400,"noise_level":-32.699009,"freq_skew":1.142148,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZA","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"FR03XD","msg_num":"M82","msg_num_seq":"A","msg_text":"191643,36000,2134, 182,N 41.904 W  1.205"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042205,"usec":530038},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.318814,"noise_level":-32.661613,"freq_skew":2.422096,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042205,"usec":531730},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510052,"noise_level":-32.550385,"freq_skew":1.221061,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":19,"variable_part_params":[{"name":"atn_checksum","value":[130,184,201,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042205,"usec":532408},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964224,"noise_level":-32.868862,"freq_skew":1.859941,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042205,"usec":534153},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.992146,"noise_level":-32.679848,"freq_skew":2.568553,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221136","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,94,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042205,"usec":534951},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656656,"noise_level":-32.642532,"freq_skew":2.599880,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[138,252,5,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042206,"usec":293711},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616872,"noise_level":-32.277954,"freq_skew":2.623875,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-5.700000},"alt":0}},{"name":"alternate_ground_stations","value":["11928A","129F1A","11989A","109F8A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042206,"usec":294784},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688979,"noise_level":-32.136303,"freq_skew":0.011627,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-7.200000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042206,"usec":296072},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175845,"noise_level":-31.996922,"freq_skew":0.580207,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042206,"usec":296299},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315908,"noise_level":-31.996922,"freq_skew":0.692240,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":50427,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042206,"usec":298825},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648717,"noise_level":-32.054470,"freq_skew":-0.021918,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"EC91RH","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042206,"usec":298825},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.648717,"noise_level":-32.054470,"freq_skew":-0.021918,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,54,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":48181},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.134617,"noise_level":-31.882206,"freq_skew":0.668425,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":48931},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.917215,"noise_level":-31.814247,"freq_skew":2.434726,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":49937},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.757407,"noise_level":-31.713293,"freq_skew":2.955324,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221116","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,78,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":50691},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196731,"noise_level":-31.613499,"freq_skew":-2.213229,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":52872},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.585862,"noise_level":-31.449682,"freq_skew":1.493606,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":816722},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788903,"noise_level":-31.193838,"freq_skew":-1.121491,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[54,110,241,3]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[126,244,40,59]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":46}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":817300},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822958,"noise_level":-31.162380,"freq_skew":2.840457,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDY","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR11HW","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":819263},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.133396,"noise_level":-30.945316,"freq_skew":0.862687,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":819501},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663793,"noise_level":-30.945316,"freq_skew":-0.223184,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":821028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668185,"noise_level":-31.033119,"freq_skew":1.227879,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042207,"usec":822395},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158762,"noise_level":-30.910248,"freq_skew":0.840041,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"A9","blk_id":"M","ack":"!","msg_text":"/07 KT\r\n/ VIS 10 KM\r\n- CLD : \r\n  OVC 500 FT\r\n/T+13 /DP+12\r\nQNH 1016\r\n/PHENOMENA :  NIL\r\nON FIRST CTC WITH LFPB \r\n RPT RECEIPT OF ATIS Q46A3\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042208,"usec":575194},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463034,"noise_level":-31.378475,"freq_skew":-0.297160,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-LKX","mode":"2","label":"H2","blk_id":"0","ack":"!","flight":"EC91RH","msg_num":"M59","msg_num_seq":"A","msg_text":"02E26EGGDLPFRN48170W00409518013902M572222061G    QN46449W00446518163900M567220065G    QN45137W00521018313899M595209065G    QN43460W00609918463902M597201057G    QN42177W00658219013904M587196061G    QN40430W00713"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042208,"usec":576777},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023892,"noise_level":-31.802872,"freq_skew":2.702527,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042208,"usec":578987},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733040,"noise_level":-31.635479,"freq_skew":0.527723,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"_d","blk_id":"0","ack":"M","flight":"FR514W","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042208,"usec":579492},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524877,"noise_level":-31.602385,"freq_skew":-1.145942,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042209,"usec":340983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326159,"noise_level":-31.183247,"freq_skew":0.716422,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042209,"usec":341843},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586893,"noise_level":-31.089329,"freq_skew":2.502997,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[138,252,5,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042209,"usec":342082},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540629,"noise_level":-31.089329,"freq_skew":0.715849,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042209,"usec":346298},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.443151,"noise_level":-30.779350,"freq_skew":2.268074,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":94460},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329206,"noise_level":-30.542250,"freq_skew":0.591777,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":94933},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564659,"noise_level":-30.513062,"freq_skew":0.185703,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[26,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":96111},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159214,"noise_level":-31.499786,"freq_skew":0.585509,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[77,173]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":96387},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004539,"noise_level":-31.499786,"freq_skew":2.717741,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":97148},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618728,"noise_level":-31.434744,"freq_skew":2.520127,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":100909},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290659,"noise_level":-31.306097,"freq_skew":0.416211,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6086,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[129,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":101240},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218647,"noise_level":-31.274233,"freq_skew":0.598768,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[176,77]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":865401},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364531,"noise_level":-30.749674,"freq_skew":0.983800,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[63,191]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042210,"usec":871309},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439669,"noise_level":-31.104944,"freq_skew":1.025698,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5576,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28510,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[151,114]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042211,"usec":630005},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143603,"noise_level":-30.981060,"freq_skew":0.744041,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042211,"usec":632628},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236945,"noise_level":-31.237301,"freq_skew":0.744817,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45296,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[97,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042211,"usec":638299},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135426,"noise_level":-31.049316,"freq_skew":-0.007505,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042211,"usec":643767},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380429,"noise_level":-30.804836,"freq_skew":0.960627,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSL","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR4423","msg_num":"M45","msg_num_seq":"A","msg_text":"191650,M121512,1944, 113,N 41.603 W  5.930"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042211,"usec":644014},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614782,"noise_level":-31.430901,"freq_skew":0.113594,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-6.000000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":384796},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307267,"noise_level":-31.112928,"freq_skew":0.627963,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":384914},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794152,"noise_level":-31.112928,"freq_skew":-1.088882,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[139,59,36,173]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,89,188,185]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":387070},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628667,"noise_level":-30.988932,"freq_skew":-0.015795,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TP05AS","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":387070},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.628667,"noise_level":-30.988932,"freq_skew":-0.015795,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,211,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":388588},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.022617,"noise_level":-31.215296,"freq_skew":0.717555,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":388739},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553902,"noise_level":-31.215296,"freq_skew":1.256859,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":389300},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597879,"noise_level":-32.169117,"freq_skew":-0.078948,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"H2","blk_id":"1","ack":"!","flight":"EC91RH","msg_num":"M59","msg_num_seq":"B","msg_text":"02E26EGGDLPFRN48170W00409518013902M572222061G    QN46449W00446518163900M567220065G    QN45137W00521018313899M595209065G    QN43460W00609918463902M597201057G    QN42177W00658219013904M587196061G    QN40430W00713619163899M587188053G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":389436},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-9.723319,"noise_level":-32.169117,"freq_skew":-0.241518,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":390035},"freq":136975000,"burst_len_octets":265,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725482,"noise_level":-32.169117,"freq_skew":2.492476,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-4.000000},"alt":43000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":390035},"freq":136975000,"burst_len_octets":265,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.725482,"noise_level":-32.169117,"freq_skew":2.492476,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042212,"usec":390035},"freq":136975000,"burst_len_octets":265,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.725482,"noise_level":-32.169117,"freq_skew":2.492476,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061620","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,86,69,0,52,99,144,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042213,"usec":149130},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.279168,"noise_level":-32.418522,"freq_skew":1.415457,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-7.600000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042213,"usec":151323},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830603,"noise_level":-32.168163,"freq_skew":-0.641572,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":754,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[147,116,178,226]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,125,30,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042213,"usec":153949},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450391,"noise_level":-31.959167,"freq_skew":0.812232,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSL","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042213,"usec":154478},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515270,"noise_level":-31.924818,"freq_skew":0.980838,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"IB07DW","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001425,1,1,TB000000/REP033,00,00,1/POSDMU,191642, 43.723,-  3.929,  4155,350\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042213,"usec":155279},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375938,"noise_level":-31.856525,"freq_skew":0.805430,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042213,"usec":915049},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.442780,"noise_level":-31.522888,"freq_skew":1.507396,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23127215","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,141,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042213,"usec":917253},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165643,"noise_level":-31.296741,"freq_skew":0.786989,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042214,"usec":671589},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307368,"noise_level":-30.800932,"freq_skew":-3.350437,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":36,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[253,189,71,120]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28529,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[88,87,124,147]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042214,"usec":672545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395889,"noise_level":-31.346222,"freq_skew":0.993590,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042214,"usec":675776},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190845,"noise_level":-31.871565,"freq_skew":0.504650,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042214,"usec":677007},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805977,"noise_level":-31.803686,"freq_skew":-0.044356,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042214,"usec":678614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959150,"noise_level":-32.511658,"freq_skew":1.441695,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042214,"usec":680296},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046556,"noise_level":-32.402313,"freq_skew":0.103448,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042215,"usec":444390},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676718,"noise_level":-31.841333,"freq_skew":-3.053457,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042215,"usec":444860},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.170588,"noise_level":-31.807446,"freq_skew":1.794177,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1877,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042215,"usec":445666},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794960,"noise_level":-31.773691,"freq_skew":-0.873602,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[139,59,36,173]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,89,188,185]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":195965},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.461609,"noise_level":-31.889782,"freq_skew":-0.246753,"avlc":{"src":{"addr":"440209","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":196804},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017738,"noise_level":-31.821762,"freq_skew":0.032415,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":196909},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450115,"noise_level":-32.725941,"freq_skew":2.315097,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":198608},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864465,"noise_level":-32.539978,"freq_skew":-0.490138,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":754,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":13,"variable_part_params":[{"name":"atn_checksum","value":[147,116,178,226]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[138,125,30,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":202615},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456554,"noise_level":-32.580990,"freq_skew":1.824765,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":38.900002,"lon":-3.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":203481},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616095,"noise_level":-32.507362,"freq_skew":0.989942,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"IB07DW","msg_num":"D26","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001425,1,1,TB000000/REP033,00,00,1/POSDMU,191642, 43.723,-  3.929,  4155,350\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":204289},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669449,"noise_level":-32.470779,"freq_skew":-1.107750,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":204289},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.669449,"noise_level":-32.470779,"freq_skew":-1.107750,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":215,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[249,202,76,195]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":204889},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863310,"noise_level":-32.780281,"freq_skew":-2.668027,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":459,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":957502},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103707,"noise_level":-33.164391,"freq_skew":0.713350,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":50726,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":958101},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537526,"noise_level":-33.085670,"freq_skew":2.502654,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":958251},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546372,"noise_level":-33.085670,"freq_skew":-0.502543,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":963803},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866779,"noise_level":-32.627762,"freq_skew":-0.074590,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042216,"usec":964421},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424359,"noise_level":-32.553734,"freq_skew":2.591072,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-4.000000},"alt":43000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042217,"usec":717202},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495795,"noise_level":-32.443871,"freq_skew":-0.499970,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":755,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,183,176,63]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042217,"usec":718272},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985154,"noise_level":-32.335373,"freq_skew":1.352775,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":160,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042217,"usec":719663},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472878,"noise_level":-32.192787,"freq_skew":-2.559118,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042217,"usec":720422},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432660,"noise_level":-32.601856,"freq_skew":2.160541,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"FRRYR2","msg_num":"M74","msg_num_seq":"A","msg_text":"191656,M 98148,2019, 102,N 42.848 W  6.641"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042217,"usec":720705},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456740,"noise_level":-32.601856,"freq_skew":2.329962,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-4.000000},"alt":43000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042217,"usec":722731},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763767,"noise_level":-32.557571,"freq_skew":1.087822,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042218,"usec":489432},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340319,"noise_level":-32.126015,"freq_skew":1.297753,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":552,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042218,"usec":489517},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630039,"noise_level":-32.400177,"freq_skew":-1.729649,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-5.100000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042218,"usec":496147},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907937,"noise_level":-32.010735,"freq_skew":-0.671804,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042219,"usec":238697},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577386,"noise_level":-31.671238,"freq_skew":0.659971,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042219,"usec":239560},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552128,"noise_level":-31.858999,"freq_skew":-0.008258,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[66,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042219,"usec":241535},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.055065,"noise_level":-32.433300,"freq_skew":0.866843,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2567,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[58,102,28,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042219,"usec":248962},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480029,"noise_level":-32.670334,"freq_skew":1.933150,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042219,"usec":250201},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413877,"noise_level":-33.055973,"freq_skew":-0.494419,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042219,"usec":250653},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258085,"noise_level":-33.055973,"freq_skew":0.843047,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042219,"usec":250731},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788280,"noise_level":-33.017014,"freq_skew":0.457606,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":321,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8311,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[242,214,62,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":4079},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810455,"noise_level":-32.939610,"freq_skew":-1.015844,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":215,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[249,202,76,195]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":4398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881783,"noise_level":-32.901165,"freq_skew":1.533802,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":5776},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591987,"noise_level":-32.749065,"freq_skew":1.037760,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28510,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[23,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":58}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":6391},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643129,"noise_level":-33.401886,"freq_skew":0.251481,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-3.000000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":6608},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650434,"noise_level":-34.376244,"freq_skew":-3.234655,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":37,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[83,138,121,35]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28529,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[184,3,241,17]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":7357},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653444,"noise_level":-34.326328,"freq_skew":1.534603,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":7446},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714194,"noise_level":-34.326328,"freq_skew":-0.620236,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[232,65,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":8394},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546074,"noise_level":-34.191780,"freq_skew":1.724602,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"U298TL","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":9949},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581376,"noise_level":-34.059280,"freq_skew":1.716985,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20007024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,14,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":10283},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144848,"noise_level":-34.015560,"freq_skew":0.826226,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":768379},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585278,"noise_level":-34.406605,"freq_skew":0.372688,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"IB07RA","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":768379},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.585278,"noise_level":-34.406605,"freq_skew":0.372688,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15071314","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,114,204,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":769853},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625714,"noise_level":-34.226021,"freq_skew":-0.858018,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":769954},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726269,"noise_level":-34.226021,"freq_skew":-0.204798,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":774887},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309735,"noise_level":-33.875736,"freq_skew":0.633849,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[151,234]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":776586},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964467,"noise_level":-33.621994,"freq_skew":1.431827,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":128,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[7,211,218,42]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042220,"usec":776915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804445,"noise_level":-33.580414,"freq_skew":1.527424,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042221,"usec":533939},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544218,"noise_level":-33.135719,"freq_skew":-1.009760,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[224,8,86,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042221,"usec":536437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247902,"noise_level":-32.940872,"freq_skew":0.201194,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042221,"usec":537328},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890867,"noise_level":-33.074448,"freq_skew":-1.857032,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[85,6,93,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042221,"usec":540854},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412178,"noise_level":-32.804752,"freq_skew":1.006482,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[52,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042222,"usec":283636},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128121,"noise_level":-32.766899,"freq_skew":0.434998,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"SA","blk_id":"5","ack":"!","flight":"IB07RA","msg_num":"S60","msg_num_seq":"A","msg_text":"0EV191659V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":16,"sec":59}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042222,"usec":284203},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404743,"noise_level":-32.691685,"freq_skew":0.619298,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61199,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042222,"usec":285338},"freq":136975000,"burst_len_octets":202,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763097,"noise_level":-32.543179,"freq_skew":2.353854,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042222,"usec":285338},"freq":136975000,"burst_len_octets":202,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.763097,"noise_level":-32.543179,"freq_skew":2.353854,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061620","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,86,69,0,52,99,144,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042222,"usec":285748},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755634,"noise_level":-32.506447,"freq_skew":-0.217517,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042222,"usec":286713},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419528,"noise_level":-32.397171,"freq_skew":0.386622,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"8D","blk_id":"7","ack":"!","flight":"U264ZU","msg_num":"M54","msg_num_seq":"A","msg_text":"0016,04,----,---,----,---,0016,2006,EGGD,LEMG\r\nABM-ABM-ABM\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042222,"usec":287163},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851676,"noise_level":-32.361053,"freq_skew":1.322083,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":50611},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045643,"noise_level":-31.904648,"freq_skew":1.382365,"avlc":{"src":{"addr":"4952CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":51357},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422775,"noise_level":-31.836512,"freq_skew":0.770466,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":51463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945360,"noise_level":-32.463646,"freq_skew":-1.746755,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":51681},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096617,"noise_level":-32.463646,"freq_skew":0.868841,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[93,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":51957},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239782,"noise_level":-32.427246,"freq_skew":-3.311805,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":37,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[83,138,121,35]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28529,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[184,3,241,17]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":16,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":56209},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641608,"noise_level":-32.176640,"freq_skew":1.979443,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":217,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":58512},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671265,"noise_level":-31.967442,"freq_skew":2.273250,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[51,14,77,142]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":60144},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266137,"noise_level":-31.933060,"freq_skew":1.789901,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-2.500000},"alt":25000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":60425},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511334,"noise_level":-32.309628,"freq_skew":-0.614871,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[232,65,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":823884},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236684,"noise_level":-31.889923,"freq_skew":-3.181977,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":38,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28529,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,28,218,82]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":824086},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338588,"noise_level":-31.855848,"freq_skew":0.269573,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":826068},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646353,"noise_level":-31.687441,"freq_skew":1.041885,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042223,"usec":829223},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593950,"noise_level":-31.522236,"freq_skew":2.472189,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042224,"usec":570907},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414828,"noise_level":-31.961906,"freq_skew":0.722271,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042224,"usec":571806},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198737,"noise_level":-32.477646,"freq_skew":0.829224,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61202,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042224,"usec":572285},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338513,"noise_level":-32.441189,"freq_skew":0.493864,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042224,"usec":574915},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290339,"noise_level":-32.812637,"freq_skew":0.624590,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":50937,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042224,"usec":575252},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687896,"noise_level":-32.774750,"freq_skew":-3.048495,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042224,"usec":577339},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015440,"noise_level":-32.602219,"freq_skew":2.122489,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042224,"usec":577624},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689890,"noise_level":-32.602219,"freq_skew":1.289070,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,37,232,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042224,"usec":579223},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724883,"noise_level":-32.565235,"freq_skew":0.002188,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"TP055E","msg_num":"F27","msg_num_seq":"A","sublabel":"M1","msg_text":"REQPWI/DQ370/WRLPPT.LPFR5B7F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":336809},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639248,"noise_level":-32.528412,"freq_skew":-0.063422,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LSV","mode":"2","label":"_d","blk_id":"3","ack":"G","flight":"EC68VH","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":338271},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487159,"noise_level":-32.382648,"freq_skew":-0.146101,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":700,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[169,19,174,242]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28294,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[0,88,8,95]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":339235},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.189648,"noise_level":-32.893818,"freq_skew":2.802945,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8255,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[168,15]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":339895},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108325,"noise_level":-32.817501,"freq_skew":0.713245,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[99,222,119,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":340567},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748904,"noise_level":-32.741848,"freq_skew":1.772127,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":340928},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806853,"noise_level":-32.704269,"freq_skew":-3.264178,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":340928},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.806853,"noise_level":-32.704269,"freq_skew":-3.264178,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":39,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":52,"dst_ref":44723,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[196,230,238,210]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":341665},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162516,"noise_level":-33.371727,"freq_skew":2.304891,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":341775},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661965,"noise_level":-33.371727,"freq_skew":2.650945,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":970,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042225,"usec":341985},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289280,"noise_level":-33.331326,"freq_skew":0.808097,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":104538},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009260,"noise_level":-33.132092,"freq_skew":-0.214924,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":104767},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.984782,"noise_level":-33.422195,"freq_skew":0.797399,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":105478},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716020,"noise_level":-33.341110,"freq_skew":-0.215157,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LSV","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"EC68VH","msg_num":"F31","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLFMN,04R,55,2016033E26"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":105768},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590773,"noise_level":-33.300854,"freq_skew":1.250312,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":106461},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614083,"noise_level":-33.220894,"freq_skew":-3.137223,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":40,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,87,171,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":111689},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295454,"noise_level":-33.470005,"freq_skew":0.690229,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":113274},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637792,"noise_level":-33.389465,"freq_skew":1.071178,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[52,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":113943},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510257,"noise_level":-33.308685,"freq_skew":-1.861113,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-5.100000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":114229},"freq":136975000,"burst_len_octets":202,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673634,"noise_level":-33.308685,"freq_skew":2.344930,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"E90868","msg_num":"M66","msg_num_seq":"A","msg_text":"E90868/26/191634/N42.840/W004.932/43034/N/MSLP/LEBL/2015/490.059/0132/175.2/215/029/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":114229},"freq":136975000,"burst_len_octets":202,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.673634,"noise_level":-33.308685,"freq_skew":2.344930,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061620","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,86,69,0,52,99,144,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":114795},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362142,"noise_level":-33.308685,"freq_skew":0.648769,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4012,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":115854},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698308,"noise_level":-33.859283,"freq_skew":0.167294,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":859321},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017857,"noise_level":-33.647717,"freq_skew":-3.191588,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":859697},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650081,"noise_level":-34.246670,"freq_skew":-0.267496,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":859968},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825489,"noise_level":-34.391144,"freq_skew":-1.838204,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TP0835","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":859968},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.825489,"noise_level":-34.391144,"freq_skew":-1.838204,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250510","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,72,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":860362},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681620,"noise_level":-34.875896,"freq_skew":0.759935,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":862118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773428,"noise_level":-35.083611,"freq_skew":0.866485,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042226,"usec":866361},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609459,"noise_level":-34.840462,"freq_skew":-0.617754,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[232,65,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042227,"usec":625250},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784503,"noise_level":-34.785469,"freq_skew":2.521733,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"TP1065","msg_num":"M38","msg_num_seq":"A","msg_text":"191705,32995, 3940,N4033.28 W00721.98"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042227,"usec":626066},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576330,"noise_level":-34.690681,"freq_skew":2.854661,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3128,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042227,"usec":628955},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749456,"noise_level":-34.321552,"freq_skew":-0.223460,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042227,"usec":631793},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615033,"noise_level":-33.967476,"freq_skew":-1.147007,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":150,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[8,113,139,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042227,"usec":632756},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395171,"noise_level":-33.881165,"freq_skew":0.735199,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042227,"usec":633031},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224815,"noise_level":-33.838329,"freq_skew":0.744338,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042227,"usec":634017},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.205137,"noise_level":-33.711079,"freq_skew":-1.736969,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042228,"usec":385900},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451292,"noise_level":-33.544258,"freq_skew":2.508893,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042228,"usec":387207},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308471,"noise_level":-33.380581,"freq_skew":0.641221,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45330,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[242,208,121,228]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042228,"usec":387381},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175323,"noise_level":-33.380581,"freq_skew":0.733849,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[99,222,119,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042228,"usec":389516},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615400,"noise_level":-33.335815,"freq_skew":2.380334,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042228,"usec":390770},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151757,"noise_level":-33.255531,"freq_skew":1.911476,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[254,43,110,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":152957},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488105,"noise_level":-32.713417,"freq_skew":-1.145487,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":155056},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347871,"noise_level":-32.459816,"freq_skew":0.718848,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":157454},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116451,"noise_level":-32.208282,"freq_skew":0.695483,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"A4","blk_id":"N","ack":"!","msg_text":"/LISCAYA.FS1/FSM 1917 261026 LPFR\r\nFR69XZ TIS RECEIVED\r\nTERMINATION OF ATIS\r\n UPDATE CONTRACTAE44\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":157597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-17.468245,"noise_level":-32.208282,"freq_skew":1.830663,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":158895},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912742,"noise_level":-32.067753,"freq_skew":-0.016224,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":577,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":905214},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241534,"noise_level":-31.963827,"freq_skew":0.797839,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"H1","blk_id":"E","ack":"!","msg_text":".LISOZTP 261917\r\nFCD\r\nAN CS-TJI/MA 611A\r\n- #MDPWI/DD370184064A036\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":906158},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776115,"noise_level":-31.861132,"freq_skew":2.687124,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":910422},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374866,"noise_level":-31.527321,"freq_skew":1.989210,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"_d","blk_id":"4","ack":"N","flight":"FR69XZ","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":911446},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165603,"noise_level":-31.429630,"freq_skew":0.588561,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[153,99]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":911990},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402930,"noise_level":-31.397308,"freq_skew":0.595939,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042229,"usec":913556},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586400,"noise_level":-31.237484,"freq_skew":-0.430571,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[232,65,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042230,"usec":675708},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194407,"noise_level":-30.926392,"freq_skew":0.780015,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042230,"usec":681188},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.268130,"noise_level":-30.479698,"freq_skew":2.177890,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2742,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[113,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042231,"usec":436069},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.190691,"noise_level":-31.381828,"freq_skew":2.075823,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2743,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28497,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[142,92]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":9}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042231,"usec":437059},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.197694,"noise_level":-31.317657,"freq_skew":0.838737,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":51143,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042231,"usec":438862},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.110188,"noise_level":-31.898355,"freq_skew":-1.692199,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":192260},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861528,"noise_level":-31.695679,"freq_skew":0.388799,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28392,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[149,61,21,5]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28392,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[93,244,13,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":192556},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451629,"noise_level":-31.695679,"freq_skew":2.435515,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":315,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":193569},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448891,"noise_level":-31.941971,"freq_skew":0.726733,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":194449},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199951,"noise_level":-31.839533,"freq_skew":0.634916,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[249,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":196819},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669951,"noise_level":-31.605101,"freq_skew":2.949274,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":201003},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452285,"noise_level":-31.506536,"freq_skew":2.000809,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-2.500000},"alt":25000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":202089},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092369,"noise_level":-31.942291,"freq_skew":0.625169,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"H1","blk_id":"E","ack":"!","msg_text":".LISOZTP 261917\r\nFCD\r\nAN CS-TJI/MA 611A\r\n- #MDPWI/DD370184064A036\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":205191},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.038433,"noise_level":-32.329453,"freq_skew":0.617473,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":962342},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695397,"noise_level":-32.876102,"freq_skew":0.441299,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":965832},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689619,"noise_level":-32.643776,"freq_skew":1.358081,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":966804},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.255545,"noise_level":-33.553928,"freq_skew":2.335057,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":967601},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923033,"noise_level":-34.203133,"freq_skew":0.399091,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[169,241,89,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042232,"usec":968138},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555455,"noise_level":-34.158684,"freq_skew":2.414331,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":284,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[191,42,220,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042233,"usec":723913},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709259,"noise_level":-33.853752,"freq_skew":0.082042,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"TP055E","msg_num":"F28","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,07146D6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042233,"usec":724516},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.053267,"noise_level":-33.768562,"freq_skew":0.804163,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[18,242,102,27]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042233,"usec":724718},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419408,"noise_level":-33.768562,"freq_skew":0.710550,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042233,"usec":726605},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750057,"noise_level":-33.517883,"freq_skew":2.598282,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042233,"usec":729723},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543459,"noise_level":-33.234291,"freq_skew":0.594756,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042234,"usec":476118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397873,"noise_level":-32.618870,"freq_skew":0.150363,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042234,"usec":476206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.138730,"noise_level":-32.618870,"freq_skew":1.427847,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042234,"usec":479196},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870360,"noise_level":-32.255264,"freq_skew":-0.165973,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042235,"usec":245126},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468770,"noise_level":-31.703405,"freq_skew":-0.526553,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[232,65,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042235,"usec":252945},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.180755,"noise_level":-32.035553,"freq_skew":0.846289,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042236,"usec":12907},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478603,"noise_level":-31.966385,"freq_skew":0.248158,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":143,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28392,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[78,180,11,145]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042236,"usec":14180},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.587854,"noise_level":-31.829683,"freq_skew":-0.539814,"avlc":{"src":{"addr":"4952CF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8367,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[187,247,131,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042236,"usec":14894},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926907,"noise_level":-31.728552,"freq_skew":0.337653,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":144,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63905,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[245,217,6,71]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042236,"usec":761940},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450065,"noise_level":-31.082855,"freq_skew":0.831614,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[235,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042236,"usec":768831},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.136522,"noise_level":-31.358767,"freq_skew":0.361037,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":145,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":55,"dst_ref":28392,"variable_part_params":[{"name":"atn_checksum","value":[153,108,66,21]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042236,"usec":771146},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807246,"noise_level":-31.262941,"freq_skew":0.359236,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042236,"usec":772572},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.295582,"noise_level":-31.168163,"freq_skew":-0.033002,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042236,"usec":773494},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.905737,"noise_level":-31.105547,"freq_skew":0.600071,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2498,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[135,177,196,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042237,"usec":528822},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.258846,"noise_level":-31.012461,"freq_skew":0.311334,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63905,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[232,163,103,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042237,"usec":531308},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664894,"noise_level":-30.769003,"freq_skew":-0.451062,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-3.000000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042237,"usec":531308},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.664894,"noise_level":-30.769003,"freq_skew":-0.451062,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"LH02NZ","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042237,"usec":533122},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885041,"noise_level":-31.039371,"freq_skew":-0.616122,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042237,"usec":533782},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462944,"noise_level":-31.142891,"freq_skew":-0.247006,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042237,"usec":534659},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500051,"noise_level":-31.080456,"freq_skew":1.139309,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":816,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042237,"usec":535129},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700474,"noise_level":-31.049406,"freq_skew":-0.074123,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[37,233]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042238,"usec":296571},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967951,"noise_level":-30.744862,"freq_skew":0.233344,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":145,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":55,"dst_ref":28392,"variable_part_params":[{"name":"atn_checksum","value":[153,108,66,21]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042238,"usec":298598},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409033,"noise_level":-30.567133,"freq_skew":0.787394,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042238,"usec":300381},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931872,"noise_level":-31.323195,"freq_skew":0.328709,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[185,230,12,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042238,"usec":300737},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.084161,"noise_level":-31.323195,"freq_skew":0.561983,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042238,"usec":301197},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473599,"noise_level":-32.006981,"freq_skew":-0.438970,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":160,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[168,164,128,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042238,"usec":303249},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591889,"noise_level":-32.649002,"freq_skew":-0.472276,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":58461},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.954421,"noise_level":-32.537930,"freq_skew":0.567316,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":60788},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201701,"noise_level":-32.248501,"freq_skew":0.869681,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[138,137,49,135]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":60998},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914083,"noise_level":-32.212990,"freq_skew":-0.549054,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":756,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[232,65,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":61859},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559005,"noise_level":-32.142403,"freq_skew":0.344196,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":35,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[186,163,216,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":63434},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666587,"noise_level":-32.926476,"freq_skew":0.077115,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":71,"dst_ref":44725,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[122,89,144,134]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":64594},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.354043,"noise_level":-33.437653,"freq_skew":2.142535,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2744,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28497,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[250,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":814539},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299395,"noise_level":-33.824814,"freq_skew":0.744629,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":814702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016277,"noise_level":-33.782257,"freq_skew":0.486415,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":814922},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492364,"noise_level":-33.739902,"freq_skew":-0.652487,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":815401},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269429,"noise_level":-33.697758,"freq_skew":0.640925,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[245,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":817087},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743475,"noise_level":-34.009270,"freq_skew":-1.828061,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":257,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":818107},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077931,"noise_level":-33.879505,"freq_skew":0.736156,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[235,252,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042239,"usec":821868},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353271,"noise_level":-33.887367,"freq_skew":0.445802,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042240,"usec":574848},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780755,"noise_level":-33.675125,"freq_skew":-0.128093,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042240,"usec":578464},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006605,"noise_level":-33.416496,"freq_skew":-3.004544,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[87,186,64,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042240,"usec":585394},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.170490,"noise_level":-33.096817,"freq_skew":2.144816,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042240,"usec":587580},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319627,"noise_level":-32.979908,"freq_skew":0.625319,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[253,68,103,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042241,"usec":342596},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449683,"noise_level":-32.768959,"freq_skew":1.070475,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":816,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042241,"usec":345076},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146825,"noise_level":-32.956985,"freq_skew":1.568815,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":44.500000,"lon":-3.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042241,"usec":345076},"freq":136975000,"burst_len_octets":108,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.146825,"noise_level":-32.956985,"freq_skew":1.568815,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"U22069","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042241,"usec":345570},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035627,"noise_level":-32.918465,"freq_skew":1.445003,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,95,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042241,"usec":346598},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768150,"noise_level":-32.803913,"freq_skew":2.676033,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8255,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[163,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042241,"usec":347646},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525773,"noise_level":-32.690857,"freq_skew":1.971616,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":2}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-2.500000},"alt":25000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":95356},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771739,"noise_level":-33.282284,"freq_skew":-0.199636,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"TP055E","msg_num":"F29","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AC,0858A2F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":96242},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178166,"noise_level":-33.202492,"freq_skew":0.590312,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":98251},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630572,"noise_level":-33.438690,"freq_skew":2.598418,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8255,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[190,127]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":104070},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404895,"noise_level":-33.357460,"freq_skew":1.419982,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":112259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201768,"noise_level":-32.962299,"freq_skew":0.677788,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":865899},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189700,"noise_level":-32.709812,"freq_skew":0.865870,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":867972},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416389,"noise_level":-32.625977,"freq_skew":0.769072,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45354,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[130,188]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":868519},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742827,"noise_level":-32.954807,"freq_skew":-1.603005,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":257,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":868786},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.148624,"noise_level":-33.041187,"freq_skew":1.321865,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":869478},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.976776,"noise_level":-32.963570,"freq_skew":2.617825,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8255,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[163,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042242,"usec":869649},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114841,"noise_level":-32.963570,"freq_skew":2.596585,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6238,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042243,"usec":623422},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608322,"noise_level":-32.772511,"freq_skew":-1.010278,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":151,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,71,32,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042243,"usec":625049},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490149,"noise_level":-33.263355,"freq_skew":-1.010424,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[185,136,7,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042243,"usec":625435},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.030571,"noise_level":-33.418388,"freq_skew":0.667662,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[235,252,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042243,"usec":627364},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.216619,"noise_level":-33.296429,"freq_skew":2.465593,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[107,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042243,"usec":627507},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722454,"noise_level":-33.296429,"freq_skew":-0.003826,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042243,"usec":627857},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871871,"noise_level":-33.413689,"freq_skew":-2.935183,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[87,186,64,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042243,"usec":631265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354443,"noise_level":-33.054977,"freq_skew":0.842557,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042243,"usec":631575},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.289184,"noise_level":-33.016018,"freq_skew":2.154635,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2745,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[109,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042244,"usec":383657},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.098865,"noise_level":-33.482910,"freq_skew":0.736987,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[253,68,103,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042244,"usec":384170},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912560,"noise_level":-33.401264,"freq_skew":-1.119278,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042244,"usec":388497},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248906,"noise_level":-33.082138,"freq_skew":0.832661,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042244,"usec":391168},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.153909,"noise_level":-32.926865,"freq_skew":0.628376,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042244,"usec":392409},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.524450,"noise_level":-33.370739,"freq_skew":2.697043,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042244,"usec":392501},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555132,"noise_level":-33.370739,"freq_skew":1.420809,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28461,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":144225},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595947,"noise_level":-33.290134,"freq_skew":-2.458483,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":146086},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719668,"noise_level":-33.052711,"freq_skew":-2.962794,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":148993},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.070758,"noise_level":-32.745922,"freq_skew":0.821868,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":12,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[211,64]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":149478},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.938225,"noise_level":-32.670887,"freq_skew":0.617717,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":153488},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.191925,"noise_level":-32.522736,"freq_skew":0.831894,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":156030},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788908,"noise_level":-32.917656,"freq_skew":-1.571241,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":43.700001,"lon":-5.800000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":156030},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.788908,"noise_level":-32.917656,"freq_skew":-1.571241,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TP05RP","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":156030},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.788908,"noise_level":-32.917656,"freq_skew":-1.571241,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":913428},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091862,"noise_level":-32.690071,"freq_skew":0.689958,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":915887},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205174,"noise_level":-32.431877,"freq_skew":0.779483,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":51469,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042245,"usec":919044},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554194,"noise_level":-32.785255,"freq_skew":1.473291,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042246,"usec":670559},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591212,"noise_level":-32.709881,"freq_skew":0.311551,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"8S","blk_id":"8","ack":"!","flight":"U264ZU","msg_num":"M55","msg_num_seq":"A","msg_text":"LEMG,2006,N,Y,N,--,2,2\r\n2 DPNA\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042246,"usec":670785},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493579,"noise_level":-32.672436,"freq_skew":1.352522,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GJS","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"FR40GE","msg_num":"M90","msg_num_seq":"A","msg_text":"/LEZL.TI2/024LEZLA7927"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042246,"usec":673361},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206637,"noise_level":-32.378567,"freq_skew":0.670565,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042246,"usec":673706},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540484,"noise_level":-32.378567,"freq_skew":1.195304,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":405,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042247,"usec":430572},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485539,"noise_level":-32.786316,"freq_skew":0.676116,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042247,"usec":433678},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891219,"noise_level":-32.488632,"freq_skew":-1.738214,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":257,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042247,"usec":433678},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.891219,"noise_level":-32.488632,"freq_skew":-1.738214,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042247,"usec":435815},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.961728,"noise_level":-32.307632,"freq_skew":0.666792,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042247,"usec":442072},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.004081,"noise_level":-32.025650,"freq_skew":0.768468,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61220,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":203087},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619479,"noise_level":-31.888023,"freq_skew":0.753501,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GJS","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":203393},"freq":136975000,"burst_len_octets":235,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225817,"noise_level":-31.853954,"freq_skew":0.662213,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GJS","mode":"2","label":"A9","blk_id":"W","ack":"!","msg_text":"/MADAAYA.TI2/LEZL ATIS J 1910Z\r\nRWY IN USE 27\r\nTRL FL070\r\nWIND TDZ 200 DEG 4 KT\r\nVRB BTN 170 AND 230 DEG\r\n.\r\nCAVOK.\r\nT20 DP7\r\nQNH 1018HPA\r\nQFE 1014\r\nNOSIG\r\nFIRST CTC ON 121.705\r\nCONFIRM ATIS J\r\nB48D\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":204234},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773619,"noise_level":-31.786213,"freq_skew":-0.051377,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-1.900000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":204939},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292512,"noise_level":-31.865044,"freq_skew":1.214127,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":208576},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521298,"noise_level":-31.531086,"freq_skew":2.071223,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":212201},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665308,"noise_level":-32.076351,"freq_skew":-0.003732,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"IB05CA","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":212201},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.665308,"noise_level":-32.076351,"freq_skew":-0.003732,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":956326},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368263,"noise_level":-32.041538,"freq_skew":1.286554,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GJS","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"FR40GE","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":957217},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739732,"noise_level":-31.937923,"freq_skew":0.361697,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":960688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438691,"noise_level":-31.634296,"freq_skew":0.628454,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":963423},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645338,"noise_level":-31.405268,"freq_skew":-1.900183,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":257,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":964125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.097447,"noise_level":-31.340925,"freq_skew":0.716786,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042248,"usec":964451},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262681,"noise_level":-31.392736,"freq_skew":0.605566,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":51469,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042249,"usec":718487},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735982,"noise_level":-31.446398,"freq_skew":-0.165856,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042249,"usec":720156},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868441,"noise_level":-31.285675,"freq_skew":-2.468976,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"_d","blk_id":"7","ack":"K","flight":"IB05KY","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042249,"usec":720272},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194068,"noise_level":-31.285675,"freq_skew":0.816151,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042249,"usec":720739},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635483,"noise_level":-31.431244,"freq_skew":1.315195,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[140,191,15,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042249,"usec":725148},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029077,"noise_level":-31.175934,"freq_skew":-1.904143,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042250,"usec":477088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128370,"noise_level":-30.897406,"freq_skew":2.480483,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042250,"usec":479203},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689314,"noise_level":-30.686781,"freq_skew":-2.530531,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB05KY","msg_num":"F57","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042250,"usec":482330},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698232,"noise_level":-30.423275,"freq_skew":-2.509397,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[189,143,197,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042250,"usec":483005},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666686,"noise_level":-30.394482,"freq_skew":0.217213,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042250,"usec":488934},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.389496,"noise_level":-30.223713,"freq_skew":2.361872,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042251,"usec":246458},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867309,"noise_level":-30.056238,"freq_skew":3.087877,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":291,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042251,"usec":246981},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337931,"noise_level":-30.001123,"freq_skew":0.822126,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2791,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042251,"usec":252403},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916237,"noise_level":-29.730671,"freq_skew":-2.437229,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042251,"usec":253229},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726814,"noise_level":-29.878511,"freq_skew":-2.331481,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"IB05KY","msg_num":"F58","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42087W002058,GARVU,191728,310,BANEV,192329,BAN,M41,23216,112/TS191728,1026265277"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042252,"usec":7225},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.243372,"noise_level":-29.664488,"freq_skew":2.458668,"avlc":{"src":{"addr":"4D225E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6239,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44669,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,214]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042252,"usec":12097},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198700,"noise_level":-29.404165,"freq_skew":0.755187,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":51598,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042252,"usec":13540},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533655,"noise_level":-30.138266,"freq_skew":1.503644,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[105,171,35,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042252,"usec":14272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807045,"noise_level":-30.138266,"freq_skew":3.228254,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042252,"usec":16505},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699956,"noise_level":-29.999836,"freq_skew":3.059487,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":292,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[53,205,80,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042252,"usec":764027},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918520,"noise_level":-29.972412,"freq_skew":0.218471,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44721,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[113,119,247,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042252,"usec":768751},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443626,"noise_level":-29.571129,"freq_skew":1.160437,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042252,"usec":772247},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486411,"noise_level":-30.159967,"freq_skew":1.790647,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":3}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-2.500000},"alt":25000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042253,"usec":530825},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.881766,"noise_level":-30.860497,"freq_skew":3.312374,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042253,"usec":531769},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186206,"noise_level":-30.769987,"freq_skew":0.617213,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042253,"usec":533705},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464045,"noise_level":-30.591747,"freq_skew":2.145172,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2486,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28454,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042253,"usec":534593},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.179592,"noise_level":-30.882780,"freq_skew":-2.362334,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042253,"usec":538059},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402867,"noise_level":-30.613354,"freq_skew":0.374881,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44721,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,89,207,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042254,"usec":285649},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469709,"noise_level":-30.380684,"freq_skew":0.824799,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042254,"usec":291453},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.251271,"noise_level":-29.987930,"freq_skew":0.809534,"avlc":{"src":{"addr":"4D2219","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042254,"usec":292231},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613377,"noise_level":-29.960546,"freq_skew":2.297819,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4976,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[192,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":53348},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740558,"noise_level":-29.612175,"freq_skew":2.086830,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":53647},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.104300,"noise_level":-29.612175,"freq_skew":1.967610,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,82,89,82,0,76,175,179,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":3587,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[2]},{"name":"priority","value":[8]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":19,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[1,1]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[171,134]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":62399},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302733,"noise_level":-29.176723,"freq_skew":2.668150,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[114,200]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":812380},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.983479,"noise_level":-29.126902,"freq_skew":0.654492,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[55,53,162,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":813636},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415198,"noise_level":-29.259304,"freq_skew":-0.255304,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":488,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":815756},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482178,"noise_level":-29.084526,"freq_skew":1.864122,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":633,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":817304},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468739,"noise_level":-29.059839,"freq_skew":2.548816,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":819453},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774789,"noise_level":-28.937458,"freq_skew":2.406314,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"FR08GY","msg_num":"M03","msg_num_seq":"A","msg_text":"/LEZL.TI2/024LEZLA7927"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042255,"usec":820876},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.290738,"noise_level":-28.864851,"freq_skew":1.630053,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8447,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[232,26]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042256,"usec":578632},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358318,"noise_level":-28.792843,"freq_skew":0.836288,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042256,"usec":579358},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070957,"noise_level":-28.745171,"freq_skew":2.134657,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28590,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[23,251]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042256,"usec":585003},"freq":136975000,"burst_len_octets":113,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821580,"noise_level":-28.418575,"freq_skew":2.177380,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28590,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[21,13]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,5025715,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":1}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"RYR473M","long_tsap":{"rdp":[65,82,89,82,0],"short_tsap":{"ars":[76,175,179],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,82,89,82,0],"short_tsap":{"ars":[76,175,179],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"EGSS","destination_airport":"LPPT"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042256,"usec":586686},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461272,"noise_level":-28.372902,"freq_skew":0.325871,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44721,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,89,207,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042257,"usec":334192},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758909,"noise_level":-28.081758,"freq_skew":1.231315,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28390,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[104,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042257,"usec":336172},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629867,"noise_level":-27.950603,"freq_skew":2.643221,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDY","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"FR11HW","msg_num":"M18","msg_num_seq":"A","msg_text":"/LPPR.TI2/024LPPRA3978"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042257,"usec":338903},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.134232,"noise_level":-27.842804,"freq_skew":-0.425470,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":58,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[240,191,146,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042257,"usec":339625},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760798,"noise_level":-27.800055,"freq_skew":2.794524,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28541,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[94,216]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042257,"usec":341974},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470354,"noise_level":-27.715185,"freq_skew":1.044921,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191552\r\n 267107160A10760A115BCG3A-L200-0002\r\n-3000 370140017517366 341 345 322 324\r\n-2500 370150017417266 342 345 322 322\r\n-2000 370120017417266 341 345 321 323\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042258,"usec":102815},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.230749,"noise_level":-27.485977,"freq_skew":1.885717,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042258,"usec":103209},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851504,"noise_level":-27.465435,"freq_skew":2.255588,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"_d","blk_id":"7","ack":"F","flight":"FR08GY","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042258,"usec":105244},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576368,"noise_level":-27.363455,"freq_skew":-0.057275,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042258,"usec":106248},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099010,"noise_level":-27.761494,"freq_skew":-0.391451,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":59,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[185,201,149,210]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042258,"usec":859124},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.904611,"noise_level":-27.676998,"freq_skew":2.139707,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.799999,"lon":-5.400000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042258,"usec":859280},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577149,"noise_level":-27.676998,"freq_skew":1.252013,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042258,"usec":862891},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.443944,"noise_level":-27.570644,"freq_skew":2.011901,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042259,"usec":620886},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821653,"noise_level":-27.284678,"freq_skew":2.075615,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GSG","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"FR473M","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042259,"usec":623833},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440820,"noise_level":-27.105694,"freq_skew":1.318864,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370150017417266 341 345 321 322\r\n-1000 370120017417366 340 345 321 321\r\n-0500 370120017417266 339 344 320 322\r\n 5200 370100017417266 341 346 321 322\r\n+0500 370100017417266 341 344 321 323\r\n+1000 3700800"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042259,"usec":627385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092656,"noise_level":-26.930323,"freq_skew":2.726324,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042260,"usec":393086},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730862,"noise_level":-27.033752,"freq_skew":1.080306,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28381,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[172,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042260,"usec":393517},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.950831,"noise_level":-27.563061,"freq_skew":2.080473,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23127663","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,175,179,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042260,"usec":398922},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.172782,"noise_level":-27.337780,"freq_skew":0.818813,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":1,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[33,240]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042260,"usec":400339},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874026,"noise_level":-27.277340,"freq_skew":2.125425,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28590,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[181,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":151088},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.503314,"noise_level":-27.059259,"freq_skew":3.140064,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3877,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[69,254]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":154408},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.419292,"noise_level":-26.942575,"freq_skew":1.937086,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":154544},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540163,"noise_level":-26.942575,"freq_skew":1.676594,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-6.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":155193},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932568,"noise_level":-27.475622,"freq_skew":-0.110916,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":65,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":156801},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424112,"noise_level":-27.821995,"freq_skew":1.115424,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"C","sublabel":"DF","msg_text":"17417366 340 345 321 322\r\n+1500 370080017317166 339 343 320 320\r\n+2000 370090017317166 339 344 320 320\r\n+2500 370090017317266 339 344 320 323\r\n+3000 370080017317166 338 343 319 320\r\n+3500 370090017317166 33"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":907638},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442940,"noise_level":-28.368513,"freq_skew":1.621851,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"HN05ED","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":907638},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.442940,"noise_level":-28.368513,"freq_skew":1.621851,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":907991},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901209,"noise_level":-28.368513,"freq_skew":1.989880,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":3591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":19,"dst_ref":28590,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[36,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":910823},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417850,"noise_level":-28.143806,"freq_skew":1.811193,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":4}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-2.500000},"alt":25000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":913629},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.421385,"noise_level":-29.012531,"freq_skew":2.159082,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":1,"unknown_proto":{"data":[64,97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":913918},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119936,"noise_level":-28.988052,"freq_skew":0.792569,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":914994},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890746,"noise_level":-28.939295,"freq_skew":0.806148,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042261,"usec":915624},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647235,"noise_level":-29.353577,"freq_skew":1.711196,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042262,"usec":672743},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550897,"noise_level":-28.979301,"freq_skew":1.753752,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042262,"usec":674879},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177930,"noise_level":-29.555378,"freq_skew":1.646070,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23126036","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,172,30,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042263,"usec":435194},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255244,"noise_level":-29.659109,"freq_skew":0.657438,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"23126036","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042263,"usec":436297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.314503,"noise_level":-29.580240,"freq_skew":2.010094,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042263,"usec":436671},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461814,"noise_level":-29.554108,"freq_skew":1.184410,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"D","sublabel":"DF","msg_text":"8 341 319 319\r\n+4000 370090017317066 338 341 319 318\r\n+4500 370110017217066 337 341 317 318\r\n+5000 370140017217166 336 340 318 318\r\n+5500 370150017217066 338 339 319 319\r\n+6000 370140017217066 338 340 317 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042263,"usec":436900},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344073,"noise_level":-29.554108,"freq_skew":1.706409,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEN","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"FR835C","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042263,"usec":441907},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615925,"noise_level":-30.504173,"freq_skew":1.750513,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042264,"usec":203460},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.906431,"noise_level":-30.022909,"freq_skew":0.625038,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042264,"usec":208909},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854088,"noise_level":-30.092354,"freq_skew":1.906079,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":20,"dst_ref":28591,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[204,119]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042264,"usec":958035},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117166,"noise_level":-29.819092,"freq_skew":0.809913,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEN","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042265,"usec":721151},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751551,"noise_level":-29.763634,"freq_skew":2.186394,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042265,"usec":722465},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317030,"noise_level":-29.657368,"freq_skew":0.589219,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[228,11,122,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042265,"usec":723001},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524535,"noise_level":-29.631004,"freq_skew":1.101157,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"E","sublabel":"DF","msg_text":"18\r\n+6500 370140017217066 336 340 316 318\r\n+7000 370130017217066 337 341 318 319\r\n+7500 370140017217066 336 341 316 318\r\n+8000 370150017217066 336 341 317 316\r\n+8500 370140017217166 336 341 316 318\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042265,"usec":723835},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582777,"noise_level":-30.283390,"freq_skew":-2.354014,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042265,"usec":724109},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409950,"noise_level":-31.495834,"freq_skew":1.970667,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":584,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8390,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[12,241,10,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042265,"usec":726039},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836523,"noise_level":-32.233707,"freq_skew":2.657035,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDY","mode":"2","label":"_d","blk_id":"3","ack":"N","flight":"FR11HW","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042265,"usec":727213},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930338,"noise_level":-32.127792,"freq_skew":2.233788,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28591,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[206,194]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":43}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042266,"usec":487071},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337074,"noise_level":-31.750114,"freq_skew":0.760661,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"23126036","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042266,"usec":487217},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303507,"noise_level":-31.750114,"freq_skew":0.679960,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042266,"usec":487551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481875,"noise_level":-32.421356,"freq_skew":0.765197,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042267,"usec":243525},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829784,"noise_level":-31.525442,"freq_skew":0.121603,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":65,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042267,"usec":245269},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624679,"noise_level":-31.331188,"freq_skew":1.789057,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042267,"usec":247423},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272662,"noise_level":-31.795464,"freq_skew":1.281802,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"F","sublabel":"DF","msg_text":"70110017217066 336 341 317 318\r\n-30 83 83 172 1680120096611\r\n-25 83 83 171 1680120096611\r\n-20 83 83 171 1680120096611\r\n-15 83 83 171 1680120096611\r\n-10 83 83 171 1680120096611\r\n-05 83 83 171 1680120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042267,"usec":251852},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786511,"noise_level":-32.163910,"freq_skew":2.754038,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDY","mode":"2","label":"_d","blk_id":"4","ack":"O","flight":"FR11HW","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":2632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698015,"noise_level":-32.311890,"freq_skew":0.095980,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":3541},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.239167,"noise_level":-32.205021,"freq_skew":2.292825,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":4382},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855586,"noise_level":-32.099449,"freq_skew":0.219762,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB07RA","msg_num":"D03","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243857,1,1,TB000000/REP033,00,00,1/POSDMU,191740, 42.027,-  2.998,  5969,317\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":7119},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376517,"noise_level":-32.892578,"freq_skew":0.728211,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[195,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":7599},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304605,"noise_level":-32.854343,"freq_skew":0.636299,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEN","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":9127},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.945108,"noise_level":-32.740631,"freq_skew":-2.288917,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,155,3,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":770106},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.214566,"noise_level":-32.584564,"freq_skew":0.824996,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[125,249,35,5]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":776947},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354357,"noise_level":-32.365433,"freq_skew":1.459541,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[137,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":780998},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736111,"noise_level":-32.392143,"freq_skew":1.710406,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[67,5,42,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":782183},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028794,"noise_level":-32.320091,"freq_skew":1.924540,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3594,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[176,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":782929},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578140,"noise_level":-32.248631,"freq_skew":1.082651,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[145,189,253,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":782929},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.578140,"noise_level":-32.248631,"freq_skew":1.082651,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":751,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[50,119,96,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042268,"usec":785511},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558282,"noise_level":-32.003052,"freq_skew":1.841470,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042269,"usec":524445},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564466,"noise_level":-31.899895,"freq_skew":0.628007,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042269,"usec":525983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481489,"noise_level":-31.730640,"freq_skew":0.591450,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042269,"usec":528126},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451107,"noise_level":-31.499090,"freq_skew":1.323498,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"G","sublabel":"DF","msg_text":" 52 83 83 171 1680120096611\r\n+05 83 83 171 1670120096611\r\n+10 83 83 171 1670120096611\r\n+15 83 83 171 1670120096611\r\n+20 83 83 171 1670120096611\r\n+25 83 83 171 1670120096611\r\n+30 83 83 171 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042269,"usec":529463},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284845,"noise_level":-31.466511,"freq_skew":1.107725,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LIME"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-2.000000},"alt":123000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042269,"usec":530010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.963413,"noise_level":-31.434052,"freq_skew":-2.216615,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042270,"usec":288726},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786050,"noise_level":-31.178661,"freq_skew":1.919295,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042270,"usec":289181},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823101,"noise_level":-31.147259,"freq_skew":0.144845,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042270,"usec":289836},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099195,"noise_level":-32.115330,"freq_skew":0.689746,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[83,45,74,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042270,"usec":291823},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565452,"noise_level":-32.546379,"freq_skew":2.389437,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[41,144,117,69]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042270,"usec":296459},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865022,"noise_level":-32.415688,"freq_skew":2.376110,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"U263WG","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042271,"usec":48781},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438222,"noise_level":-32.271790,"freq_skew":1.070235,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221160","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,112,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042271,"usec":50167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116912,"noise_level":-32.130238,"freq_skew":0.769790,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042271,"usec":56856},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304250,"noise_level":-32.229225,"freq_skew":1.091582,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBA","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR09RV","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042271,"usec":57813},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502521,"noise_level":-32.814842,"freq_skew":2.197598,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"B6","blk_id":"3","ack":"!","flight":"U263WG","msg_num":"J52","msg_num_seq":"A","msg_text":"/LPAFAYA.DIS.G-UZHE80EEC7","arinc622":{"msg_type":"adsc_disconnect_request","crc_ok":true,"gs_addr":"LPAFAYA","air_addr":".G-UZHE","adsc":{"tags":[{"reason":{"reason_code":8}}],"err":false}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042271,"usec":809263},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450500,"noise_level":-32.443108,"freq_skew":1.700058,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[67,5,42,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042271,"usec":817662},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.923014,"noise_level":-31.777859,"freq_skew":2.672652,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8255,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[107,231]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042271,"usec":817757},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685187,"noise_level":-31.777859,"freq_skew":0.958354,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042272,"usec":578522},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.234037,"noise_level":-32.215340,"freq_skew":0.402198,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042272,"usec":578741},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736819,"noise_level":-32.215340,"freq_skew":1.797974,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042272,"usec":582450},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.327090,"noise_level":-32.186607,"freq_skew":0.432714,"avlc":{"src":{"addr":"3443D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63905,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[62,112,153,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042272,"usec":582852},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.308280,"noise_level":-32.151348,"freq_skew":2.462242,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28556,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[186,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042272,"usec":584822},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499326,"noise_level":-31.942751,"freq_skew":1.935447,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042273,"usec":336050},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265690,"noise_level":-31.772669,"freq_skew":0.713613,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":16,"variable_part_params":[{"name":"checksum","value":[254,170]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042273,"usec":336144},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219336,"noise_level":-32.504536,"freq_skew":0.615270,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":52142,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042273,"usec":336858},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409411,"noise_level":-32.431549,"freq_skew":1.187618,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042273,"usec":338165},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602080,"noise_level":-32.287392,"freq_skew":2.330624,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042273,"usec":342444},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722360,"noise_level":-31.971523,"freq_skew":1.794015,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":634,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[21,151,172,253]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28500,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[48,111,73,209]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042273,"usec":345240},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504860,"noise_level":-31.733551,"freq_skew":1.451671,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":17,"variable_part_params":[{"name":"checksum","value":[164,71]},{"name":"flow_control","value":{"acked_tpdu_nr":16,"acked_subseq":0,"acked_credit":11}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042273,"usec":345913},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440942,"noise_level":-31.733551,"freq_skew":1.294144,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"G","sublabel":"DF","msg_text":" 52 83 83 171 1680120096611\r\n+05 83 83 171 1670120096611\r\n+10 83 83 171 1670120096611\r\n+15 83 83 171 1670120096611\r\n+20 83 83 171 1670120096611\r\n+25 83 83 171 1670120096611\r\n+30 83 83 171 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":105211},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892807,"noise_level":-32.195072,"freq_skew":2.024169,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":105966},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764812,"noise_level":-32.124630,"freq_skew":2.575847,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":112547},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604231,"noise_level":-31.515104,"freq_skew":0.771435,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":856471},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930273,"noise_level":-32.255501,"freq_skew":1.713266,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":857764},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013107,"noise_level":-32.114212,"freq_skew":2.517306,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":6,"unknown_proto":{"data":[225,0,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":858588},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920137,"noise_level":-32.009731,"freq_skew":2.485739,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":858706},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548819,"noise_level":-32.009731,"freq_skew":1.027100,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBA","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR09RV","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":860829},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556384,"noise_level":-32.454567,"freq_skew":1.147038,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[215,133,251,3]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":18,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[197,205,244,212]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":18,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042274,"usec":864591},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835253,"noise_level":-33.128738,"freq_skew":2.447971,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":24,"dst_ref":8255,"variable_part_params":[{"name":"checksum","value":[156,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042275,"usec":629496},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.204040,"noise_level":-32.338840,"freq_skew":2.687132,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[96,114]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042275,"usec":632247},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700966,"noise_level":-32.196201,"freq_skew":1.219033,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042276,"usec":394596},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974288,"noise_level":-31.748159,"freq_skew":2.457395,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":971,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":145285},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436897,"noise_level":-31.163639,"freq_skew":0.815110,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":150453},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799191,"noise_level":-30.734737,"freq_skew":2.158249,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":154350},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583622,"noise_level":-30.615988,"freq_skew":1.156804,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-1.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":911983},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163726,"noise_level":-30.763102,"freq_skew":2.862110,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":912640},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770722,"noise_level":-30.703331,"freq_skew":2.454558,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4977,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8401,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[190,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":913699},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784866,"noise_level":-30.614433,"freq_skew":0.956856,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIDV","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"LH044L","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":913699},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.784866,"noise_level":-30.614433,"freq_skew":0.956856,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17062226","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,60,100,150,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":916642},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435421,"noise_level":-30.410482,"freq_skew":1.043794,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"G","sublabel":"DF","msg_text":" 52 83 83 171 1680120096611\r\n+05 83 83 171 1670120096611\r\n+10 83 83 171 1670120096611\r\n+15 83 83 171 1670120096611\r\n+20 83 83 171 1670120096611\r\n+25 83 83 171 1670120096611\r\n+30 83 83 171 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042277,"usec":918996},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748091,"noise_level":-30.353081,"freq_skew":2.438425,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4978,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8401,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[235,213]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042278,"usec":677567},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675920,"noise_level":-29.988935,"freq_skew":1.625015,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28500,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[252,239,176,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":17,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042278,"usec":680377},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708254,"noise_level":-29.852848,"freq_skew":1.130593,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042279,"usec":444966},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667365,"noise_level":-29.392508,"freq_skew":1.780672,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042280,"usec":957508},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926432,"noise_level":-28.632765,"freq_skew":2.040124,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[242,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042280,"usec":959473},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665038,"noise_level":-28.493095,"freq_skew":1.892358,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042281,"usec":718231},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801440,"noise_level":-28.087065,"freq_skew":1.821470,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[106,100,222,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042281,"usec":718624},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472280,"noise_level":-28.065054,"freq_skew":1.297473,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"I","sublabel":"DF","msg_text":" 83 170 1670120096611\r\n+75 83 83 170 1660120096611\r\n+80 83 83 170 1660120096611\r\n+85 83 83 170 1660120096611\r\n+90 83 83 170 1660120096611\r\n-30 70 70 23 23-079800 -548ER\r\n-25 70 69 23 23-079800 -550ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042281,"usec":722918},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787665,"noise_level":-27.826553,"freq_skew":0.939835,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":752,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042282,"usec":482152},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562746,"noise_level":-28.096733,"freq_skew":2.479184,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042282,"usec":484673},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476599,"noise_level":-27.943649,"freq_skew":0.858573,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61267,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[7,85,215,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042282,"usec":488612},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975139,"noise_level":-27.814550,"freq_skew":2.157982,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[242,110,199,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042283,"usec":240304},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669548,"noise_level":-27.603559,"freq_skew":1.649661,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2681,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042283,"usec":240707},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442350,"noise_level":-28.459251,"freq_skew":1.150570,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[17,37,134,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042283,"usec":244417},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.068510,"noise_level":-28.428268,"freq_skew":0.727632,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042284,"usec":5542},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222932,"noise_level":-29.057693,"freq_skew":0.725383,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042284,"usec":12690},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745431,"noise_level":-28.531792,"freq_skew":1.902055,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":585,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[90,211,104,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042284,"usec":762479},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.007554,"noise_level":-28.257811,"freq_skew":0.588427,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[63,185,238,66]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042284,"usec":766180},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710701,"noise_level":-28.123993,"freq_skew":-3.543668,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[250,30,115,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042284,"usec":766849},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658806,"noise_level":-28.079842,"freq_skew":1.759424,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":617,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042284,"usec":768733},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675704,"noise_level":-27.948719,"freq_skew":-2.510565,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[23,153,226,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042285,"usec":527420},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130930,"noise_level":-27.862389,"freq_skew":0.696449,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[71,199,111,13]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042285,"usec":529322},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770341,"noise_level":-27.734482,"freq_skew":-2.323299,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":345,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[108,248,109,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042285,"usec":530284},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673057,"noise_level":-27.671227,"freq_skew":2.398756,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4979,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8401,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[20,2]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042285,"usec":530637},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585472,"noise_level":-27.650246,"freq_skew":1.983193,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042286,"usec":294922},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815003,"noise_level":-27.321241,"freq_skew":0.568873,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[91,155,185,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042286,"usec":295759},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702005,"noise_level":-27.280977,"freq_skew":2.431782,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4980,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28539,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[121,52]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042286,"usec":296288},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009436,"noise_level":-27.526510,"freq_skew":2.100999,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042286,"usec":296532},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243660,"noise_level":-27.526510,"freq_skew":1.195762,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042286,"usec":298236},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296070,"noise_level":-28.453339,"freq_skew":1.149837,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[17,37,134,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042286,"usec":300619},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700002,"noise_level":-29.217182,"freq_skew":1.464841,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8245,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[143,59,30,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042286,"usec":300619},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.700002,"noise_level":-29.217182,"freq_skew":1.464841,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8245,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[23,219,213,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":46921},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844485,"noise_level":-28.994169,"freq_skew":-1.828498,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[136,240,239,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":47053},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335187,"noise_level":-28.994169,"freq_skew":0.651993,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":1,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[126,223]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":5}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":47711},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.419164,"noise_level":-28.945379,"freq_skew":1.627717,"avlc":{"src":{"addr":"4D21EF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63816,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[114,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":48773},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482578,"noise_level":-28.848614,"freq_skew":1.376722,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":51600},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926032,"noise_level":-28.634756,"freq_skew":0.534369,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":814548},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688922,"noise_level":-28.312208,"freq_skew":-1.111943,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":815113},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646605,"noise_level":-28.267094,"freq_skew":2.488991,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":818261},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508011,"noise_level":-28.044960,"freq_skew":1.062440,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"J","sublabel":"DF","msg_text":"0 69 23 23-079800 -550ER\r\n-15 70 69 22 23-079900 -550ER\r\n-10 70 70 23 23-079900 -550ER\r\n-05 69 69 23 23-079900 -548ER\r\n 52 69 69 23 23-080100 -550ER\r\n+05 69 69 23 23-080100 -550ER\r\n+10 69 69 23 23-080000 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042287,"usec":819276},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661626,"noise_level":-28.255463,"freq_skew":0.760514,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":222,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28381,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[161,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042288,"usec":580072},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519110,"noise_level":-28.099583,"freq_skew":-3.529341,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[250,30,115,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042288,"usec":581867},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096272,"noise_level":-29.094324,"freq_skew":0.605860,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[71,199,111,13]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042288,"usec":585357},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162803,"noise_level":-29.020397,"freq_skew":2.119047,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042288,"usec":586173},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585459,"noise_level":-28.947096,"freq_skew":2.468338,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4981,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":24,"dst_ref":8401,"variable_part_params":[{"name":"checksum","value":[45,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042288,"usec":586484},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542266,"noise_level":-29.558599,"freq_skew":0.791365,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042289,"usec":334029},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895133,"noise_level":-30.000315,"freq_skew":1.574142,"avlc":{"src":{"addr":"4D21EF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63816,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[41,184]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042289,"usec":334949},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357906,"noise_level":-29.918299,"freq_skew":1.165638,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":362,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042289,"usec":336650},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676625,"noise_level":-30.680218,"freq_skew":-3.620349,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042289,"usec":344053},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.400768,"noise_level":-30.274000,"freq_skew":2.493866,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":971,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":100364},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674478,"noise_level":-30.105560,"freq_skew":3.087288,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":713,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":101478},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353239,"noise_level":-30.022549,"freq_skew":2.282953,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGGP"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-3.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":103437},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785168,"noise_level":-30.884560,"freq_skew":2.288577,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":105771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659142,"noise_level":-30.674244,"freq_skew":0.863438,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":106513},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436037,"noise_level":-31.337109,"freq_skew":1.275167,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"L","sublabel":"DF","msg_text":"3-079700 -550ER\r\n+50 69 69 23 23-079700 -550ER\r\n+55 69 69 23 23-079700 -550ER\r\n+60 69 69 23 23-079600 -550ER\r\n+65 69 69 23 23-079600 -553ER\r\n+70 69 69 23 23-079600 -550ER\r\n+75 70 69 23 23-079500 -550ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":867240},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643415,"noise_level":-31.273268,"freq_skew":2.109200,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"EC92BG","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":867240},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.643415,"noise_level":-31.273268,"freq_skew":2.109200,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":867547},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657032,"noise_level":-31.243649,"freq_skew":2.387654,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4982,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[181,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042290,"usec":870389},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092379,"noise_level":-30.962975,"freq_skew":0.727547,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042291,"usec":629457},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-9.355188,"noise_level":-30.256727,"freq_skew":2.089535,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042292,"usec":383862},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.075787,"noise_level":-30.175426,"freq_skew":0.696497,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61280,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2498,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[151,60,202,178]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":11}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":135.700000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042292,"usec":384279},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467985,"noise_level":-30.175426,"freq_skew":1.300407,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D87","msg_num_seq":"M","sublabel":"DF","msg_text":" 69 69 23 24-079500 -550ER\r\n+85 69 69 23 23-079400 -550ER\r\n+90 69 69 23 23-079400 -550ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042292,"usec":384539},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-11.350503,"noise_level":-30.857298,"freq_skew":1.534298,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042292,"usec":386334},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935493,"noise_level":-30.707024,"freq_skew":2.277824,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":147148},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469986,"noise_level":-31.436752,"freq_skew":0.951079,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"TP04TL","msg_num":"M11","msg_num_seq":"A","msg_text":"191811,33092, 4020,N3954.10 W00453.75"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":154739},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329960,"noise_level":-30.963749,"freq_skew":1.439247,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":302,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":156434},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543974,"noise_level":-30.841846,"freq_skew":-0.288588,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":157008},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483642,"noise_level":-30.811636,"freq_skew":0.664867,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":158095},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272777,"noise_level":-31.068764,"freq_skew":0.755220,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":52695,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":908241},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751503,"noise_level":-31.722370,"freq_skew":-0.495972,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":161,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8330,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[23,23,93,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":908241},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.751503,"noise_level":-31.722370,"freq_skew":-0.495972,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":162,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8330,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[177,15,214,101]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":910191},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283218,"noise_level":-31.523708,"freq_skew":0.850171,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042293,"usec":913083},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173287,"noise_level":-31.265707,"freq_skew":0.839284,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2498,"credit":15,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[220,126,246,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042294,"usec":670652},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986826,"noise_level":-30.892529,"freq_skew":0.967067,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042294,"usec":671209},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119628,"noise_level":-30.831861,"freq_skew":0.630078,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":52726,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042294,"usec":671757},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863382,"noise_level":-30.801687,"freq_skew":-1.254789,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":628,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042294,"usec":672845},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303067,"noise_level":-30.711784,"freq_skew":1.895152,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042294,"usec":673140},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678748,"noise_level":-31.605375,"freq_skew":0.941785,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28381,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[166,37]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042294,"usec":673732},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766301,"noise_level":-31.539537,"freq_skew":-0.613056,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042294,"usec":679842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.120952,"noise_level":-31.154669,"freq_skew":1.113569,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042295,"usec":428605},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298902,"noise_level":-31.092148,"freq_skew":0.799812,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45474,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":1,"credit":10,"rseq":8,"variable_part_params":[{"name":"checksum","value":[98,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042295,"usec":436277},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.114520,"noise_level":-31.186100,"freq_skew":0.596285,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61287,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8448,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[53,102,122,117]},{"name":"checksum","value":[43,172]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042295,"usec":439379},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565517,"noise_level":-31.553156,"freq_skew":-1.295579,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":196009},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209832,"noise_level":-31.358288,"freq_skew":0.689904,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":196229},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636736,"noise_level":-31.358288,"freq_skew":1.936432,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2487,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":197443},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587250,"noise_level":-31.756424,"freq_skew":-0.027413,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1017,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[206,218,202,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":200767},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378086,"noise_level":-31.491524,"freq_skew":1.829463,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-2.500000},"alt":22000}},{"name":"alternate_ground_stations","value":["119A8A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":201768},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570841,"noise_level":-31.394232,"freq_skew":1.151444,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":302,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":203517},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664241,"noise_level":-31.234463,"freq_skew":-0.927391,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[84,167,81,72]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,189,188,83]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":15}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":958151},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855978,"noise_level":-30.564421,"freq_skew":1.468269,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":43.900002,"lon":-7.400000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":958610},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173853,"noise_level":-30.535160,"freq_skew":1.891523,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126036","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,172,30,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042296,"usec":958705},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.952446,"noise_level":-30.535160,"freq_skew":1.028553,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042297,"usec":716041},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291585,"noise_level":-30.919167,"freq_skew":0.750214,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":52726,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042297,"usec":717719},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791626,"noise_level":-30.737873,"freq_skew":1.511297,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFU","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U271NM","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042297,"usec":718204},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284795,"noise_level":-30.708023,"freq_skew":1.817335,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEN","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR835C","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042297,"usec":718598},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563671,"noise_level":-30.678272,"freq_skew":-0.936003,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042298,"usec":483298},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548433,"noise_level":-30.131580,"freq_skew":0.954839,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2,"dst_ref":8448,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[69,33]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042298,"usec":483521},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447630,"noise_level":-30.131580,"freq_skew":2.428851,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[196,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042298,"usec":484055},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658185,"noise_level":-30.923899,"freq_skew":-2.419899,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[19,92,247,102]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28501,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[218,199,169,144]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042298,"usec":485268},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794125,"noise_level":-30.802551,"freq_skew":1.552823,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZFU","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U271NM","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042298,"usec":486820},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710268,"noise_level":-30.712641,"freq_skew":1.870643,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042298,"usec":487015},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190602,"noise_level":-30.712641,"freq_skew":0.810687,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[176,112]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042298,"usec":487121},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585658,"noise_level":-30.682877,"freq_skew":3.149509,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042298,"usec":488190},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167398,"noise_level":-30.594189,"freq_skew":0.106866,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042299,"usec":254214},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761269,"noise_level":-30.559065,"freq_skew":0.784738,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":198,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042299,"usec":255004},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643359,"noise_level":-30.500675,"freq_skew":0.338622,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":677,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[33,100,72,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042299,"usec":255782},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769796,"noise_level":-30.442675,"freq_skew":-0.037435,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1017,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[206,218,202,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042299,"usec":260440},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442662,"noise_level":-30.102581,"freq_skew":0.566696,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042299,"usec":262029},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140389,"noise_level":-30.019600,"freq_skew":0.584222,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042299,"usec":263149},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830736,"noise_level":-29.964716,"freq_skew":1.868283,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":3569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365507,"noise_level":-29.988190,"freq_skew":2.477711,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":5094},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706712,"noise_level":-29.879154,"freq_skew":-2.471768,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":5701},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589259,"noise_level":-29.852108,"freq_skew":0.393570,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4013,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[210,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":5809},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487606,"noise_level":-29.960955,"freq_skew":1.942066,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":6349},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730760,"noise_level":-29.933653,"freq_skew":1.425143,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":8610},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404002,"noise_level":-29.744911,"freq_skew":2.303177,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2488,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28454,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[88,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":9178},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152637,"noise_level":-29.691730,"freq_skew":0.291062,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":9743},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927979,"noise_level":-29.665260,"freq_skew":1.316057,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"U22069","msg_num":"M15","msg_num_seq":"A","msg_text":"EGNM-FT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":9966},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812936,"noise_level":-29.638872,"freq_skew":-1.119916,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,166,122,24]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":19}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":10361},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.090592,"noise_level":-29.612564,"freq_skew":0.758787,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45495,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[136,109]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":770108},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417910,"noise_level":-29.508121,"freq_skew":0.770180,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBA","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"FR09RV","msg_num":"M01","msg_num_seq":"A","msg_text":"191818,127312,2057, 141,N 41.386 W  2.032"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":770740},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432644,"noise_level":-29.962349,"freq_skew":1.980191,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2489,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28454,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[154,74]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":774188},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701326,"noise_level":-30.187084,"freq_skew":1.917872,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":777124},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642033,"noise_level":-30.436142,"freq_skew":1.150884,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042300,"usec":777779},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.327829,"noise_level":-30.946484,"freq_skew":1.567894,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042301,"usec":529678},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531751,"noise_level":-30.824821,"freq_skew":0.454117,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042301,"usec":532684},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652584,"noise_level":-30.557158,"freq_skew":-1.098470,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042301,"usec":537646},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640768,"noise_level":-30.212641,"freq_skew":1.445787,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042302,"usec":290350},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.012600,"noise_level":-30.156527,"freq_skew":0.814181,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[176,112]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042302,"usec":291068},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292757,"noise_level":-30.100775,"freq_skew":-1.249802,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[169,116,131,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042302,"usec":292903},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305890,"noise_level":-30.127586,"freq_skew":2.099516,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":52450},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742570,"noise_level":-29.692686,"freq_skew":0.953168,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":57921},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855671,"noise_level":-29.384041,"freq_skew":1.498304,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"U22069","msg_num":"M15","msg_num_seq":"A","msg_text":"EGNM-FT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":64205},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862478,"noise_level":-29.282293,"freq_skew":-0.216743,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":65157},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792426,"noise_level":-29.208776,"freq_skew":2.298460,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":65334},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231110,"noise_level":-30.161068,"freq_skew":0.766448,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":52972,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":818141},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167871,"noise_level":-30.077530,"freq_skew":0.896369,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":818982},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466048,"noise_level":-29.994783,"freq_skew":1.269866,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"7","ack":"S","flight":"U22069","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":824459},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625639,"noise_level":-29.724525,"freq_skew":2.030106,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":13,"dst_ref":8449,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[84,98]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042303,"usec":826668},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936414,"noise_level":-29.671469,"freq_skew":-0.670134,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":84,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[60,197,219,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042304,"usec":572299},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.101954,"noise_level":-30.122684,"freq_skew":0.830540,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,219,213,89]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042304,"usec":572827},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792001,"noise_level":-30.795801,"freq_skew":0.930314,"avlc":{"src":{"addr":"48C22B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042304,"usec":574038},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573459,"noise_level":-30.676216,"freq_skew":-2.376838,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28501,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[89,110,41,234]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042305,"usec":338586},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.030056,"noise_level":-30.129650,"freq_skew":1.458472,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"8","ack":"T","flight":"U22069","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042305,"usec":339805},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949517,"noise_level":-30.018841,"freq_skew":-0.577515,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042305,"usec":348507},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976965,"noise_level":-30.395605,"freq_skew":2.050284,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042306,"usec":97614},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747884,"noise_level":-30.281372,"freq_skew":-2.419998,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042307,"usec":619970},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901037,"noise_level":-29.155926,"freq_skew":-2.319655,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042308,"usec":385719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772259,"noise_level":-28.554174,"freq_skew":-2.362458,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,251,242,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":151841},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935854,"noise_level":-28.509090,"freq_skew":-0.555509,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":163,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8330,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[103,99,230,156]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":151841},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.935854,"noise_level":-28.509090,"freq_skew":-0.555509,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":164,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28559,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[155,117,155,220]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":27}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":152974},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397744,"noise_level":-28.439960,"freq_skew":0.706871,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":157647},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.110517,"noise_level":-28.686192,"freq_skew":0.781287,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2498,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[50,75,41,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":157948},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182860,"noise_level":-29.507381,"freq_skew":0.706231,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8330,"dst_ref":2498,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[49,66,146,37]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":159078},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339159,"noise_level":-29.956425,"freq_skew":0.711738,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45519,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2499,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[126,188,5,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":161351},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011006,"noise_level":-30.626459,"freq_skew":2.161329,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":906696},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700003,"noise_level":-30.307648,"freq_skew":-0.621355,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":907985},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250856,"noise_level":-30.194557,"freq_skew":0.686752,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2499,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,143,237,109]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":912831},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901488,"noise_level":-29.893847,"freq_skew":-0.656289,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042309,"usec":912831},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.901488,"noise_level":-29.893847,"freq_skew":-0.656289,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":165,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2498,"dst_ref":8330,"variable_part_params":[{"name":"atn_checksum","value":[83,60,107,114]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042310,"usec":683103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269081,"noise_level":-29.240696,"freq_skew":0.734015,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042310,"usec":683262},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127256,"noise_level":-30.079571,"freq_skew":0.650898,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2567,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[58,102,28,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":192163},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717875,"noise_level":-29.361639,"freq_skew":2.375028,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4983,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[177,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":193978},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518827,"noise_level":-29.323746,"freq_skew":1.554402,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":618,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":195112},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.130323,"noise_level":-29.247847,"freq_skew":1.576941,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":198568},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303130,"noise_level":-28.999546,"freq_skew":0.797516,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45522,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2499,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[114,143,237,109]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":199297},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623961,"noise_level":-29.566698,"freq_skew":-2.518888,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"TP93ZS","msg_num":"C11","msg_num_seq":"A","sublabel":"CF","msg_text":"FLR/FR26102619170026123406NO FDU 1 DATA/IDCFDS\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":960864},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099142,"noise_level":-29.283916,"freq_skew":-0.375169,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":166,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28559,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[37,234,133,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":961024},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269029,"noise_level":-29.283916,"freq_skew":2.751812,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":961381},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264557,"noise_level":-29.258661,"freq_skew":0.605328,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":963011},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441065,"noise_level":-29.782463,"freq_skew":3.280035,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042312,"usec":964233},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354392,"noise_level":-30.142231,"freq_skew":0.578666,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042313,"usec":719847},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376282,"noise_level":-29.921692,"freq_skew":0.769878,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2567,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[58,102,28,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042313,"usec":723838},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878478,"noise_level":-29.895485,"freq_skew":0.179820,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":323,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8311,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[242,214,62,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042313,"usec":725521},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189981,"noise_level":-29.895485,"freq_skew":0.751320,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042313,"usec":728027},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.994846,"noise_level":-29.987759,"freq_skew":0.649869,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042314,"usec":481760},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371989,"noise_level":-29.638313,"freq_skew":0.851977,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042314,"usec":482520},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106654,"noise_level":-30.056822,"freq_skew":-2.512286,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042316,"usec":9917},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874782,"noise_level":-28.655582,"freq_skew":-1.677639,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":258,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042316,"usec":16434},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185228,"noise_level":-28.446365,"freq_skew":0.598788,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":19,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[252,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042316,"usec":767038},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469399,"noise_level":-28.606451,"freq_skew":0.582275,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042316,"usec":767331},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292608,"noise_level":-29.185774,"freq_skew":0.585842,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[203,91,159,131]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042316,"usec":769528},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288540,"noise_level":-29.555660,"freq_skew":1.024282,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-4.200000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042316,"usec":776673},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944645,"noise_level":-29.460598,"freq_skew":-1.890000,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042317,"usec":526807},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234651,"noise_level":-29.307083,"freq_skew":0.873618,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042317,"usec":528787},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420808,"noise_level":-29.156237,"freq_skew":1.163302,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"LW07ZM","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042317,"usec":528787},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.420808,"noise_level":-29.156237,"freq_skew":1.163302,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,68,65,0,77,34,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042317,"usec":531378},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828790,"noise_level":-29.092861,"freq_skew":2.577669,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":972,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042317,"usec":532121},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651387,"noise_level":-29.043512,"freq_skew":1.952213,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[254,43,110,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042318,"usec":292432},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544868,"noise_level":-28.658525,"freq_skew":1.196511,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042318,"usec":292915},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121994,"noise_level":-29.554333,"freq_skew":0.834685,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042318,"usec":294720},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833304,"noise_level":-29.424839,"freq_skew":0.693585,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8485,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[70,68]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042319,"usec":56112},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454325,"noise_level":-29.072197,"freq_skew":-0.537160,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGSS"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042319,"usec":56963},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170844,"noise_level":-28.998455,"freq_skew":0.621661,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042319,"usec":57363},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497637,"noise_level":-28.974016,"freq_skew":0.817396,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042319,"usec":813007},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298054,"noise_level":-28.271036,"freq_skew":0.791367,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2499,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[82,143,157,129]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042319,"usec":813911},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.110521,"noise_level":-28.248556,"freq_skew":-0.487876,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042320,"usec":575574},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493368,"noise_level":-27.875023,"freq_skew":1.077603,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":264,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[222,121,205,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042320,"usec":577310},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.139275,"noise_level":-28.550959,"freq_skew":0.763451,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042320,"usec":580499},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735766,"noise_level":-28.344215,"freq_skew":-0.037876,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042320,"usec":582762},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733234,"noise_level":-28.739798,"freq_skew":0.123023,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":702,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042321,"usec":343434},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779823,"noise_level":-28.690697,"freq_skew":-0.455381,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042321,"usec":344566},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837379,"noise_level":-29.275169,"freq_skew":-3.394303,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"_d","blk_id":"4","ack":"R","flight":"IB07SC","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042321,"usec":345670},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900065,"noise_level":-29.973969,"freq_skew":-0.325967,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":167,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28559,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[122,183,183,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042321,"usec":345834},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.327802,"noise_level":-29.973969,"freq_skew":2.234793,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"FR12MA","msg_num":"M97","msg_num_seq":"A","msg_text":"/LPPR.TI2/024LPPRA3978"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042321,"usec":346632},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158357,"noise_level":-29.973969,"freq_skew":0.847583,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042321,"usec":347505},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241598,"noise_level":-30.673317,"freq_skew":2.165119,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[110,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042321,"usec":349924},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681627,"noise_level":-30.763393,"freq_skew":1.076609,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":96626},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357399,"noise_level":-30.614719,"freq_skew":0.642916,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":98147},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286705,"noise_level":-30.468550,"freq_skew":0.633430,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":99979},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635987,"noise_level":-30.296329,"freq_skew":1.140650,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[102,241,184,61]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28441,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[36,153,80,122]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":101634},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952398,"noise_level":-30.239676,"freq_skew":1.272014,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":862363},"freq":136975000,"burst_len_octets":41,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781499,"noise_level":-29.853111,"freq_skew":-0.419095,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28559,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[217,89,40,210]}]}],"x227_apdu":{"acse_apdu":{"choice":"abrt","data":{"abort":{"abort_source":{"value":0,"value_descr":"user"},"abort_diagnostics":"no-reason-given"}}},"cpdlc":{"protected_aircraft_pdus":{"choice":"abortUser","data":{"cpdlc_user_abort_reason":"commanded-termination"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":863169},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425159,"noise_level":-29.799263,"freq_skew":0.798298,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":865118},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.278634,"noise_level":-29.639702,"freq_skew":1.990194,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":865894},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345401,"noise_level":-30.485418,"freq_skew":0.808249,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45547,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2499,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[211,137,55,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":866787},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206058,"noise_level":-30.398712,"freq_skew":0.698564,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45548,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28559,"dst_ref":2499,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[13,25,158,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":869202},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234012,"noise_level":-30.256102,"freq_skew":1.315238,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042322,"usec":869744},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552670,"noise_level":-30.227859,"freq_skew":2.440350,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042323,"usec":623638},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994469,"noise_level":-30.916264,"freq_skew":-0.473243,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042323,"usec":634215},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857187,"noise_level":-30.528259,"freq_skew":-0.151596,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042323,"usec":634871},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.299201,"noise_level":-30.528259,"freq_skew":0.171196,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042323,"usec":636478},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437118,"noise_level":-30.470076,"freq_skew":-0.302369,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":169,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2499,"dst_ref":28559,"variable_part_params":[{"name":"atn_checksum","value":[38,246,178,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042324,"usec":382892},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254121,"noise_level":-30.297829,"freq_skew":0.878114,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJB","mode":"2","label":"A9","blk_id":"L","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS D\r\n1907Z ILS Y APCH\r\nRWY IN USE 17\r\nTRL 50\r\nWND TDZ 110 DEG 3 KT\r\n VRB BTN 070 AND 130 DEG\r\nVIS TDZ 8KM  \r\nCLD FEW 4500 FT\r\nT 14 DP 13 QNH 1018\r\nBIRD ACTIVITY OVER RWY\r\nACK ARR INFO D\r\n\r\n\r\nAE2C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042324,"usec":383148},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490485,"noise_level":-30.297829,"freq_skew":0.673100,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042324,"usec":385457},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264854,"noise_level":-30.828207,"freq_skew":0.881100,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042325,"usec":148878},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.396786,"noise_level":-30.415173,"freq_skew":2.075020,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"6","ack":"L","flight":"FR12MA","msg_num":"S97","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042325,"usec":150604},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596791,"noise_level":-31.382263,"freq_skew":2.401862,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":285,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[191,42,220,241]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042325,"usec":910252},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277740,"noise_level":-30.760920,"freq_skew":0.618838,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042325,"usec":911308},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407399,"noise_level":-30.671436,"freq_skew":2.394865,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[138,252,5,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042325,"usec":911573},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247607,"noise_level":-30.671436,"freq_skew":0.736594,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"A9","blk_id":"M","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS D\r\n1907Z ILS Y APCH\r\nRWY IN USE 17\r\nTRL 50\r\nWND TDZ 110 DEG 3 KT\r\n VRB BTN 070 AND 130 DEG\r\nVIS TDZ 8KM  \r\nCLD FEW 4500 FT\r\nT 14 DP 13 QNH 1018\r\nBIRD ACTIVITY OVER RWY\r\nACK ARR INFO D\r\n\r\n\r\nAE2C\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042325,"usec":914737},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748239,"noise_level":-30.437225,"freq_skew":0.093923,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":459,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042326,"usec":675151},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952013,"noise_level":-30.153072,"freq_skew":0.165181,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042326,"usec":676286},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.577755,"noise_level":-30.041965,"freq_skew":2.130646,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"7","ack":"M","flight":"FR12MA","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042326,"usec":676814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964596,"noise_level":-30.230919,"freq_skew":2.904467,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042326,"usec":685030},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901034,"noise_level":-29.737474,"freq_skew":2.636656,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":8202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042327,"usec":432400},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735337,"noise_level":-29.710867,"freq_skew":2.535693,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042327,"usec":432483},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.990779,"noise_level":-29.710867,"freq_skew":0.587295,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042327,"usec":433851},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309942,"noise_level":-29.605240,"freq_skew":-0.330209,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGSS"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042328,"usec":197461},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128778,"noise_level":-29.823223,"freq_skew":0.009123,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042328,"usec":200830},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585340,"noise_level":-29.558172,"freq_skew":1.355772,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28441,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,56,146,198]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":46}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042328,"usec":204599},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187120,"noise_level":-29.720722,"freq_skew":0.850260,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[235,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042328,"usec":958422},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.120777,"noise_level":-29.858555,"freq_skew":-2.161706,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042328,"usec":959458},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935650,"noise_level":-30.416269,"freq_skew":-2.534560,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.500000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042329,"usec":716168},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294342,"noise_level":-29.994450,"freq_skew":0.619382,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042329,"usec":719352},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796398,"noise_level":-30.245752,"freq_skew":1.075404,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042329,"usec":720612},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507370,"noise_level":-30.133459,"freq_skew":-0.034924,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[37,233]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042329,"usec":722114},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828578,"noise_level":-29.995108,"freq_skew":-0.449633,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042330,"usec":482047},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369344,"noise_level":-29.436949,"freq_skew":0.787773,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042330,"usec":487329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491585,"noise_level":-29.334097,"freq_skew":1.026421,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042331,"usec":244418},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417973,"noise_level":-29.446905,"freq_skew":1.039171,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042331,"usec":246980},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750484,"noise_level":-29.243135,"freq_skew":-0.375817,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042333,"usec":530611},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474908,"noise_level":-27.617725,"freq_skew":0.941860,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"IB07DW","msg_num":"D27","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001426,1,1,TB000000/REP033,00,00,1/                                           "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042334,"usec":296497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834740,"noise_level":-26.858498,"freq_skew":1.019080,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042336,"usec":578699},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516220,"noise_level":-25.733206,"freq_skew":1.253237,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"M86","msg_num_seq":"A","msg_text":"191854,37009,1956,  99,N 40.188 W  7.353"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042336,"usec":583822},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362132,"noise_level":-25.674963,"freq_skew":0.626348,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61346,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042337,"usec":337671},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055966,"noise_level":-26.302067,"freq_skew":-2.274763,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.500000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042338,"usec":110632},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610510,"noise_level":-25.480820,"freq_skew":1.194893,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042338,"usec":870101},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673481,"noise_level":-25.191824,"freq_skew":0.089597,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042338,"usec":870314},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.341084,"noise_level":-25.176048,"freq_skew":0.917675,"avlc":{"src":{"addr":"4D2219","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042339,"usec":625154},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258965,"noise_level":-24.866386,"freq_skew":0.843692,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61349,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042339,"usec":628320},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657859,"noise_level":-25.634394,"freq_skew":2.676566,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1613,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042339,"usec":629255},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.056211,"noise_level":-25.617792,"freq_skew":0.730144,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042339,"usec":630663},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.172991,"noise_level":-25.601225,"freq_skew":0.614018,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61346,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042340,"usec":385607},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608144,"noise_level":-25.502470,"freq_skew":-0.785122,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":757,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[62,14,23,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042340,"usec":387741},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598329,"noise_level":-25.388657,"freq_skew":-0.779912,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":758,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[31,246,70,133]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042340,"usec":389828},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267391,"noise_level":-25.292273,"freq_skew":0.859295,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,82,89,82,0,76,167,0,0,0,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":50.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":2792,"segment_offset":0,"pdu_total_len":117},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"priority","value":[8]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":21,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[1,1]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[139,164]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042340,"usec":390717},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478653,"noise_level":-26.048756,"freq_skew":2.137359,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042340,"usec":391665},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900978,"noise_level":-26.151733,"freq_skew":1.437299,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":131,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8245,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[228,8,80,198]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8245,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,4,120,146]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":18,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042340,"usec":392160},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980730,"noise_level":-26.134117,"freq_skew":-1.768359,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[85,6,93,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042341,"usec":151204},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250198,"noise_level":-25.839943,"freq_skew":0.589304,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042341,"usec":152562},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907024,"noise_level":-25.789049,"freq_skew":1.334345,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":132,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[7,211,218,42]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042341,"usec":153921},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651803,"noise_level":-25.879845,"freq_skew":-0.808230,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042341,"usec":907306},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217179,"noise_level":-26.375715,"freq_skew":0.740004,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":2793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28601,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[58,196]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042341,"usec":907772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726665,"noise_level":-26.357639,"freq_skew":1.310520,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042341,"usec":913655},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473072,"noise_level":-26.021114,"freq_skew":0.645217,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":2794,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28601,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[93,250]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,5023488,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":1}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"RYR44TX","long_tsap":{"rdp":[65,82,89,82,0],"short_tsap":{"ars":[76,167,0],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,82,89,82,0],"short_tsap":{"ars":[76,167,0],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"GMTT","destination_airport":"EDSB"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042342,"usec":673844},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381842,"noise_level":-25.597296,"freq_skew":0.624318,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61346,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042343,"usec":434378},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909191,"noise_level":-25.531364,"freq_skew":-2.475654,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042343,"usec":439316},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711947,"noise_level":-26.168968,"freq_skew":0.545581,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042343,"usec":440009},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832629,"noise_level":-26.277493,"freq_skew":-1.780260,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[85,6,93,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042343,"usec":440158},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777130,"noise_level":-26.277493,"freq_skew":-0.824139,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":759,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[157,254,122,208]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042343,"usec":440798},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.024443,"noise_level":-27.328947,"freq_skew":0.823288,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":199113},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314728,"noise_level":-27.431519,"freq_skew":1.447920,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":132,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[7,211,218,42]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":200495},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478956,"noise_level":-27.329937,"freq_skew":0.825521,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":2795,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28601,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[126,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":200868},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805836,"noise_level":-27.459955,"freq_skew":3.051197,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":293,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[53,205,80,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":202288},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605189,"noise_level":-27.398663,"freq_skew":-0.174183,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-6.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":203192},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038621,"noise_level":-28.169987,"freq_skew":-2.398073,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":346,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":954733},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654235,"noise_level":-28.037506,"freq_skew":0.886344,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":2796,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":21,"dst_ref":28601,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[204,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":955611},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557072,"noise_level":-27.993792,"freq_skew":1.422559,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8245,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[175,112,12,214]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":956450},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701315,"noise_level":-28.415630,"freq_skew":-1.825425,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":957695},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748210,"noise_level":-28.347237,"freq_skew":1.570783,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,37,232,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":958083},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505806,"noise_level":-28.301941,"freq_skew":-0.131384,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":703,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[169,19,174,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":958402},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.170064,"noise_level":-28.301941,"freq_skew":1.536310,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":134,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28551,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[216,145,98,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042344,"usec":960040},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018696,"noise_level":-28.524361,"freq_skew":1.484211,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042345,"usec":719811},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063247,"noise_level":-28.386406,"freq_skew":-0.513949,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":60,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042345,"usec":720152},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.008445,"noise_level":-28.363628,"freq_skew":-2.540292,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.500000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042345,"usec":727316},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621194,"noise_level":-27.941769,"freq_skew":1.455878,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042346,"usec":482379},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644624,"noise_level":-27.727701,"freq_skew":-3.512620,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":41,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,87,171,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042346,"usec":482379},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.644624,"noise_level":-27.727701,"freq_skew":-3.512620,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":42,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[13,241,246,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042346,"usec":483202},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795448,"noise_level":-28.705732,"freq_skew":1.522000,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042346,"usec":483202},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.795448,"noise_level":-28.705732,"freq_skew":1.522000,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":135,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":52,"dst_ref":8245,"variable_part_params":[{"name":"atn_checksum","value":[67,224,34,51]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042346,"usec":484516},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732032,"noise_level":-28.611586,"freq_skew":-0.869985,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":759,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[157,254,122,208]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042346,"usec":486640},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756135,"noise_level":-28.495321,"freq_skew":1.385092,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[122,115,213,26]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042347,"usec":244895},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526065,"noise_level":-28.111263,"freq_skew":-0.868528,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042347,"usec":247825},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704431,"noise_level":-28.663761,"freq_skew":-3.299400,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042347,"usec":249305},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163048,"noise_level":-29.342775,"freq_skew":0.818485,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61357,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[55,53,162,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":1955},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724397,"noise_level":-29.908401,"freq_skew":0.856183,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":2894},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765281,"noise_level":-30.404648,"freq_skew":-1.088631,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":153,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[8,113,139,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":3234},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791175,"noise_level":-31.012608,"freq_skew":-0.211654,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":489,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":5807},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382640,"noise_level":-30.739185,"freq_skew":0.850668,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2797,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":22,"dst_ref":28603,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[192,65]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":6294},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.966031,"noise_level":-30.709328,"freq_skew":0.595922,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[242,208,121,228]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":6517},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829451,"noise_level":-31.335611,"freq_skew":1.488018,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,37,232,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":768182},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.013386,"noise_level":-31.114227,"freq_skew":2.179141,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5977,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[254,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":768847},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882777,"noise_level":-32.070221,"freq_skew":2.773278,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":768908},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739312,"noise_level":-32.070221,"freq_skew":0.691713,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":769292},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998057,"noise_level":-32.331089,"freq_skew":-0.525672,"avlc":{"src":{"addr":"4CAC7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":769467},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646267,"noise_level":-32.295238,"freq_skew":2.769831,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3129,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":771958},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160182,"noise_level":-32.048359,"freq_skew":0.575593,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":772403},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423768,"noise_level":-32.048359,"freq_skew":1.298067,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":774853},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.131699,"noise_level":-31.944664,"freq_skew":-0.745043,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042348,"usec":776833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875594,"noise_level":-31.808300,"freq_skew":-1.106799,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042349,"usec":532878},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241954,"noise_level":-31.875961,"freq_skew":0.803247,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2798,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28603,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[254,47]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":6}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042349,"usec":533913},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371600,"noise_level":-31.919132,"freq_skew":-0.871488,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":760,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":16,"variable_part_params":[{"name":"atn_checksum","value":[177,173,18,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042349,"usec":537438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176869,"noise_level":-31.684046,"freq_skew":2.153278,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042350,"usec":293290},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619922,"noise_level":-31.134930,"freq_skew":0.034486,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042351,"usec":57063},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215709,"noise_level":-31.140440,"freq_skew":0.697572,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042351,"usec":57191},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.663337,"noise_level":-32.055260,"freq_skew":1.423809,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,37,232,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042351,"usec":59499},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.589172,"noise_level":-31.848934,"freq_skew":1.857059,"avlc":{"src":{"addr":"4CAE9A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042351,"usec":817892},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301005,"noise_level":-31.385746,"freq_skew":0.873782,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[116,47]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042352,"usec":579208},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.218829,"noise_level":-31.487541,"freq_skew":1.209147,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042352,"usec":579927},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385801,"noise_level":-31.390295,"freq_skew":0.104579,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-6.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042352,"usec":584117},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920479,"noise_level":-30.981033,"freq_skew":1.124550,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042352,"usec":584823},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595536,"noise_level":-31.313725,"freq_skew":-0.439299,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042352,"usec":585396},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474835,"noise_level":-31.250055,"freq_skew":0.091106,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TP05AS","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042352,"usec":585396},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.474835,"noise_level":-31.250055,"freq_skew":0.091106,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,211,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042353,"usec":337784},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515594,"noise_level":-30.938520,"freq_skew":0.255448,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":648,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[169,241,89,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042353,"usec":339393},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755802,"noise_level":-30.786846,"freq_skew":2.873349,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3878,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[69,254]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042353,"usec":340812},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062386,"noise_level":-30.637775,"freq_skew":0.068343,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042353,"usec":343248},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444107,"noise_level":-31.167765,"freq_skew":1.511522,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"FR03JC","msg_num":"M34","msg_num_seq":"A","msg_text":"/LEMG.TI2/024LEMGA632E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":108608},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360276,"noise_level":-30.889494,"freq_skew":1.136314,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":110047},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323909,"noise_level":-31.795347,"freq_skew":-2.250413,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":114508},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500899,"noise_level":-31.464008,"freq_skew":0.708628,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":857134},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827211,"noise_level":-32.202812,"freq_skew":0.182812,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":858044},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322854,"noise_level":-32.097267,"freq_skew":0.707250,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":862959},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429942,"noise_level":-31.621008,"freq_skew":0.715135,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2800,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":863844},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723899,"noise_level":-31.587967,"freq_skew":0.404740,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":324,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":865335},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391914,"noise_level":-31.719299,"freq_skew":0.782513,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042354,"usec":865870},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477988,"noise_level":-31.685884,"freq_skew":3.028066,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":714,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":624362},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330120,"noise_level":-32.399986,"freq_skew":-1.106481,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":625469},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629977,"noise_level":-32.256348,"freq_skew":1.995140,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":586,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":625929},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.037768,"noise_level":-32.490086,"freq_skew":0.594034,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HEZ","mode":"2","label":"A9","blk_id":"R","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND 100 DEG 3 KT .\r\nCAVOK.\r\nT18 DP11\r\nQNH 1020HPA\r\nNOSIG"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":626181},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419844,"noise_level":-32.490086,"freq_skew":-0.639134,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":627270},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524112,"noise_level":-33.415199,"freq_skew":1.209864,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":627604},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653310,"noise_level":-33.392574,"freq_skew":1.308615,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":265,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":628422},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451409,"noise_level":-33.311768,"freq_skew":-0.092179,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TP05AS","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":628422},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.451409,"noise_level":-33.311768,"freq_skew":-0.092179,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,211,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":630354},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160613,"noise_level":-33.152374,"freq_skew":-2.635767,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.500000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":630747},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130221,"noise_level":-33.112976,"freq_skew":0.778088,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":54310,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":630948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927990,"noise_level":-33.658100,"freq_skew":0.247341,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042355,"usec":631351},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747115,"noise_level":-33.616348,"freq_skew":1.982959,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4686,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8259,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[148,31]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042356,"usec":384961},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142614,"noise_level":-33.533443,"freq_skew":0.861180,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042356,"usec":385123},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643531,"noise_level":-33.492287,"freq_skew":2.928877,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042356,"usec":385756},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676124,"noise_level":-33.410549,"freq_skew":1.389048,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"2","ack":"R","flight":"FR03JC","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042356,"usec":388890},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907316,"noise_level":-33.013023,"freq_skew":1.826556,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3596,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042356,"usec":389454},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500814,"noise_level":-32.935658,"freq_skew":3.292263,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042356,"usec":391993},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480512,"noise_level":-32.670170,"freq_skew":0.845593,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"A9","blk_id":"S","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND 100 DEG 3 KT .\r\nCAVOK.\r\nT18 DP11\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR N\r\n5BAD\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042356,"usec":392219},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664111,"noise_level":-32.670170,"freq_skew":0.580259,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6087,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[125,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":150272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090425,"noise_level":-32.595787,"freq_skew":0.383172,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":152260},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654344,"noise_level":-32.340343,"freq_skew":-0.922015,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":220,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[254,65,181,157]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,4,220,179]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":154311},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490184,"noise_level":-32.127213,"freq_skew":0.340999,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6088,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28442,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[116,93]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":15}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":154444},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769576,"noise_level":-32.967113,"freq_skew":-0.676282,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":170,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":155141},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.031434,"noise_level":-32.890152,"freq_skew":0.629801,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[236,72,250,221]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":156197},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752367,"noise_level":-32.813866,"freq_skew":1.247185,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"3","ack":"S","flight":"FR03JC","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":156334},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300291,"noise_level":-32.813866,"freq_skew":0.726000,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[228,11,122,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":910480},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287437,"noise_level":-32.442177,"freq_skew":2.208359,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":587,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8390,"credit":4,"rseq":10,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[187,120,175,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":912596},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403949,"noise_level":-32.226566,"freq_skew":2.367502,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":286,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":913064},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544212,"noise_level":-32.191147,"freq_skew":0.708283,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":913809},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777125,"noise_level":-32.120735,"freq_skew":0.372768,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[185,230,12,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":913977},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297673,"noise_level":-32.120735,"freq_skew":1.036625,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":817,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042357,"usec":914938},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345254,"noise_level":-33.013016,"freq_skew":1.962510,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8390,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,55,238,84]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042358,"usec":672201},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932564,"noise_level":-32.595779,"freq_skew":-0.347253,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042358,"usec":672877},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462313,"noise_level":-32.522022,"freq_skew":0.794776,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042358,"usec":673256},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262765,"noise_level":-32.485382,"freq_skew":0.593747,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[138,137,49,135]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042358,"usec":673841},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829239,"noise_level":-32.768944,"freq_skew":-3.433914,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":437,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042358,"usec":674368},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222084,"noise_level":-32.693710,"freq_skew":0.697821,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[58,215,172,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042358,"usec":675234},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430358,"noise_level":-32.619125,"freq_skew":0.580548,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042358,"usec":677016},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759069,"noise_level":-32.399132,"freq_skew":2.392453,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[223,201,55,72]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28433,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[152,101,141,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042358,"usec":677517},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460654,"noise_level":-32.399132,"freq_skew":0.230795,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":36,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[186,163,216,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":433841},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677568,"noise_level":-33.359730,"freq_skew":0.890429,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":434139},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667706,"noise_level":-33.359730,"freq_skew":0.059137,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TP05AS","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":435430},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810135,"noise_level":-34.216705,"freq_skew":0.059297,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,211,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":435560},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051572,"noise_level":-34.172188,"freq_skew":0.882864,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":435690},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465997,"noise_level":-34.172188,"freq_skew":2.177478,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":435817},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051562,"noise_level":-34.172188,"freq_skew":0.758264,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":436265},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596043,"noise_level":-34.183346,"freq_skew":1.027544,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":437545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072882,"noise_level":-34.050976,"freq_skew":0.191356,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":440186},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541339,"noise_level":-33.707546,"freq_skew":0.203826,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":37,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042359,"usec":440371},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497315,"noise_level":-33.707546,"freq_skew":-0.082162,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":192813},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721192,"noise_level":-33.623768,"freq_skew":-1.219589,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":220,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[254,65,181,157]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8418,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[61,4,220,179]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":193780},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318544,"noise_level":-33.499599,"freq_skew":0.741119,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[235,252,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":194802},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936965,"noise_level":-33.377178,"freq_skew":-1.028875,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,71,32,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":194802},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.936965,"noise_level":-33.377178,"freq_skew":-1.028875,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":155,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[185,136,7,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":201869},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885469,"noise_level":-33.555130,"freq_skew":2.085923,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3596,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":202006},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130686,"noise_level":-33.555130,"freq_skew":0.020827,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":202914},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613682,"noise_level":-33.431927,"freq_skew":-2.885465,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[87,186,64,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":203919},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003622,"noise_level":-33.350758,"freq_skew":2.330103,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":959691},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390640,"noise_level":-32.955898,"freq_skew":1.595204,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28456,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[51,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":959954},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116682,"noise_level":-32.917381,"freq_skew":0.658214,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":961155},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103512,"noise_level":-32.802849,"freq_skew":0.629177,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[253,68,103,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042360,"usec":962881},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618151,"noise_level":-33.196949,"freq_skew":-1.005512,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042361,"usec":731025},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456322,"noise_level":-32.437386,"freq_skew":1.050578,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191733\r\n 292117260A10760A115BCG3A-L200-0002\r\n-3000 370140017217066 336 341 317 317\r\n-2500 370150017217066 337 342 318 317\r\n-2000 370130017217166 335 341 317 316\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042361,"usec":732784},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883341,"noise_level":-32.293133,"freq_skew":-0.602063,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":170,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042361,"usec":733529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810587,"noise_level":-32.221893,"freq_skew":1.163005,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042361,"usec":734504},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500189,"noise_level":-33.023144,"freq_skew":0.387989,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042362,"usec":479801},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140010,"noise_level":-33.972610,"freq_skew":0.711501,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":54456,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042362,"usec":480097},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670324,"noise_level":-34.039742,"freq_skew":1.804357,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042362,"usec":481881},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557940,"noise_level":-33.781235,"freq_skew":1.539192,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-7.800000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042362,"usec":485104},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.050550,"noise_level":-33.613075,"freq_skew":0.672771,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042362,"usec":488951},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440193,"noise_level":-33.707748,"freq_skew":2.044272,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8390,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[100,96,92,118]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":21}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":246758},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430546,"noise_level":-33.458797,"freq_skew":2.130757,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28575,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,163,252,103]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":248408},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103532,"noise_level":-33.256653,"freq_skew":0.777898,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":248979},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295762,"noise_level":-33.177094,"freq_skew":0.665627,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[253,68,103,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":248979},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.295762,"noise_level":-33.177094,"freq_skew":0.665627,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[143,164,222,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":251000},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851499,"noise_level":-32.981331,"freq_skew":0.113586,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.500000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":251000},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.851499,"noise_level":-32.981331,"freq_skew":0.113586,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TP067U","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":251000},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.851499,"noise_level":-32.981331,"freq_skew":0.113586,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251302","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":252265},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607077,"noise_level":-32.904247,"freq_skew":1.859144,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":252478},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.260216,"noise_level":-32.938652,"freq_skew":0.849253,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8390,"dst_ref":74,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[246,137,211,43]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":253036},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279179,"noise_level":-32.900211,"freq_skew":0.862086,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[134,226,241,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042363,"usec":253181},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126641,"noise_level":-32.861942,"freq_skew":0.835105,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":54456,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":7776},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663544,"noise_level":-32.823837,"freq_skew":-2.987846,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[87,186,64,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":7872},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428098,"noise_level":-32.823837,"freq_skew":1.209127,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370120017217166 337 340 317 317\r\n-1000 370150017217066 336 340 317 317\r\n-0500 370160017217066 337 339 318 318\r\n 3300 370150017217166 336 342 317 317\r\n+0500 370140017217166 336 341 317 318\r\n+1000 3701400"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":8156},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566246,"noise_level":-32.823837,"freq_skew":2.445285,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28433,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,175,227,46]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":9479},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643736,"noise_level":-32.673077,"freq_skew":1.939544,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225,1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":9479},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.643736,"noise_level":-32.673077,"freq_skew":1.939544,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":6,"unknown_proto":{"data":[225,1,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":9479},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.643736,"noise_level":-32.673077,"freq_skew":1.939544,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":11847},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515172,"noise_level":-32.415382,"freq_skew":2.145234,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":74,"dst_ref":8390,"variable_part_params":[{"name":"atn_checksum","value":[106,221,193,183]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":14471},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225508,"noise_level":-32.343136,"freq_skew":0.838596,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":54456,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":15670},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200020,"noise_level":-32.482651,"freq_skew":0.644183,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":54456,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":16547},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608653,"noise_level":-32.446175,"freq_skew":0.642692,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":767594},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365289,"noise_level":-32.159737,"freq_skew":0.717157,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":770923},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210826,"noise_level":-31.848394,"freq_skew":0.726159,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":75,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[36,146,227,182]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":772356},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146200,"noise_level":-31.713524,"freq_skew":0.723170,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":54532,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":774658},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669565,"noise_level":-31.646866,"freq_skew":2.107832,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042364,"usec":776190},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735333,"noise_level":-31.745037,"freq_skew":-0.073477,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042365,"usec":527050},"freq":136975000,"burst_len_octets":39,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226271,"noise_level":-31.711523,"freq_skew":1.791610,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28456,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[115,217]}]}],"x227_apdu":{"acse_apdu":{"choice":"abrt","data":{"abort":{"abort_source":{"value":0,"value_descr":"user"},"abort_diagnostics":"no-reason-given"}}},"cpdlc":{"protected_aircraft_pdus":{"choice":"abortUser","data":{"cpdlc_user_abort_reason":"commanded-termination"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042365,"usec":528637},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671245,"noise_level":-32.392155,"freq_skew":1.335748,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042365,"usec":529020},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366309,"noise_level":-32.356052,"freq_skew":1.228294,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"C","sublabel":"DF","msg_text":"17217166 337 340 317 318\r\n+1500 370150017317166 337 341 318 319\r\n+2000 370120017317166 337 340 318 318\r\n+2500 370110017317166 338 341 318 319\r\n+3000 370130017317166 337 342 317 318\r\n+3500 370150017317166 33"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042365,"usec":529278},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721914,"noise_level":-32.356052,"freq_skew":2.036181,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3596,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042365,"usec":530576},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855940,"noise_level":-32.177765,"freq_skew":-0.365995,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":170,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042365,"usec":532473},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244272,"noise_level":-32.072521,"freq_skew":0.593241,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[253,68,103,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042365,"usec":535087},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.138618,"noise_level":-32.189671,"freq_skew":-2.409188,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.500000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042365,"usec":535347},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837223,"noise_level":-32.154396,"freq_skew":1.508165,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[207,64,8,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042366,"usec":297204},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163922,"noise_level":-31.877272,"freq_skew":-3.340536,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042366,"usec":298028},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.440667,"noise_level":-31.775587,"freq_skew":-2.637789,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AEWJ","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"LH06ZE","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042366,"usec":301968},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.154324,"noise_level":-31.477488,"freq_skew":-2.454613,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"17053352","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,60,86,234,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042366,"usec":302311},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397645,"noise_level":-31.444988,"freq_skew":0.764311,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042366,"usec":304121},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890416,"noise_level":-31.380350,"freq_skew":1.918985,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042366,"usec":304467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.164335,"noise_level":-31.348213,"freq_skew":-3.092836,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":47312},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783381,"noise_level":-31.284290,"freq_skew":-0.033299,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TP067U","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":47312},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.783381,"noise_level":-31.284290,"freq_skew":-0.033299,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251302","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":47449},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686855,"noise_level":-31.252502,"freq_skew":2.079100,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":47973},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517407,"noise_level":-31.220835,"freq_skew":0.520261,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"EDSB"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["119A8A","1298AA","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":49514},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.258815,"noise_level":-32.006050,"freq_skew":2.129918,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"FR12MA","msg_num":"M98","msg_num_seq":"A","msg_text":"/LPFR.TI2/024LPFRAC8BB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":50354},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076897,"noise_level":-33.085072,"freq_skew":0.745206,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":52618},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226588,"noise_level":-33.085072,"freq_skew":0.658989,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22251302","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":53710},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088961,"noise_level":-33.466492,"freq_skew":0.853140,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":54156},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402579,"noise_level":-33.466492,"freq_skew":1.144053,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"D","sublabel":"DF","msg_text":"8 340 317 318\r\n+4000 370160017317266 338 340 319 318\r\n+4500 370150017317166 337 343 318 318\r\n+5000 370140017317166 337 341 318 318\r\n+5500 370130017317166 338 340 318 318\r\n+6000 370110017217166 336 340 316 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":55791},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573328,"noise_level":-33.628578,"freq_skew":2.151679,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-4.000000},"alt":43000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":55791},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.573328,"noise_level":-33.628578,"freq_skew":2.151679,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"E90868","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":55791},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.573328,"noise_level":-33.628578,"freq_skew":2.151679,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061620","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,86,69,0,52,99,144,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":813314},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661518,"noise_level":-33.463322,"freq_skew":0.856878,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":819213},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.298631,"noise_level":-32.985611,"freq_skew":-2.363359,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":819403},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181233,"noise_level":-32.985611,"freq_skew":0.634515,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":819858},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834516,"noise_level":-32.946964,"freq_skew":0.260408,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":822708},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167307,"noise_level":-32.908485,"freq_skew":0.647911,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":823042},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360071,"noise_level":-33.578049,"freq_skew":0.427436,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23123400","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,167,0,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042367,"usec":824965},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138124,"noise_level":-33.443104,"freq_skew":0.629027,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"23123400","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042368,"usec":575631},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.225026,"noise_level":-33.122463,"freq_skew":1.403632,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28516,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[37,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042368,"usec":576531},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432621,"noise_level":-33.005211,"freq_skew":0.673492,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EBC","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR44TX","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042368,"usec":580319},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494141,"noise_level":-33.387802,"freq_skew":1.134449,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"E","sublabel":"DF","msg_text":"18\r\n+6500 370100017317166 337 341 317 317\r\n+7000 370100017217166 336 340 317 317\r\n+7500 370090017217066 336 339 316 318\r\n+8000 370090017217166 336 340 316 316\r\n+8500 370090017217166 338 339 317 318\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042368,"usec":582604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007794,"noise_level":-33.520615,"freq_skew":2.607598,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042369,"usec":340918},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581316,"noise_level":-33.397900,"freq_skew":1.488075,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[207,64,8,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042369,"usec":341693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339747,"noise_level":-33.276894,"freq_skew":0.798520,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042369,"usec":342999},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.373284,"noise_level":-33.118134,"freq_skew":2.242336,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042369,"usec":344424},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618916,"noise_level":-33.746368,"freq_skew":2.031741,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042369,"usec":345475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766011,"noise_level":-33.662216,"freq_skew":0.477267,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042369,"usec":345707},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664927,"noise_level":-33.662216,"freq_skew":2.368780,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[53,150,105,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042369,"usec":346321},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404605,"noise_level":-33.578873,"freq_skew":1.918179,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":25,"dst_ref":28456,"variable_part_params":[{"name":"checksum","value":[247,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042369,"usec":350036},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558019,"noise_level":-34.086536,"freq_skew":1.306110,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[105,171,35,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042370,"usec":96760},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.042946,"noise_level":-33.912418,"freq_skew":0.784021,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EBC","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042370,"usec":860429},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232548,"noise_level":-32.858528,"freq_skew":0.863474,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042370,"usec":862276},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520643,"noise_level":-32.928307,"freq_skew":1.642030,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-7.800000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042370,"usec":862759},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399782,"noise_level":-33.548073,"freq_skew":1.217911,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"F","sublabel":"DF","msg_text":"70100017217166 336 339 317 317\r\n-30 83 83 170 1670120096611\r\n-25 83 83 170 1660120106611\r\n-20 83 83 170 1660120096611\r\n-15 83 83 170 1660120096611\r\n-10 83 83 170 1660120096611\r\n-05 83 83 170 1660120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042370,"usec":864477},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554419,"noise_level":-33.343864,"freq_skew":-1.009611,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":221,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042370,"usec":864656},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508487,"noise_level":-33.343864,"freq_skew":0.631655,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042370,"usec":865841},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.028711,"noise_level":-33.910908,"freq_skew":0.736834,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042370,"usec":867094},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762445,"noise_level":-33.782593,"freq_skew":-0.037849,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042371,"usec":627005},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601106,"noise_level":-33.698093,"freq_skew":-0.116079,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042371,"usec":627885},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572680,"noise_level":-33.700729,"freq_skew":0.679357,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"44","blk_id":"2","ack":"!","flight":"TP37CN","msg_num":"M12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042371,"usec":629194},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633420,"noise_level":-33.534107,"freq_skew":2.393086,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"E90868","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042371,"usec":629697},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819513,"noise_level":-33.997818,"freq_skew":2.385219,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061620","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,86,69,0,52,99,144,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042371,"usec":631827},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108253,"noise_level":-33.698387,"freq_skew":0.722071,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15061620","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042371,"usec":634741},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670622,"noise_level":-33.368362,"freq_skew":1.930834,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[205,115,99,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042372,"usec":386469},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290381,"noise_level":-32.972721,"freq_skew":2.416912,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGGW"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-7.600000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042372,"usec":387387},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655882,"noise_level":-32.934128,"freq_skew":1.618398,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042372,"usec":387602},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746032,"noise_level":-32.895710,"freq_skew":2.640302,"avlc":{"src":{"addr":"406135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28433,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[53,150,105,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042372,"usec":389004},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557270,"noise_level":-32.706120,"freq_skew":1.272189,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"G","sublabel":"DF","msg_text":" 33 83 83 170 1660120096611\r\n+05 83 83 170 1660120096611\r\n+10 83 83 170 1660120096611\r\n+15 83 83 170 1660120096611\r\n+20 83 83 170 1660120096611\r\n+25 83 83 170 1660120096611\r\n+30 83 83 170 1660120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042372,"usec":390145},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335052,"noise_level":-32.631424,"freq_skew":0.786612,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042372,"usec":391550},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739794,"noise_level":-32.557369,"freq_skew":2.238957,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"U263WG","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":156185},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093497,"noise_level":-32.559593,"freq_skew":0.578925,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":157317},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307374,"noise_level":-32.449654,"freq_skew":2.298258,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":158967},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467206,"noise_level":-33.314068,"freq_skew":2.238742,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20072265","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,116,181,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":159254},"freq":136975000,"burst_len_octets":232,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264583,"noise_level":-33.273933,"freq_skew":0.668235,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"A9","blk_id":"N","ack":"!","msg_text":"/LISCAYA.TI2/LPFR ARR ATIS C\r\n1900Z EXP ILS APCH\r\nRWY IN USE 28\r\nTRL 50\r\nTWY C 1 CLSD\r\nTWY F CLSD\r\nCAUTION BIRD ACTIVITY\r\nWND TDZ 250 DEG 3 KT\r\nCAVOK\r\nT 18 DP 16 QNH 1019\r\nACK ARR INFO C\r\n\r\n\r\nE22F\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":914197},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660023,"noise_level":-32.806255,"freq_skew":0.651720,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":916446},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906577,"noise_level":-32.544636,"freq_skew":0.357198,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":678,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44721,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[113,119,247,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":918412},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858569,"noise_level":-32.398605,"freq_skew":-0.901683,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":221,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":918753},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.009451,"noise_level":-33.134174,"freq_skew":0.649923,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2567,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,2,251,221]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":135.700000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042373,"usec":922206},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609825,"noise_level":-32.786602,"freq_skew":2.366831,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042374,"usec":668319},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843192,"noise_level":-32.599350,"freq_skew":0.263741,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44721,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,89,207,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042374,"usec":669234},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475147,"noise_level":-32.525566,"freq_skew":1.672081,"avlc":{"src":{"addr":"4CAC1E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":25,"dst_ref":28456,"variable_part_params":[{"name":"checksum","value":[247,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042374,"usec":669961},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248968,"noise_level":-33.441193,"freq_skew":0.721645,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[7,85,215,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042374,"usec":670405},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736953,"noise_level":-33.400467,"freq_skew":-1.125485,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042374,"usec":670516},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534708,"noise_level":-33.359936,"freq_skew":0.726605,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042374,"usec":671112},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596460,"noise_level":-33.279427,"freq_skew":0.356081,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6089,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28442,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[84,248]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042374,"usec":671482},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556559,"noise_level":-33.239456,"freq_skew":0.007730,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[26,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042374,"usec":672904},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574087,"noise_level":-33.104568,"freq_skew":2.054695,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[242,110,199,186]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042375,"usec":434923},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067562,"noise_level":-32.795971,"freq_skew":0.719371,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[176,77]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042375,"usec":437160},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390606,"noise_level":-32.534660,"freq_skew":1.324601,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":7251,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042375,"usec":439058},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465561,"noise_level":-32.316772,"freq_skew":0.607118,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042376,"usec":196001},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499403,"noise_level":-31.828655,"freq_skew":0.758167,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042376,"usec":197258},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333251,"noise_level":-31.833590,"freq_skew":0.786385,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042376,"usec":198904},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761474,"noise_level":-31.698948,"freq_skew":0.439066,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042376,"usec":956568},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843222,"noise_level":-32.299583,"freq_skew":-0.260889,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042376,"usec":957477},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261748,"noise_level":-32.192863,"freq_skew":0.665327,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2567,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,2,251,221]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":135.700000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042376,"usec":959201},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539432,"noise_level":-32.017860,"freq_skew":2.215930,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042376,"usec":961080},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452243,"noise_level":-32.827145,"freq_skew":1.029820,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 170 1660120096611\r\n+40 83 83 170 1660120096611\r\n+45 83 83 170 1660120096611\r\n+50 83 83 170 1660120096611\r\n+55 83 83 170 1660120096611\r\n+60 83 83 170 1660120096611\r\n+65 83 83 170 1660120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042377,"usec":717703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440411,"noise_level":-32.661034,"freq_skew":2.115463,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042377,"usec":724109},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562504,"noise_level":-32.550758,"freq_skew":-2.118219,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042378,"usec":490761},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473054,"noise_level":-32.298370,"freq_skew":1.669955,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-7.800000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042378,"usec":492148},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.017840,"noise_level":-32.191666,"freq_skew":0.808376,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[131,192,99,30]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042378,"usec":495933},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.020827,"noise_level":-31.913366,"freq_skew":0.597285,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042378,"usec":496748},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467171,"noise_level":-31.879198,"freq_skew":0.930329,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"I","sublabel":"DF","msg_text":" 83 170 1670120096611\r\n+75 83 83 170 1670120096611\r\n+80 83 83 170 1670120096611\r\n+85 83 83 170 1670120096611\r\n+90 83 83 170 1670120096611\r\n-30 69 69 23 23-079600 -550ER\r\n-25 70 69 23 23-079500 -553ER\r\n-20 6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042379,"usec":242559},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710943,"noise_level":-32.297318,"freq_skew":-1.699559,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":421,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[136,240,239,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042379,"usec":243092},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357498,"noise_level":-32.226044,"freq_skew":0.690215,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6090,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[121,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042379,"usec":244361},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.008606,"noise_level":-32.085228,"freq_skew":0.789536,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45671,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":75,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[143,135,234,38]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042379,"usec":245241},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780320,"noise_level":-31.981094,"freq_skew":1.578065,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"U294UJ","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042379,"usec":245241},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.780320,"noise_level":-31.981094,"freq_skew":1.578065,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,119,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042379,"usec":245537},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657182,"noise_level":-31.981094,"freq_skew":2.339973,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8360,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[67,54,187,93]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8360,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[41,240,102,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042379,"usec":246373},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627647,"noise_level":-31.878195,"freq_skew":2.796308,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1384,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":2796},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060621,"noise_level":-31.576612,"freq_skew":0.682343,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[92,34,10,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":3455},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448661,"noise_level":-31.510992,"freq_skew":-1.375482,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":5013},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278505,"noise_level":-31.381224,"freq_skew":0.686722,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2567,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,2,251,221]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":135.700000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":5747},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355782,"noise_level":-31.317059,"freq_skew":0.571783,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":7251},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754795,"noise_level":-31.752182,"freq_skew":1.547556,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"U294UJ","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":9490},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647939,"noise_level":-31.857946,"freq_skew":-1.055906,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,071467,1,1,TB000000/REP020,84,01,1/CCEC-NBA,OCT26,191922,LEZL,LEST,0088/C0TWP02VLG030101/C106,58802,4360,45,0011,0,1100,45,X/CE-098,29509,296,774,6265,311,W22G03/C21020420-3-121  /C33PXAT00619     /C45"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":10220},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763752,"noise_level":-31.823994,"freq_skew":1.961277,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":10417},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.986702,"noise_level":-31.823994,"freq_skew":0.664635,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":764044},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475074,"noise_level":-32.096741,"freq_skew":1.878678,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,64,149,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":764733},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060835,"noise_level":-32.027084,"freq_skew":2.251190,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":770483},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056019,"noise_level":-31.489101,"freq_skew":0.052843,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[92,30,48,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":770869},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322624,"noise_level":-31.456558,"freq_skew":0.732534,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":771154},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324935,"noise_level":-31.591999,"freq_skew":1.435699,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042380,"usec":771849},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274106,"noise_level":-31.882380,"freq_skew":0.742881,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042381,"usec":536965},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942755,"noise_level":-31.193998,"freq_skew":1.536860,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042381,"usec":537204},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538235,"noise_level":-32.028923,"freq_skew":-1.226519,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"B","sublabel":"DF","msg_text":"321231-23     /C55321160-07     /C61020420-2-121  /C75005779        /C85321231-23     /C95321160-07     /EC1,XXX299,13486,07904/EE771269,00614,00321/F1-082,0710,0835,0835,0062,773/G1-086,0730,0835,0835,0072"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042382,"usec":291148},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020138,"noise_level":-31.108065,"freq_skew":2.784385,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042383,"usec":52228},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379998,"noise_level":-31.014954,"freq_skew":1.294023,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3662,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042383,"usec":54373},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666205,"noise_level":-30.801495,"freq_skew":-0.874296,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"C","sublabel":"DF","msg_text":",773/H103941,03951,04152,07123,07288,03949/I103972,03969,04165,07151,07278,03966/J10247,0022,0000,-379,12875,0900/K10258,0013,0000,-379,13075,0878/L106898,06850,00002,045,038750,05332/M106896,06837,00008,04"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042383,"usec":55476},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487679,"noise_level":-30.741459,"freq_skew":2.762945,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3879,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042383,"usec":818015},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422512,"noise_level":-30.361019,"freq_skew":1.081786,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"J","sublabel":"DF","msg_text":"9 69 23 23-079500 -550ER\r\n-15 69 69 23 24-079400 -550ER\r\n-10 69 69 23 23-079400 -550ER\r\n-05 69 69 23 23-079400 -550ER\r\n 33 69 69 23 23-079400 -550ER\r\n+05 69 69 23 24-079400 -550ER\r\n+10 70 70 23 24-079400 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042383,"usec":820067},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.034181,"noise_level":-30.190899,"freq_skew":0.766764,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2567,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,2,251,221]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":135.700000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042383,"usec":824275},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633369,"noise_level":-29.887413,"freq_skew":-1.221125,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"D","sublabel":"DF","msg_text":"5,039656,05354/N10000,0091,0049,0265,0000,026,0026/O10000,0092,0049,0272,0000,025,0022/P1-0076,-101,0077,3091,0002,15264,026/Q1-0075,-104,0080,3102,0000,12728,018/R10962,0250,000,0263,00264,00000,0011/S1093"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042384,"usec":572506},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422570,"noise_level":-29.673172,"freq_skew":0.993154,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1764,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042385,"usec":338695},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765429,"noise_level":-29.504837,"freq_skew":-1.146737,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"E","sublabel":"DF","msg_text":"8,0249,000,0264,00272,00000,0013/T100000,00000/U100000,00000/V122280,183A2,042C0,00000,00040,00000/W122280,18322,442C0,00000,00040,00000/X100000,0000C,04000,100C0,660C1,10000/Y100000,0000C,04000,100C0,4F801"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042385,"usec":343164},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420059,"noise_level":-29.198950,"freq_skew":1.128395,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"K","sublabel":"DF","msg_text":"50ER\r\n+15 70 70 23 23-079400 -550ER\r\n+20 70 70 23 24-079400 -550ER\r\n+25 70 70 23 23-079400 -550ER\r\n+30 70 70 23 24-079400 -550ER\r\n+35 70 70 23 24-079400 -550ER\r\n+40 70 69 23 24-079400 -550ER\r\n+45 69 69 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042385,"usec":344126},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160072,"noise_level":-29.149000,"freq_skew":1.097157,"avlc":{"src":{"addr":"48C2A0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042386,"usec":113735},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491351,"noise_level":-28.455256,"freq_skew":3.015617,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042386,"usec":866431},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673318,"noise_level":-28.386551,"freq_skew":2.194206,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4687,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042386,"usec":866838},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633613,"noise_level":-28.363770,"freq_skew":0.787410,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[52,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042386,"usec":870150},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076255,"noise_level":-28.944586,"freq_skew":0.781040,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2567,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,2,251,221]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":135.700000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042386,"usec":870740},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462831,"noise_level":-28.896072,"freq_skew":2.142236,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8360,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,136,38,39]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042386,"usec":871666},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926556,"noise_level":-28.847828,"freq_skew":0.268341,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042386,"usec":873565},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277961,"noise_level":-28.728380,"freq_skew":0.770553,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":55112,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042387,"usec":625582},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655367,"noise_level":-29.564531,"freq_skew":2.131529,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":594,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28579,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,152,244,166]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042387,"usec":628092},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488414,"noise_level":-29.383564,"freq_skew":1.169651,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079400 -550ER\r\n+50 70 69 23 23-079400 -550ER\r\n+55 70 70 23 24-079300 -550ER\r\n+60 70 70 23 24-079300 -550ER\r\n+65 70 70 23 24-079200 -550ER\r\n+70 70 70 23 23-079200 -550ER\r\n+75 70 70 23 24-079200 -550ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042387,"usec":628630},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.068950,"noise_level":-29.913078,"freq_skew":0.754032,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[177,238,60,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042387,"usec":629626},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224484,"noise_level":-30.712379,"freq_skew":0.654703,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8360,"dst_ref":68,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[64,85,235,48]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042387,"usec":629861},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772574,"noise_level":-30.712379,"freq_skew":1.066399,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".D-AIDV","mode":"2","label":"H2","blk_id":"2","ack":"!","flight":"LH044L","msg_num":"M48","msg_num_seq":"A","msg_text":"02E26LEMGEDDLN39199W00332118443401M465202021G    QN40147W00320818513400M472214026G    QN41097W00309318583401M472221030G    QN42031W00249819053402M465222027G    QN42540W00218119123401M467228031G    QN43437W00142"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042387,"usec":630274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380250,"noise_level":-30.719748,"freq_skew":0.645155,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042387,"usec":631200},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.682337,"noise_level":-30.660271,"freq_skew":-2.233049,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,155,3,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042387,"usec":632481},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255500,"noise_level":-31.724373,"freq_skew":0.847817,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[195,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042388,"usec":390327},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186174,"noise_level":-31.363483,"freq_skew":0.725766,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[125,249,35,5]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042388,"usec":391213},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.180248,"noise_level":-31.299448,"freq_skew":1.165888,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042388,"usec":392577},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291699,"noise_level":-31.172779,"freq_skew":1.311799,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042388,"usec":393645},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998145,"noise_level":-31.110130,"freq_skew":0.301825,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8311,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[252,158,222,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042388,"usec":393645},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.998145,"noise_level":-31.110130,"freq_skew":0.301825,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8311,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[250,161,40,27]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":46}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042388,"usec":394512},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440304,"noise_level":-31.722771,"freq_skew":0.666652,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4015,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8485,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[41,179]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042388,"usec":394689},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522229,"noise_level":-31.722771,"freq_skew":0.615369,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042388,"usec":395178},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625875,"noise_level":-32.068043,"freq_skew":0.867492,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":753,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[50,119,96,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":152099},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328387,"noise_level":-31.895514,"freq_skew":1.826224,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[67,5,42,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":152189},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878817,"noise_level":-31.895514,"freq_skew":1.091469,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".D-AIDV","mode":"2","label":"H2","blk_id":"3","ack":"!","flight":"LH044L","msg_num":"M48","msg_num_seq":"B","msg_text":"02E26LEMGEDDLN39199W00332118443401M465202021G    QN40147W00320818513400M472214026G    QN41097W00309318583401M472221030G    QN42031W00249819053402M465222027G    QN42540W00218119123401M467228031G    QN43437W00142019193399M472238037G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":153017},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360569,"noise_level":-31.827450,"freq_skew":0.620897,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2567,"credit":15,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[143,51,78,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":154716},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.349655,"noise_level":-32.148060,"freq_skew":-2.533276,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":156093},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.186557,"noise_level":-32.008495,"freq_skew":2.586932,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"44","blk_id":"9","ack":"!","flight":"TP1065","msg_num":"M39","msg_num_seq":"A","msg_text":"TOD,191947,32952,1958,457.3, 3840,N4021.87,W00741.49"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":160438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921759,"noise_level":-31.803261,"freq_skew":0.261321,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":906171},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472656,"noise_level":-31.735914,"freq_skew":1.103491,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D88","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191733\r\n 292117260A10760A115BCG3A-L200-0002\r\n-3000 370140017217066 336 341 317 317\r\n-2500 370150017217066 337 342 318 317\r\n-2000 370130017217166 335 341 317 316\r\n-1500 370120017217166 337 340 317 317\r\n-1000 370150017217066 336 340 317 317\r\n-0500 370160017217066 337 339 318 318\r\n 3300 370150017217166 336 342 317 317\r\n+0500 370140017217166 336 341 317 318\r\n+1000 370140017217166 337 340 317 318\r\n+1500 370150017317166 337 341 318 319\r\n+2000 370120017317166 337 340 318 318\r\n+2500 370110017317166 338 341 318 319\r\n+3000 370130017317166 337 342 317 318\r\n+3500 370150017317166 338 340 317 318\r\n+4000 370160017317266 338 340 319 318\r\n+4500 370150017317166 337 343 318 318\r\n+5000 370140017317166 337 341 318 318\r\n+5500 370130017317166 338 340 318 318\r\n+6000 370110017217166 336 340 316 318\r\n+6500 370100017317166 337 341 317 317\r\n+7000 370100017217166 336 340 317 317\r\n+7500 370090017217066 336 339 316 318\r\n+8000 370090017217166 336 340 316 316\r\n+8500 370090017217166 338 339 317 318\r\n+9000 370100017217166 336 339 317 317\r\n-30 83 83 170 1670120096611\r\n-25 83 83 170 1660120106611\r\n-20 83 83 170 1660120096611\r\n-15 83 83 170 1660120096611\r\n-10 83 83 170 1660120096611\r\n-05 83 83 170 1660120096611\r\n 33 83 83 170 1660120096611\r\n+05 83 83 170 1660120096611\r\n+10 83 83 170 1660120096611\r\n+15 83 83 170 1660120096611\r\n+20 83 83 170 1660120096611\r\n+25 83 83 170 1660120096611\r\n+30 83 83 170 1660120096611\r\n+35 83 83 170 1660120096611\r\n+40 83 83 170 1660120096611\r\n+45 83 83 170 1660120096611\r\n+50 83 83 170 1660120096611\r\n+55 83 83 170 1660120096611\r\n+60 83 83 170 1660120096611\r\n+65 83 83 170 1660120096611\r\n+70 83 83 170 1670120096611\r\n+75 83 83 170 1670120096611\r\n+80 83 83 170 1670120096611\r\n+85 83 83 170 1670120096611\r\n+90 83 83 170 1670120096611\r\n-30 69 69 23 23-079600 -550ER\r\n-25 70 69 23 23-079500 -553ER\r\n-20 69 69 23 23-079500 -550ER\r\n-15 69 69 23 24-079400 -550ER\r\n-10 69 69 23 23-079400 -550ER\r\n-05 69 69 23 23-079400 -550ER\r\n 33 69 69 23 23-079400 -550ER\r\n+05 69 69 23 24-079400 -550ER\r\n+10 70 70 23 24-079400 -550ER\r\n+15 70 70 23 23-079400 -550ER\r\n+20 70 70 23 24-079400 -550ER\r\n+25 70 70 23 23-079400 -550ER\r\n+30 70 70 23 24-079400 -550ER\r\n+35 70 70 23 24-079400 -550ER\r\n+40 70 69 23 24-079400 -550ER\r\n+45 69 69 23 24-079400 -550ER\r\n+50 70 69 23 23-079400 -550ER\r\n+55 70 70 23 24-079300 -550ER\r\n+60 70 70 23 24-079300 -550ER\r\n+65 70 70 23 24-079200 -550ER\r\n+70 70 70 23 23-079200 -550ER\r\n+75 70 70 23 24-079200 -550ER\r\n+80 70 70 23 24-079200 -550ER\r\n+85 70 70 23 24-079100 -550ER\r\n+90 70 70 23 24-079000 -550ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":907160},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880118,"noise_level":-31.669083,"freq_skew":0.587803,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":907229},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212342,"noise_level":-31.635860,"freq_skew":0.604315,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[0,21]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":908568},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152417,"noise_level":-31.504227,"freq_skew":0.681003,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45703,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":65,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[200,250,248,105]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LECB"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":908568},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.152417,"noise_level":-31.504227,"freq_skew":0.681003,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":910016},"freq":136975000,"burst_len_octets":257,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250079,"noise_level":-31.439148,"freq_skew":0.668282,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TPX","mode":"2","label":"22","blk_id":"L","ack":"!","msg_text":"03mwvWH0LLW1!TWOL10\r\nTmtxeDnH>Tmvn(e0HTWIO0!O>WmwvWxnxnJV\r\nWWWW\r\n#W#W#W#\r\nWWWW\r\nHwIOLWH\r\nWWWW\r\nL0WHWH!w>>WmwvWfOT@WH0LLW1!T>\r\nWWWW\r\n#W#W#W#\r\nWWWW\r\nHwIOLWf\r\nWWWW\r\nL0WfWH!w>>WmwvWfOT@WH0LLW1!T>\r\nWWWW\r\n#W#W#W#\r\nWWWW\r\nHwIOLW"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":910319},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300142,"noise_level":-31.439148,"freq_skew":1.658227,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":912601},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890910,"noise_level":-31.873453,"freq_skew":-3.337772,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[80,234,165,244]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28472,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[31,204,57,114]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042389,"usec":913464},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130263,"noise_level":-31.839443,"freq_skew":0.894866,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[177,238,60,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":675526},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322200,"noise_level":-31.605013,"freq_skew":0.761450,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8360,"dst_ref":68,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[64,85,235,48]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":676602},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790096,"noise_level":-31.473843,"freq_skew":0.872703,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28553,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[65,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":676732},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638727,"noise_level":-31.473843,"freq_skew":1.184433,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":678178},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222215,"noise_level":-31.312614,"freq_skew":0.647552,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45705,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":65,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[102,225,96,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":678261},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116863,"noise_level":-31.312614,"freq_skew":0.768919,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[90,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":678739},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299789,"noise_level":-31.762096,"freq_skew":0.845031,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,249,124,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":678739},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.299789,"noise_level":-31.762096,"freq_skew":0.845031,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45700,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":69,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,215,233,212]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":678849},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017989,"noise_level":-31.762096,"freq_skew":0.817182,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":680333},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634866,"noise_level":-31.595480,"freq_skew":2.227044,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":68,"dst_ref":8360,"variable_part_params":[{"name":"atn_checksum","value":[216,130,121,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":681088},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695611,"noise_level":-31.562538,"freq_skew":2.178268,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":596,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[51,14,77,142]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":681088},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.695611,"noise_level":-31.562538,"freq_skew":2.178268,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042390,"usec":681951},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619486,"noise_level":-31.772724,"freq_skew":0.968574,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28553,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[81,194]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042391,"usec":437893},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.412373,"noise_level":-31.803600,"freq_skew":2.592418,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042391,"usec":438240},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373686,"noise_level":-31.769863,"freq_skew":0.638738,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042391,"usec":438315},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375346,"noise_level":-31.769863,"freq_skew":2.282945,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[166,173,72,126]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042391,"usec":439715},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152329,"noise_level":-31.636196,"freq_skew":0.624915,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":50988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":63942,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[16,137,50,77]},{"name":"checksum","value":[222,168]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25248130,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042391,"usec":440329},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649901,"noise_level":-31.603098,"freq_skew":-3.547664,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042391,"usec":442121},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743445,"noise_level":-31.439476,"freq_skew":1.968094,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042392,"usec":194032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432642,"noise_level":-31.374878,"freq_skew":0.935893,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042392,"usec":198182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751035,"noise_level":-31.097885,"freq_skew":0.685020,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042392,"usec":198495},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780758,"noise_level":-31.097885,"freq_skew":2.709076,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042392,"usec":199778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.150099,"noise_level":-31.004879,"freq_skew":0.703878,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042392,"usec":959151},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505979,"noise_level":-30.554522,"freq_skew":0.213888,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"IB07RA","msg_num":"D04","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243858,1,1,TB000000/REP033,00,00,1/POSDMU,191940, 42.289,-  2.926,  5860,337\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042392,"usec":965216},"freq":136975000,"burst_len_octets":257,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267253,"noise_level":-31.346970,"freq_skew":0.686890,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TPX","mode":"2","label":"22","blk_id":"L","ack":"!","msg_text":"03mwvWH0LLW1!TWOL10\r\nTmtxeDnH>Tmvn(e0HTWIO0!O>WmwvWxnxnJV\r\nWWWW\r\n#W#W#W#\r\nWWWW\r\nHwIOLWH\r\nWWWW\r\nL0WHWH!w>>WmwvWfOT@WH0LLW1!T>\r\nWWWW\r\n#W#W#W#\r\nWWWW\r\nHwIOLWf\r\nWWWW\r\nL0WfWH!w>>WmwvWfOT@WH0LLW1!T>\r\nWWWW\r\n#W#W#W#\r\nWWWW\r\nHwIOLW"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042393,"usec":725242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362230,"noise_level":-30.818130,"freq_skew":2.846448,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042394,"usec":475826},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187858,"noise_level":-30.492336,"freq_skew":0.857036,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":50988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":63942,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[16,137,50,77]},{"name":"checksum","value":[222,168]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25248130,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042394,"usec":476617},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466950,"noise_level":-30.434391,"freq_skew":0.904629,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":818,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042394,"usec":476756},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.931177,"noise_level":-31.553200,"freq_skew":-1.079271,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"F","sublabel":"DF","msg_text":",10000/Z100000,00000,XXXXX,00000,08000,00000/1F00000,00000,XXXXX,00000,08000,00000/1G02000,XXXXX,XXXXX,00000,00000,XXXXX/1H00000,XXXXX,XXXXX,00000,00000,XXXXX/1I40001,40080,00000,00000,XXXXX,XXXXX/1J40001,4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042394,"usec":478608},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531061,"noise_level":-31.358330,"freq_skew":0.081332,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042394,"usec":482085},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152763,"noise_level":-32.085457,"freq_skew":2.297957,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"_d","blk_id":"0","ack":"L","flight":"TP1065","msg_num":"M40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042394,"usec":483988},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502932,"noise_level":-31.878418,"freq_skew":1.180846,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[215,133,251,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042395,"usec":241889},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188176,"noise_level":-31.746368,"freq_skew":-3.360879,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042395,"usec":243601},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442307,"noise_level":-31.837664,"freq_skew":-3.649038,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":439,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":66,"dst_ref":63942,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[142,134,190,126]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042395,"usec":246762},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676259,"noise_level":-31.570311,"freq_skew":0.858026,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042395,"usec":248925},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123582,"noise_level":-31.342941,"freq_skew":0.627293,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344697","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":50997,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[116,94,123,199]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042396,"usec":9423},"freq":136975000,"burst_len_octets":258,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158225,"noise_level":-31.939617,"freq_skew":0.606294,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TPX","mode":"2","label":"22","blk_id":"M","ack":"!","msg_text":")\r\nWWWW\r\n&>TW1!TWWWW&wT+WW>T&WW+T&WWowT+\r\nWWWW\r\nHL1WTmtxJWW(P0HTWxVDDWWWWWW--w\r\n1w0WTmtVxPW(e0HTW(JxxWWWWWWteW\r\n1LHWTmte9DW(P0HTWxP(DWWWWWW((W\r\n1LHWTmteVDW(e0HTW(txDWWWWWWt-W\r\nodXWTmx9PWW(e0HTW(J(DWWWWWW-JW\r\n8OwWTm((JWW("}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042396,"usec":9737},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324879,"noise_level":-31.939617,"freq_skew":-0.028788,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":706,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[44,54,113,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042396,"usec":10866},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257090,"noise_level":-31.803331,"freq_skew":0.860601,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042396,"usec":771504},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679429,"noise_level":-31.278625,"freq_skew":-3.331509,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":294798},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488297,"noise_level":-29.710617,"freq_skew":0.309552,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":328,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8311,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[186,212,166,142]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":296304},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433988,"noise_level":-30.278912,"freq_skew":0.136612,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":329,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28571,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[79,179,165,2]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":296492},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.462955,"noise_level":-30.446171,"freq_skew":2.474666,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-7.700000},"alt":32000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":297890},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501510,"noise_level":-30.331272,"freq_skew":0.718343,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":298017},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.954530,"noise_level":-30.331272,"freq_skew":0.735607,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2567,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[228,0,128,49]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":299219},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.120523,"noise_level":-30.402718,"freq_skew":2.492615,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TP1065","msg_num":"M41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":299219},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.120523,"noise_level":-30.402718,"freq_skew":2.492615,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251030","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,24,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":300092},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443632,"noise_level":-30.345366,"freq_skew":0.841933,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8311,"dst_ref":2567,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[125,240,95,163]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":302453},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266801,"noise_level":-30.231785,"freq_skew":0.828867,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45719,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[49,113,92,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042398,"usec":303548},"freq":136975000,"burst_len_octets":258,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103202,"noise_level":-30.956823,"freq_skew":0.729821,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TPX","mode":"2","label":"22","blk_id":"M","ack":"!","msg_text":")\r\nWWWW\r\n&>TW1!TWWWW&wT+WW>T&WW+T&WWowT+\r\nWWWW\r\nHL1WTmtxJWW(P0HTWxVDDWWWWWW--w\r\n1w0WTmtVxPW(e0HTW(JxxWWWWWWteW\r\n1LHWTmte9DW(P0HTWxP(DWWWWWW((W\r\n1LHWTmteVDW(e0HTW(txDWWWWWWt-W\r\nodXWTmx9PWW(e0HTW(J(DWWWWWW-JW\r\n8OwWTm((JWW("}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":54925},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280500,"noise_level":-30.956823,"freq_skew":0.873126,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":55543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217245,"noise_level":-31.974758,"freq_skew":1.012452,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":56624},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072193,"noise_level":-32.796291,"freq_skew":0.282794,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":56624},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.072193,"noise_level":-32.796291,"freq_skew":0.282794,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":330,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2567,"dst_ref":8311,"variable_part_params":[{"name":"atn_checksum","value":[178,73,117,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":58893},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.214043,"noise_level":-32.498272,"freq_skew":0.810386,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45720,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[8,3,43,100]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":814256},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.913096,"noise_level":-32.069580,"freq_skew":0.595533,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":819004},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717783,"noise_level":-31.561853,"freq_skew":0.773696,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28553,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[80,157]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":19,"sec":58}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":819646},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761407,"noise_level":-31.800774,"freq_skew":0.252242,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":820090},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680328,"noise_level":-32.613064,"freq_skew":2.036906,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":826,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042399,"usec":820318},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067485,"noise_level":-32.613064,"freq_skew":0.784448,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45719,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[49,113,92,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042400,"usec":574433},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.090601,"noise_level":-32.580917,"freq_skew":2.700112,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"_d","blk_id":"0","ack":"L","flight":"TP1065","msg_num":"M40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042400,"usec":578167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231362,"noise_level":-32.148228,"freq_skew":2.311988,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042400,"usec":580688},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689416,"noise_level":-31.974113,"freq_skew":0.201287,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042400,"usec":580688},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.689416,"noise_level":-31.974113,"freq_skew":0.201287,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":331,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[45,134,7,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042400,"usec":581447},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181184,"noise_level":-31.974113,"freq_skew":0.758732,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042400,"usec":581957},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612253,"noise_level":-32.171494,"freq_skew":0.748137,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042401,"usec":344059},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.169600,"noise_level":-31.691261,"freq_skew":0.750662,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042401,"usec":344698},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540257,"noise_level":-31.657951,"freq_skew":0.927750,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042401,"usec":348070},"freq":136975000,"burst_len_octets":258,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165543,"noise_level":-32.096172,"freq_skew":0.756587,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495218","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TPX","mode":"2","label":"22","blk_id":"M","ack":"!","msg_text":")\r\nWWWW\r\n&>TW1!TWWWW&wT+WW>T&WW+T&WWowT+\r\nWWWW\r\nHL1WTmtxJWW(P0HTWxVDDWWWWWW--w\r\n1w0WTmtVxPW(e0HTW(JxxWWWWWWteW\r\n1LHWTmte9DW(P0HTWxP(DWWWWWW((W\r\n1LHWTmteVDW(e0HTW(txDWWWWWWt-W\r\nodXWTmx9PWW(e0HTW(J(DWWWWWW-JW\r\n8OwWTm((JWW("}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042401,"usec":353462},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616073,"noise_level":-32.026524,"freq_skew":1.860401,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[106,100,222,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042402,"usec":97560},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068624,"noise_level":-31.820868,"freq_skew":0.326358,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042402,"usec":98195},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758620,"noise_level":-31.753384,"freq_skew":0.705053,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28553,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[61,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042402,"usec":867723},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483790,"noise_level":-30.859850,"freq_skew":1.950126,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042402,"usec":874124},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264188,"noise_level":-30.709532,"freq_skew":2.293759,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"_d","blk_id":"2","ack":"M","flight":"TP1065","msg_num":"M42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042403,"usec":621694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505418,"noise_level":-30.301971,"freq_skew":2.372693,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042403,"usec":622035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084245,"noise_level":-30.273581,"freq_skew":2.133018,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042403,"usec":628204},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232888,"noise_level":-29.833050,"freq_skew":0.682879,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[137,216,219,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042404,"usec":391311},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711695,"noise_level":-29.541609,"freq_skew":1.485982,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042404,"usec":392207},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648580,"noise_level":-29.463795,"freq_skew":-0.870575,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"G","sublabel":"DF","msg_text":"0080,00000,00000,XXXXX,XXXXX/1K01A00,38000,00004,00000,0105E,05500/1L01400,30004,00004,00000,00A74,05500/1M0A360,-----,-----,-----,XXXXX/1N7C360,-----,-----,-----,XXXXX/V222280,183A2,442C0,00000,00040,00000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042405,"usec":142553},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439160,"noise_level":-29.084845,"freq_skew":0.746488,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407797","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042405,"usec":147175},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.219268,"noise_level":-28.698059,"freq_skew":-2.436896,"avlc":{"src":{"addr":"3C56EA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":347,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8439,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[108,248,109,16]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042405,"usec":148829},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991818,"noise_level":-28.650902,"freq_skew":2.591423,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"_d","blk_id":"3","ack":"N","flight":"TP1065","msg_num":"M43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042405,"usec":918127},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324236,"noise_level":-28.082043,"freq_skew":0.722354,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042405,"usec":918367},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690986,"noise_level":-28.082043,"freq_skew":0.602422,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":648,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[91,155,185,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042406,"usec":679544},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663816,"noise_level":-28.204426,"freq_skew":-0.234862,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042407,"usec":432959},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160487,"noise_level":-28.409561,"freq_skew":0.458412,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042408,"usec":198158},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928253,"noise_level":-28.007328,"freq_skew":2.659004,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPX","mode":"2","label":"_d","blk_id":"4","ack":"O","flight":"TP1065","msg_num":"M44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042408,"usec":199946},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.011981,"noise_level":-27.898827,"freq_skew":0.834537,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":55683,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042408,"usec":963042},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.316209,"noise_level":-28.280909,"freq_skew":1.866618,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2746,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[109,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042408,"usec":963662},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514418,"noise_level":-28.823004,"freq_skew":1.071770,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":303,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042408,"usec":965906},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.594072,"noise_level":-28.656702,"freq_skew":2.125540,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5978,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042409,"usec":719672},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607834,"noise_level":-28.424519,"freq_skew":-0.272906,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042409,"usec":721778},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381001,"noise_level":-29.068600,"freq_skew":1.814799,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[254,43,110,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042409,"usec":721978},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581835,"noise_level":-30.018715,"freq_skew":1.146281,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28461,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042409,"usec":722180},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074441,"noise_level":-30.018715,"freq_skew":2.665151,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":973,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042409,"usec":724418},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515848,"noise_level":-29.855110,"freq_skew":2.401887,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":287,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[141,191,39,244]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8383,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[46,53,250,254]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042409,"usec":725032},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196318,"noise_level":-30.496189,"freq_skew":0.613126,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042409,"usec":726497},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.371322,"noise_level":-30.380632,"freq_skew":1.635521,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-8.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042409,"usec":726963},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.169008,"noise_level":-30.323427,"freq_skew":0.684857,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45742,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":12,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[211,64]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042410,"usec":484269},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.047887,"noise_level":-30.266594,"freq_skew":1.904851,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042410,"usec":485126},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616061,"noise_level":-31.154215,"freq_skew":0.702649,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042411,"usec":245614},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643786,"noise_level":-30.317463,"freq_skew":2.285861,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042411,"usec":246675},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.358635,"noise_level":-30.997055,"freq_skew":1.662047,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042411,"usec":247271},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647808,"noise_level":-30.935658,"freq_skew":2.469808,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":58,"dst_ref":28610,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[157,205,35,208]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042411,"usec":247873},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787046,"noise_level":-30.935658,"freq_skew":0.055131,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":613,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042411,"usec":248411},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803000,"noise_level":-30.905117,"freq_skew":1.272596,"avlc":{"src":{"addr":"4CAE68","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042411,"usec":249704},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.896945,"noise_level":-30.844364,"freq_skew":1.698907,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2212,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[68,207,30,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042412,"usec":6510},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691085,"noise_level":-30.430580,"freq_skew":1.311647,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":303,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042412,"usec":8505},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694061,"noise_level":-30.230850,"freq_skew":0.635182,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042412,"usec":10223},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.796947,"noise_level":-30.174620,"freq_skew":1.499233,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042412,"usec":11545},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699943,"noise_level":-30.063238,"freq_skew":-1.211619,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"H","sublabel":"DF","msg_text":"/W222280,18322,442C0,00000,00040,00000/X200000,0000C,04000,100C0,660C1,10000/Y200000,0000C,04000,100C0,4F801,10000/Z200000,00000,XXXXX,00000,08000,00000/2F00000,00000,XXXXX,00000,08000,00000/2G02000,XXXXX,X"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042412,"usec":764089},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.029275,"noise_level":-29.954088,"freq_skew":2.248326,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042412,"usec":767295},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050600,"noise_level":-29.685074,"freq_skew":-0.898490,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"I","sublabel":"DF","msg_text":"XXXX,00000,00000,XXXXX/2H00000,XXXXX,XXXXX,00000,00000,XXXXX/2I40001,40080,00000,00000,XXXXX,XXXXX/2J40001,40080,00000,00000,XXXXX,XXXXX/2K01A00,38000,00004,00200,0105E,05500/2L01400,30004,00004,00200,00A74"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042412,"usec":771860},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.530568,"noise_level":-29.501602,"freq_skew":1.810828,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042413,"usec":531202},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670771,"noise_level":-29.347366,"freq_skew":-0.953374,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[7,122,68,210]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[185,175,192,32]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042413,"usec":532628},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577091,"noise_level":-29.743841,"freq_skew":1.460261,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":304,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042413,"usec":536882},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593536,"noise_level":-29.429571,"freq_skew":2.787558,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3880,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[82,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042413,"usec":537305},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567508,"noise_level":-29.403887,"freq_skew":2.522359,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5028,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[185,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042413,"usec":538150},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605450,"noise_level":-29.352749,"freq_skew":-1.131728,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"J","sublabel":"DF","msg_text":",05500/2M0A360,-----,-----,-----,XXXXX/2N7C360,-----,-----,-----,XXXXX/V322280,183A2,442C0,00000,00040,00000/W322280,18322,442C0,00000,00040,00000/X300000,0000C,04000,100C0,660C1,10000/Y300000,0000C,04000,1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042414,"usec":293035},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074847,"noise_level":-29.176094,"freq_skew":0.297015,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042414,"usec":293624},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541800,"noise_level":-29.126274,"freq_skew":2.559217,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[138,238]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042414,"usec":294216},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446554,"noise_level":-29.101471,"freq_skew":2.759057,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3881,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8377,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,244]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042414,"usec":295436},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591624,"noise_level":-29.002962,"freq_skew":1.154091,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042414,"usec":295980},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080381,"noise_level":-28.954124,"freq_skew":-0.844768,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042415,"usec":60186},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787381,"noise_level":-28.459375,"freq_skew":-1.133842,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"K","sublabel":"DF","msg_text":"00C0,4F801,10000/Z300000,00000,XXXXX,00000,08000,00000/3F00000,00000,XXXXX,00000,08000,00000/3G02000,XXXXX,XXXXX,00000,00000,XXXXX/3H00000,XXXXX,XXXXX,00000,00000,XXXXX/3I01001,40080,00000,00000,XXXXX,XXXXX"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042415,"usec":60393},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.568002,"noise_level":-28.459375,"freq_skew":2.387532,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":973,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042415,"usec":62987},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295218,"noise_level":-28.277271,"freq_skew":1.731800,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":393,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042415,"usec":63631},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440265,"noise_level":-28.686306,"freq_skew":2.582490,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042415,"usec":813956},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631711,"noise_level":-29.120312,"freq_skew":3.070095,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042416,"usec":579314},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.644957,"noise_level":-28.614103,"freq_skew":-0.253592,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":1021,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28393,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[206,218,202,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042417,"usec":333831},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237000,"noise_level":-27.938568,"freq_skew":0.582857,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45760,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":69,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[38,132,243,153]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042417,"usec":339267},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136858,"noise_level":-28.008814,"freq_skew":0.659539,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":54,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[144,129,84,181]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"MAINTAIN [speed] OR GREATER","choice":"uM108Speed","data":{"speed":{"choice":"speedMach","data":{"mach":{"val":0.780000,"unit":""}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042417,"usec":342720},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.091218,"noise_level":-27.814442,"freq_skew":-0.024454,"avlc":{"src":{"addr":"440075","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":99428},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459874,"noise_level":-27.771832,"freq_skew":-1.033898,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":762,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[185,253,13,76]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":16,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":100437},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337889,"noise_level":-28.756800,"freq_skew":1.733473,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":101142},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752565,"noise_level":-29.564045,"freq_skew":2.161790,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":101258},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805295,"noise_level":-29.537962,"freq_skew":-0.966730,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[93,62,189,18]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28463,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[142,88,66,1]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":106212},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342460,"noise_level":-29.256100,"freq_skew":1.645679,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":859066},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775922,"noise_level":-29.081383,"freq_skew":-1.006486,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"VY88ZT","msg_num":"D62","msg_num_seq":"L","sublabel":"DF","msg_text":"A320,071467,1,1,TB000000/REP020,84,01,1/CCEC-NBA,OCT26,191922,LEZL,LEST,0088/C0TWP02VLG030101/C106,58802,4360,45,0011,0,1100,45,X/CE-098,29509,296,774,6265,311,W22G03/C21020420-3-121  /C33PXAT00619     /C45321231-23     /C55321160-07     /C61020420-2-121  /C75005779        /C85321231-23     /C95321160-07     /EC1,XXX299,13486,07904/EE771269,00614,00321/F1-082,0710,0835,0835,0062,773/G1-086,0730,0835,0835,0072,773/H103941,03951,04152,07123,07288,03949/I103972,03969,04165,07151,07278,03966/J10247,0022,0000,-379,12875,0900/K10258,0013,0000,-379,13075,0878/L106898,06850,00002,045,038750,05332/M106896,06837,00008,045,039656,05354/N10000,0091,0049,0265,0000,026,0026/O10000,0092,0049,0272,0000,025,0022/P1-0076,-101,0077,3091,0002,15264,026/Q1-0075,-104,0080,3102,0000,12728,018/R10962,0250,000,0263,00264,00000,0011/S10938,0249,000,0264,00272,00000,0013/T100000,00000/U100000,00000/V122280,183A2,042C0,00000,00040,00000/W122280,18322,442C0,00000,00040,00000/X100000,0000C,04000,100C0,660C1,10000/Y100000,0000C,04000,100C0,4F801,10000/Z100000,00000,XXXXX,00000,08000,00000/1F00000,00000,XXXXX,00000,08000,00000/1G02000,XXXXX,XXXXX,00000,00000,XXXXX/1H00000,XXXXX,XXXXX,00000,00000,XXXXX/1I40001,40080,00000,00000,XXXXX,XXXXX/1J40001,40080,00000,00000,XXXXX,XXXXX/1K01A00,38000,00004,00000,0105E,05500/1L01400,30004,00004,00000,00A74,05500/1M0A360,-----,-----,-----,XXXXX/1N7C360,-----,-----,-----,XXXXX/V222280,183A2,442C0,00000,00040,00000/W222280,18322,442C0,00000,00040,00000/X200000,0000C,04000,100C0,660C1,10000/Y200000,0000C,04000,100C0,4F801,10000/Z200000,00000,XXXXX,00000,08000,00000/2F00000,00000,XXXXX,00000,08000,00000/2G02000,XXXXX,XXXXX,00000,00000,XXXXX/2H00000,XXXXX,XXXXX,00000,00000,XXXXX/2I40001,40080,00000,00000,XXXXX,XXXXX/2J40001,40080,00000,00000,XXXXX,XXXXX/2K01A00,38000,00004,00200,0105E,05500/2L01400,30004,00004,00200,00A74,05500/2M0A360,-----,-----,-----,XXXXX/2N7C360,-----,-----,-----,XXXXX/V322280,183A2,442C0,00000,00040,00000/W322280,18322,442C0,00000,00040,00000/X300000,0000C,04000,100C0,660C1,10000/Y300000,0000C,04000,100C0,4F801,10000/Z300000,00000,XXXXX,00000,08000,00000/3F00000,00000,XXXXX,00000,08000,00000/3G02000,XXXXX,XXXXX,00000,00000,XXXXX/3H00000,XXXXX,XXXXX,00000,00000,XXXXX/3I01001,40080,00000,00000,XXXXX,XXXXX/3J40001,40080,00000,00000,XXXXX,XXXXX/3K01A00,38000,00004,00200,0105E,05500/3L01400,30004,00004,00200,00A74,05500/3M0A360,-----,-----,-----,XXXXX/3N7C360,-----,-----,-----,XXXXX/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":859376},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.191362,"noise_level":-29.056705,"freq_skew":0.847915,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45764,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[23,19,216,202]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":859752},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594281,"noise_level":-29.056705,"freq_skew":2.021840,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[251,122,122,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":862696},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904201,"noise_level":-28.813734,"freq_skew":0.074739,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":680,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[33,100,72,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":862774},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669175,"noise_level":-28.813734,"freq_skew":1.582933,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":863893},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051173,"noise_level":-28.742146,"freq_skew":0.831817,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45765,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[30,119,133,117]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":17}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":864081},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848701,"noise_level":-28.742146,"freq_skew":-1.027825,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":865184},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.274262,"noise_level":-29.518700,"freq_skew":2.777958,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":865705},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099670,"noise_level":-29.466885,"freq_skew":0.643779,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042418,"usec":866596},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495616,"noise_level":-29.415375,"freq_skew":-1.108180,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042419,"usec":623013},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364501,"noise_level":-29.636513,"freq_skew":2.890245,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3882,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":5,"dst_ref":28613,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[124,195]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042419,"usec":626182},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671898,"noise_level":-29.557846,"freq_skew":-1.299056,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"1L","blk_id":"4","ack":"!","flight":"LH005D","msg_num":"M26","msg_num_seq":"A","msg_text":"00023209298QM02M(+(U4DPBRDH*:V*206LL--DF7IDRJT::-20581"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042419,"usec":627853},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.068976,"noise_level":-29.955963,"freq_skew":0.199443,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042419,"usec":628313},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629143,"noise_level":-29.928677,"freq_skew":0.138013,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042419,"usec":628395},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958154,"noise_level":-29.928677,"freq_skew":-1.259244,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,071468,1,1,TB000000/REP020,84,01,1/CCEC-NBA,OCT26,191922,LEZL,LEST,0088/C0TWP02VLG030101/C106,58920,4360,45,0011,0,1100,45,X/CE-098,29509,296,774,6265,311,W22G03/C21020420-3-121  /C33PXAT00619     /C45"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042420,"usec":387184},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803603,"noise_level":-29.874363,"freq_skew":-0.817468,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042420,"usec":389135},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662591,"noise_level":-30.725660,"freq_skew":0.210862,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[130,83,57,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042420,"usec":390367},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422071,"noise_level":-31.339870,"freq_skew":-1.064998,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":763,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":18,"variable_part_params":[{"name":"atn_checksum","value":[92,71,118,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042420,"usec":390718},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702616,"noise_level":-31.307878,"freq_skew":2.650333,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1614,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042420,"usec":391470},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151223,"noise_level":-31.302654,"freq_skew":0.587391,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042420,"usec":392245},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.101624,"noise_level":-31.910938,"freq_skew":0.778826,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[235,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042421,"usec":151003},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535148,"noise_level":-31.509636,"freq_skew":2.753738,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042421,"usec":151355},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589704,"noise_level":-31.477016,"freq_skew":0.656845,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042421,"usec":152283},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250090,"noise_level":-31.935696,"freq_skew":0.660813,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042421,"usec":155336},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648164,"noise_level":-32.486206,"freq_skew":-1.198492,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"B","sublabel":"DF","msg_text":"321231-23     /C55321160-07     /C61020420-2-121  /C75005779        /C85321231-23     /C95321160-07     /EC2,XXX299,13486,07904/EE771269,00614,00321/F1-082,0710,0835,0835,0062,773/G1-086,0730,0835,0835,0072"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042421,"usec":914177},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537060,"noise_level":-31.885756,"freq_skew":2.715419,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042421,"usec":915523},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609298,"noise_level":-31.918736,"freq_skew":-1.015945,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042421,"usec":916606},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576042,"noise_level":-31.881115,"freq_skew":-0.092682,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":614,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[37,233]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042421,"usec":920293},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844754,"noise_level":-31.546553,"freq_skew":-0.972088,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"C","sublabel":"DF","msg_text":",773/H103941,03951,04152,07123,07288,03949/I103972,03969,04165,07151,07278,03966/J10247,0022,0000,-379,12875,0900/K10258,0013,0000,-379,13075,0878/L106898,06850,00002,045,038750,05332/M106896,06837,00008,04"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042422,"usec":669359},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742430,"noise_level":-31.287880,"freq_skew":-0.971990,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":157,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28463,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[254,198,250,179]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042422,"usec":669758},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105156,"noise_level":-31.256083,"freq_skew":0.620988,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042422,"usec":673201},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837851,"noise_level":-31.098808,"freq_skew":2.420774,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[81,192]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042422,"usec":673655},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750652,"noise_level":-31.067694,"freq_skew":2.477192,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28541,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[167,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042422,"usec":674800},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922096,"noise_level":-30.975010,"freq_skew":-0.921404,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"D","sublabel":"DF","msg_text":"5,039656,05354/N10000,0091,0049,0265,0000,026,0026/O10000,0092,0049,0272,0000,025,0022/P1-0076,-101,0077,3091,0002,15264,026/Q1-0075,-104,0080,3102,0000,12728,018/R10962,0250,000,0263,00264,00000,0011/S1093"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042422,"usec":675889},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540781,"noise_level":-30.944336,"freq_skew":0.709196,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45778,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[108,223,11,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042423,"usec":437013},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430364,"noise_level":-31.369835,"freq_skew":-0.808906,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":763,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":18,"variable_part_params":[{"name":"atn_checksum","value":[92,71,118,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":203686},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162456,"noise_level":-31.381248,"freq_skew":0.779430,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":54,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[53,6,86,123]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":204434},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404269,"noise_level":-31.739910,"freq_skew":-1.157148,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":205210},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919806,"noise_level":-31.673050,"freq_skew":-0.891728,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":85,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[60,197,219,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":205918},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602662,"noise_level":-32.623169,"freq_skew":2.249084,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4134,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":207535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753454,"noise_level":-33.260540,"freq_skew":2.518688,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":208755},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542908,"noise_level":-33.102077,"freq_skew":0.168393,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-UZHI","mode":"2","label":"H2","blk_id":"9","ack":"!","flight":"U264ZU","msg_num":"M56","msg_num_seq":"A","msg_text":"02E26EGGDLEMGN48105W00341618053901M572226058G    QN46310W00350118203899M575222059G    QN44519W00358418353897M597222053G    QN43119W00408818503895M597218045G    QN41307W00419319053898M600207039G    QN39491W00428"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":209236},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142512,"noise_level":-33.102077,"freq_skew":0.668072,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,219,213,89]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":955838},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599883,"noise_level":-32.793564,"freq_skew":2.638365,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5031,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[181,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042424,"usec":963251},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042068,"noise_level":-32.322624,"freq_skew":-0.770665,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042425,"usec":725740},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782660,"noise_level":-32.424263,"freq_skew":-2.409042,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":235,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042425,"usec":729883},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662599,"noise_level":-32.332302,"freq_skew":-1.954853,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":216,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":60,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042426,"usec":483408},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405985,"noise_level":-31.809446,"freq_skew":0.333942,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHI","mode":"2","label":"H2","blk_id":"0","ack":"!","flight":"U264ZU","msg_num":"M56","msg_num_seq":"B","msg_text":"02E26EGGDLEMGN48105W00341618053901M572226058G    QN46310W00350118203899M575222059G    QN44519W00358418353897M597222053G    QN43119W00408818503895M597218045G    QN41307W00419319053898M600207039G    QN39491W00428919203902M605203038G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042426,"usec":488319},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489601,"noise_level":-31.911337,"freq_skew":2.115937,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"E90868","msg_num":"J87","msg_num_seq":"A","msg_text":"/LEBL.TI2/000LEBLAF5A7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042426,"usec":494003},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925173,"noise_level":-31.674986,"freq_skew":-1.085272,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"E","sublabel":"DF","msg_text":"8,0249,000,0264,00272,00000,0013/T100000,00000/U100000,00000/V122280,183A2,042C0,00000,00040,00000/W122280,18322,442C0,00000,00040,00000/X100000,0000C,04000,100C0,660C1,10000/Y100000,0000C,04000,100C0,4F801"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042427,"usec":246818},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315153,"noise_level":-31.348124,"freq_skew":0.668640,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":56203,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042427,"usec":247133},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138182,"noise_level":-31.316105,"freq_skew":0.692314,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042427,"usec":252600},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733171,"noise_level":-31.033115,"freq_skew":2.026946,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":2301},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401653,"noise_level":-31.654644,"freq_skew":0.683950,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45778,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":54,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[108,223,11,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":2398},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647251,"noise_level":-31.654644,"freq_skew":2.558999,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4984,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":2538},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528089,"noise_level":-31.654644,"freq_skew":-2.632390,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,251,242,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":4493},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274225,"noise_level":-31.678934,"freq_skew":0.874587,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":770247},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975135,"noise_level":-31.684555,"freq_skew":-1.037088,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":772907},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220820,"noise_level":-32.226974,"freq_skew":0.740530,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":775375},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733458,"noise_level":-32.086143,"freq_skew":2.002525,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":775657},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857683,"noise_level":-32.760582,"freq_skew":-1.196709,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[208,221,184,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":775986},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331390,"noise_level":-32.722919,"freq_skew":0.176529,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":776206},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745245,"noise_level":-32.685421,"freq_skew":-1.229741,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"G","sublabel":"DF","msg_text":"0080,00000,00000,XXXXX,XXXXX/1K01A00,38000,00004,00000,0105E,05500/1L01400,30004,00004,00000,00A74,05500/1M0A360,-----,-----,-----,XXXXX/1N7C360,-----,-----,-----,XXXXX/V222280,183A2,442C0,00000,00040,00000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042428,"usec":776964},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686235,"noise_level":-32.648083,"freq_skew":-2.456557,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042429,"usec":522715},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739097,"noise_level":-33.053162,"freq_skew":0.754273,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":225,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042429,"usec":523179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851034,"noise_level":-33.014210,"freq_skew":-0.008012,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042429,"usec":525778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479955,"noise_level":-33.392021,"freq_skew":0.716905,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042429,"usec":530576},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318433,"noise_level":-33.707359,"freq_skew":0.715758,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042429,"usec":531195},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194041,"noise_level":-33.623585,"freq_skew":0.810909,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042430,"usec":288939},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902937,"noise_level":-33.377003,"freq_skew":-1.013505,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"H","sublabel":"DF","msg_text":"/W222280,18322,442C0,00000,00040,00000/X200000,0000C,04000,100C0,660C1,10000/Y200000,0000C,04000,100C0,4F801,10000/Z200000,00000,XXXXX,00000,08000,00000/2F00000,00000,XXXXX,00000,08000,00000/2G02000,XXXXX,X"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042430,"usec":296136},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757140,"noise_level":-32.676659,"freq_skew":-2.186004,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":216,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":60,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042430,"usec":296515},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.134978,"noise_level":-32.639359,"freq_skew":0.577335,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NGY","mode":"2","label":"A9","blk_id":"S","ack":"!","msg_text":"/MADAAYA.TI2/LEBL ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 24R AND FOR DEP 24L\r\nTRL FL070\r\nHIGH INTST RWY OPS IN FORCE\r\nWIND 220 DEG 5 KT .\r\nVIS 10 KM OR MORE CLD FEW 1500 FT\r\nT19 DP17\r\nQNH 1020HPA\r\nNOSIG\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":51912},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772866,"noise_level":-32.382648,"freq_skew":-2.570328,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,251,242,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":52007},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421707,"noise_level":-32.382648,"freq_skew":2.016501,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"_d","blk_id":"6","ack":"S","flight":"E90868","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":816919},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.062711,"noise_level":-31.688416,"freq_skew":0.858184,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":818017},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245645,"noise_level":-31.555988,"freq_skew":2.434488,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5032,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":818865},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092982,"noise_level":-31.490524,"freq_skew":0.740406,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":820145},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679454,"noise_level":-31.967001,"freq_skew":-2.546140,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":820324},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615613,"noise_level":-31.967001,"freq_skew":-0.944400,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[208,221,184,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":821084},"freq":136975000,"burst_len_octets":61,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217290,"noise_level":-31.898376,"freq_skew":0.854807,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"A9","blk_id":"T","ack":"!","msg_text":"/MADAAYA.TI2/LEBL ATIS ARR N 1910Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 24R AND FOR DEP 24L\r\nTRL FL070\r\nHIGH INTST RWY OPS IN FORCE\r\nWIND 220 DEG 5 KT .\r\nVIS 10 KM OR MORE CLD FEW 1500 FT\r\nT19 DP17\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR N\r\nAB96\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042431,"usec":824337},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339307,"noise_level":-31.596106,"freq_skew":2.186147,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"_d","blk_id":"7","ack":"T","flight":"E90868","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042432,"usec":579215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.061055,"noise_level":-31.304001,"freq_skew":0.837501,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042432,"usec":579828},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413328,"noise_level":-31.240402,"freq_skew":1.892048,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042432,"usec":584091},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378779,"noise_level":-30.898693,"freq_skew":0.725120,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042433,"usec":341293},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542159,"noise_level":-31.274950,"freq_skew":-3.632124,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-1.600000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042433,"usec":342569},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102306,"noise_level":-31.148636,"freq_skew":0.717236,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042433,"usec":343708},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941908,"noise_level":-31.452389,"freq_skew":-1.051687,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"H","sublabel":"DF","msg_text":"/W222280,18322,442C0,00000,00040,00000/X200000,0000C,04000,100C0,660C1,10000/Y200000,0000C,04000,100C0,4F801,10000/Z200000,00000,XXXXX,00000,08000,00000/2F00000,00000,XXXXX,00000,08000,00000/2G02000,XXXXX,X"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042433,"usec":344598},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616582,"noise_level":-31.355532,"freq_skew":-3.332865,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"VY06NG","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042433,"usec":344598},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.616582,"noise_level":-31.355532,"freq_skew":-3.332865,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15043227","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,70,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042433,"usec":346878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502357,"noise_level":-31.164999,"freq_skew":2.231815,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":104526},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544947,"noise_level":-31.102406,"freq_skew":-0.231472,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"43","blk_id":"8","ack":"!","flight":"TP055E","msg_num":"M65","msg_num_seq":"A","msg_text":"PAXC "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":108796},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.946364,"noise_level":-30.646803,"freq_skew":-1.168672,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"I","sublabel":"DF","msg_text":"XXXX,00000,00000,XXXXX/2H00000,XXXXX,XXXXX,00000,00000,XXXXX/2I40001,40080,00000,00000,XXXXX,XXXXX/2J40001,40080,00000,00000,XXXXX,XXXXX/2K01A00,38000,00004,00200,0105E,05500/2L01400,30004,00004,00200,00A74"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":110641},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019629,"noise_level":-30.617264,"freq_skew":-3.298810,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":110943},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333681,"noise_level":-30.587824,"freq_skew":0.569155,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":112218},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835397,"noise_level":-30.471048,"freq_skew":0.859990,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":225,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":860277},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686364,"noise_level":-30.019053,"freq_skew":2.034419,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":861522},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247175,"noise_level":-29.936863,"freq_skew":0.751600,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TJI","mode":"2","label":"22","blk_id":"F","ack":"8","msg_text":"004PAX INFO RCVD\r\nTP555/CSTJI/26OCT MUCLIS PAX 4/0/35\r\n    \r\n* * * *\r\n    \r\nCABIN C\r\n    \r\nSEAT NAME                  DST FLT   \r\n    \r\n  002A LUIZ ROBERTO MUNOZ DI GRU TP087 \r\n  002C EMERSON LUIS DE ARAUJ POA TP117 \r\n  "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":861746},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.369973,"noise_level":-29.936863,"freq_skew":-1.301926,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NBA","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"VY88ZT","msg_num":"M42","msg_num_seq":"A","msg_text":"/LEST.TI2/040LESTACAE8"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042434,"usec":862153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377970,"noise_level":-29.909634,"freq_skew":0.861052,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042435,"usec":626384},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861042,"noise_level":-30.320053,"freq_skew":-0.185414,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"9","ack":"F","flight":"TP055E","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042435,"usec":628960},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787485,"noise_level":-30.067287,"freq_skew":-3.390913,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":390304},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733627,"noise_level":-30.159756,"freq_skew":-0.185316,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-7.700000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":390304},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.733627,"noise_level":-30.159756,"freq_skew":-0.185316,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP055E","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":390502},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553215,"noise_level":-30.159756,"freq_skew":3.179987,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":294,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[53,205,80,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":390589},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631519,"noise_level":-30.159756,"freq_skew":1.362502,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28327,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[20,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":34}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"REQUEST DIRECT TO [position]","choice":"dM22Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"VULPE"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":392661},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.892208,"noise_level":-29.966091,"freq_skew":0.867834,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":392958},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.208973,"noise_level":-29.966091,"freq_skew":0.529195,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":56404,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":393862},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903878,"noise_level":-29.884396,"freq_skew":-0.021224,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250511","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,73,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":394061},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140814,"noise_level":-29.857334,"freq_skew":-1.689240,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":259,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042436,"usec":396312},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334959,"noise_level":-29.696712,"freq_skew":0.605565,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45797,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":17,"variable_part_params":[{"name":"checksum","value":[250,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042437,"usec":147065},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916879,"noise_level":-29.358562,"freq_skew":2.059937,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[99,161]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042437,"usec":147537},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.990019,"noise_level":-29.307690,"freq_skew":0.698014,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45798,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[203,91,159,131]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042437,"usec":147849},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111934,"noise_level":-29.282362,"freq_skew":0.586081,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13,"sseq":17,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[150,164]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":18,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":20,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042437,"usec":155071},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841268,"noise_level":-29.033087,"freq_skew":-0.206376,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042437,"usec":912953},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620591,"noise_level":-28.814695,"freq_skew":1.418766,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042437,"usec":919471},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547260,"noise_level":-28.370922,"freq_skew":1.346440,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":18,"variable_part_params":[{"name":"checksum","value":[133,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042438,"usec":672445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366900,"noise_level":-28.920300,"freq_skew":2.388398,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042438,"usec":677694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704442,"noise_level":-29.144432,"freq_skew":0.842487,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042439,"usec":436713},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655562,"noise_level":-29.095982,"freq_skew":-2.596488,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"TP93ZS","msg_num":"F15","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS192037,102626/DTLPPT,20O,66,200737,116/FNTAP93ZSA01D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042439,"usec":438347},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971263,"noise_level":-28.973095,"freq_skew":-1.753641,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":259,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042439,"usec":438462},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200669,"noise_level":-28.948725,"freq_skew":0.616220,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":56458,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042439,"usec":441337},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752461,"noise_level":-28.780022,"freq_skew":-1.152271,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"8","ack":"I","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"J","sublabel":"DF","msg_text":",05500/2M0A360,-----,-----,-----,XXXXX/2N7C360,-----,-----,-----,XXXXX/V322280,183A2,442C0,00000,00040,00000/W322280,18322,442C0,00000,00040,00000/X300000,0000C,04000,100C0,660C1,10000/Y300000,0000C,04000,1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042439,"usec":441981},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845911,"noise_level":-28.732416,"freq_skew":0.053433,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042439,"usec":443764},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217276,"noise_level":-28.614536,"freq_skew":0.627280,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":190786},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635215,"noise_level":-29.120632,"freq_skew":0.789973,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":191772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908955,"noise_level":-29.936075,"freq_skew":-2.979436,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":195602},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371932,"noise_level":-30.330120,"freq_skew":0.594980,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45798,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[203,91,159,131]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":199146},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554902,"noise_level":-30.188622,"freq_skew":1.163525,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[222,121,205,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":961266},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899582,"noise_level":-30.196428,"freq_skew":-2.639068,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-2.300000},"alt":29000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":961266},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.899582,"noise_level":-30.196428,"freq_skew":-2.639068,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"IB05KY","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":961825},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810042,"noise_level":-30.168379,"freq_skew":-2.516713,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":963766},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951281,"noise_level":-30.001955,"freq_skew":-3.049659,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":229,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":964120},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890541,"noise_level":-29.974525,"freq_skew":-0.064839,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-6.500000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":964465},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.310446,"noise_level":-29.974525,"freq_skew":-1.922661,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":966929},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717618,"noise_level":-29.784904,"freq_skew":-0.036605,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042440,"usec":967357},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.086792,"noise_level":-29.758148,"freq_skew":0.692559,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042441,"usec":720557},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629001,"noise_level":-29.625603,"freq_skew":0.057929,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"TP05AS","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042441,"usec":720695},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634848,"noise_level":-29.625603,"freq_skew":0.047546,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,211,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042441,"usec":722022},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224483,"noise_level":-29.769146,"freq_skew":0.760525,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042441,"usec":725201},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116944,"noise_level":-30.129393,"freq_skew":0.850051,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45804,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,38,52,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042441,"usec":727173},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277020,"noise_level":-30.046154,"freq_skew":0.768963,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042441,"usec":728016},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233470,"noise_level":-30.575485,"freq_skew":0.860110,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":56404,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042442,"usec":478411},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262922,"noise_level":-30.458878,"freq_skew":0.851733,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042442,"usec":479429},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721079,"noise_level":-30.827581,"freq_skew":0.109910,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"9","ack":"F","flight":"TP055E","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042442,"usec":479603},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708807,"noise_level":-30.827581,"freq_skew":0.822923,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5580,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042442,"usec":480236},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611777,"noise_level":-30.767365,"freq_skew":0.051301,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":680,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042442,"usec":480788},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.308458,"noise_level":-31.512993,"freq_skew":0.839999,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042442,"usec":483115},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619078,"noise_level":-31.351044,"freq_skew":-2.480727,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"TP93ZS","msg_num":"F15","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS192037,102626/DTLPPT,20O,66,200737,116/FNTAP93ZSA01D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042442,"usec":485192},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334562,"noise_level":-31.098045,"freq_skew":0.745091,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042443,"usec":240493},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.035514,"noise_level":-30.974258,"freq_skew":0.718611,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042443,"usec":240493},"freq":136975000,"burst_len_octets":26,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.035514,"noise_level":-30.974258,"freq_skew":0.718611,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042443,"usec":242725},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979693,"noise_level":-31.620548,"freq_skew":-2.607713,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042443,"usec":243340},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302105,"noise_level":-32.184128,"freq_skew":0.606297,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042443,"usec":247807},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.170205,"noise_level":-31.837919,"freq_skew":-0.112363,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":5730},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582695,"noise_level":-31.703209,"freq_skew":1.171618,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[222,121,205,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":6070},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892398,"noise_level":-31.669855,"freq_skew":-0.894547,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"9","ack":"J","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"K","sublabel":"DF","msg_text":"00C0,4F801,10000/Z300000,00000,XXXXX,00000,08000,00000/3F00000,00000,XXXXX,00000,08000,00000/3G02000,XXXXX,XXXXX,00000,00000,XXXXX/3H00000,XXXXX,XXXXX,00000,00000,XXXXX/3I01001,40080,00000,00000,XXXXX,XXXXX"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":6890},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390466,"noise_level":-31.603529,"freq_skew":2.542715,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[19,21]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":7609},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791272,"noise_level":-31.504984,"freq_skew":-2.673971,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"IB05KY","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":7609},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.791272,"noise_level":-31.504984,"freq_skew":-2.673971,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":8479},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.356243,"noise_level":-31.407543,"freq_skew":0.850956,"avlc":{"src":{"addr":"4D2219","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":9054},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795869,"noise_level":-31.375301,"freq_skew":-2.610472,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-2.300000},"alt":29000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":9629},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989045,"noise_level":-31.938557,"freq_skew":0.043835,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":11093},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884021,"noise_level":-31.768555,"freq_skew":-2.437521,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-2.300000},"alt":29000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":11435},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223682,"noise_level":-31.734951,"freq_skew":0.792239,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45804,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,38,52,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":771467},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858570,"noise_level":-31.391363,"freq_skew":-1.058907,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NBA","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"VY88ZT","msg_num":"D63","msg_num_seq":"L","sublabel":"DF","msg_text":"/3J40001,40080,00000,00000,XXXXX,XXXXX/3K01A00,38000,00004,00200,0105E,05500/3L01400,30004,00004,00200,00A74,05500/3M0A360,-----,-----,-----,XXXXX/3N7C360,-----,-----,-----,XXXXX/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":773286},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292303,"noise_level":-31.263353,"freq_skew":0.664627,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":56404,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":775118},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724644,"noise_level":-31.137207,"freq_skew":-0.852745,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":86,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042444,"usec":775391},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.859850,"noise_level":-31.715656,"freq_skew":-3.329408,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"VY06NG","msg_num":"M66","msg_num_seq":"A","msg_text":"192042,31989,2000,  72,N 41.134 W  1.607, 778"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042445,"usec":536544},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076119,"noise_level":-31.102007,"freq_skew":0.859914,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042445,"usec":537326},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352345,"noise_level":-31.443790,"freq_skew":2.296423,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4688,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[242,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042446,"usec":295881},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880095,"noise_level":-30.970417,"freq_skew":-0.195799,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"1","ack":"G","flight":"TP055E","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042446,"usec":295881},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.880095,"noise_level":-30.970417,"freq_skew":-0.195799,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042446,"usec":298306},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.970619,"noise_level":-30.788059,"freq_skew":0.069920,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"9","ack":"F","flight":"TP055E","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042446,"usec":299083},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683585,"noise_level":-30.728115,"freq_skew":1.169834,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[222,121,205,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042446,"usec":300905},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991819,"noise_level":-31.181702,"freq_skew":0.924282,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":50632},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.925283,"noise_level":-30.812038,"freq_skew":0.710606,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":51842},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451341,"noise_level":-30.751932,"freq_skew":-2.420170,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"IB05KY","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":53136},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964385,"noise_level":-31.416979,"freq_skew":-2.645974,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":56180},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.014626,"noise_level":-31.536711,"freq_skew":0.614006,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45804,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,38,52,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":57442},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546596,"noise_level":-31.503986,"freq_skew":2.066828,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":813844},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230843,"noise_level":-31.246563,"freq_skew":0.788852,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":56660,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":814972},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610547,"noise_level":-31.151962,"freq_skew":-3.140244,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"VY091X","msg_num":"M43","msg_num_seq":"A","msg_text":"192042,33964,2007, 103,N 40.485 W  2.662,----"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":815463},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126114,"noise_level":-31.089460,"freq_skew":0.582651,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":817385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756387,"noise_level":-30.965796,"freq_skew":0.259172,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":821290},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.170057,"noise_level":-30.664120,"freq_skew":-2.415210,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042447,"usec":822048},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799095,"noise_level":-30.664120,"freq_skew":0.983840,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042448,"usec":581036},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388830,"noise_level":-30.973642,"freq_skew":0.576784,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042448,"usec":582298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927712,"noise_level":-31.322510,"freq_skew":-0.810622,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042448,"usec":584877},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081382,"noise_level":-31.761375,"freq_skew":-1.106970,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042448,"usec":585322},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.501094,"noise_level":-31.727798,"freq_skew":-2.546543,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042448,"usec":585730},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266592,"noise_level":-31.694351,"freq_skew":0.875198,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042448,"usec":587450},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736233,"noise_level":-31.561832,"freq_skew":-3.614992,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MFN","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"VY06NG","msg_num":"M66","msg_num_seq":"A","msg_text":"192042,31989,2000,  72,N 41.134 W  1.607, 778"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042449,"usec":342634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619525,"noise_level":-31.771572,"freq_skew":0.861670,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042449,"usec":342799},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255701,"noise_level":-31.771572,"freq_skew":0.749235,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":56714,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042449,"usec":342927},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967710,"noise_level":-32.398270,"freq_skew":-3.051344,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042449,"usec":343355},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900609,"noise_level":-32.362141,"freq_skew":-0.187632,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"1","ack":"G","flight":"TP055E","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042449,"usec":346140},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733290,"noise_level":-32.078415,"freq_skew":-0.134047,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[140,118,247,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042450,"usec":108978},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615322,"noise_level":-31.278938,"freq_skew":0.598503,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042450,"usec":861225},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135069,"noise_level":-31.661541,"freq_skew":0.054951,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"2","ack":"H","flight":"TP055E","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042450,"usec":863566},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906548,"noise_level":-31.431805,"freq_skew":-3.360001,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042450,"usec":864078},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784223,"noise_level":-31.618267,"freq_skew":1.177394,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042451,"usec":631114},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709826,"noise_level":-30.888662,"freq_skew":-3.568685,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":43,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042451,"usec":632763},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820222,"noise_level":-31.256767,"freq_skew":0.037773,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"9","ack":"F","flight":"TP055E","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042451,"usec":635001},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010078,"noise_level":-31.068365,"freq_skew":0.021122,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"3","ack":"I","flight":"TP055E","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042451,"usec":635751},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497030,"noise_level":-31.006462,"freq_skew":1.012287,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042452,"usec":383996},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185811,"noise_level":-30.644032,"freq_skew":0.669218,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495149","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042453,"usec":151613},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937001,"noise_level":-29.745550,"freq_skew":0.890230,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28381,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[161,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042453,"usec":155894},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417837,"noise_level":-29.560812,"freq_skew":1.121710,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB07DW","msg_num":"D28","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001427,1,1,TB000000/REP033,00,00,1/POSDMU,192044, 43.239,-  3.934,  4010,350\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042453,"usec":157339},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.895679,"noise_level":-29.482824,"freq_skew":-0.910201,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":222,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[114,170,60,129]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042453,"usec":158320},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132684,"noise_level":-29.431219,"freq_skew":0.618856,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45819,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":1,"credit":10,"rseq":8,"variable_part_params":[{"name":"checksum","value":[45,225]},{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042453,"usec":911652},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414221,"noise_level":-29.177696,"freq_skew":-3.309693,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042453,"usec":916565},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681583,"noise_level":-29.659756,"freq_skew":0.916160,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":444,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042455,"usec":431264},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903091,"noise_level":-28.925722,"freq_skew":0.917854,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042455,"usec":434589},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590031,"noise_level":-28.708305,"freq_skew":1.271284,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042456,"usec":964671},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504737,"noise_level":-27.703493,"freq_skew":0.938337,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042456,"usec":965955},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.039842,"noise_level":-28.568745,"freq_skew":2.372042,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[96,228]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042456,"usec":968406},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591361,"noise_level":-28.384361,"freq_skew":0.923446,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHS","mode":"2","label":"20","blk_id":"5","ack":"!","flight":"HV001L","msg_num":"M29","msg_num_seq":"A","msg_text":"RST54A26192048TRA1L   GMMWEHRD"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042456,"usec":969128},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121488,"noise_level":-28.361586,"freq_skew":2.198610,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4985,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[104,208]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042457,"usec":730380},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539085,"noise_level":-28.503342,"freq_skew":-0.377142,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":580,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042458,"usec":496929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655371,"noise_level":-28.522144,"freq_skew":0.590939,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042458,"usec":497375},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575223,"noise_level":-28.522144,"freq_skew":-0.998593,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":764,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042458,"usec":500429},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548538,"noise_level":-29.363813,"freq_skew":1.106765,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042458,"usec":502446},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570736,"noise_level":-29.312906,"freq_skew":-1.087441,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":159,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042459,"usec":248408},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538744,"noise_level":-28.795679,"freq_skew":0.840223,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042460,"usec":8041},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.447961,"noise_level":-28.805523,"freq_skew":3.256079,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"FR62MC","msg_num":"M09","msg_num_seq":"A","msg_text":"192058,M114296,2028, 138,N 42.348 W  4.207"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042460,"usec":770464},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582904,"noise_level":-29.262291,"freq_skew":-0.154170,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":491,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042460,"usec":771559},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448177,"noise_level":-29.186926,"freq_skew":-1.997512,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[85,6,93,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042460,"usec":773046},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230102,"noise_level":-29.582462,"freq_skew":0.782583,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042460,"usec":774501},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178136,"noise_level":-29.960194,"freq_skew":0.810432,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042460,"usec":776338},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420627,"noise_level":-29.851511,"freq_skew":0.804130,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13,"sseq":18,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[35,25]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":19,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"STANDBY","choice":"uM1NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042460,"usec":777906},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414070,"noise_level":-29.744169,"freq_skew":0.696161,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57007,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042461,"usec":532125},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526628,"noise_level":-29.585608,"freq_skew":1.671006,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-7.900000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042461,"usec":533913},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286447,"noise_level":-29.429886,"freq_skew":1.624788,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2747,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042461,"usec":538741},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375352,"noise_level":-30.375412,"freq_skew":0.925796,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191914\r\n 318127360A10760A115BCG3A-L200-0002\r\n-3000 370110017217066 336 338 316 317\r\n-2500 370090017317066 336 340 317 317\r\n-2000 370070017217066 336 340 316 317\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042461,"usec":539643},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528276,"noise_level":-30.318239,"freq_skew":1.201181,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":19,"variable_part_params":[{"name":"checksum","value":[129,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042461,"usec":541141},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581185,"noise_level":-30.233181,"freq_skew":1.510627,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"U294UJ","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042461,"usec":541141},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.581185,"noise_level":-30.233181,"freq_skew":1.510627,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,119,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042462,"usec":290518},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.330103,"noise_level":-30.695961,"freq_skew":3.157270,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042462,"usec":292487},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.066032,"noise_level":-31.542368,"freq_skew":0.858091,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042462,"usec":293623},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538668,"noise_level":-31.444508,"freq_skew":0.848094,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042462,"usec":296461},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167617,"noise_level":-32.029999,"freq_skew":0.855372,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45830,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":18,"variable_part_params":[{"name":"checksum","value":[246,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042463,"usec":52442},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493662,"noise_level":-32.337570,"freq_skew":1.512179,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042463,"usec":818330},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381980,"noise_level":-31.482353,"freq_skew":1.075016,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370090017217166 336 339 316 316\r\n-1000 370110017217166 336 339 316 316\r\n-0500 370130017217166 335 340 317 316\r\n 1400 370160017217166 336 340 316 317\r\n+0500 370170017317166 336 341 316 318\r\n+1000 3701800"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042463,"usec":818948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812284,"noise_level":-31.449835,"freq_skew":1.443134,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042463,"usec":819266},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580377,"noise_level":-31.417439,"freq_skew":1.214154,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042463,"usec":824648},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080444,"noise_level":-30.945457,"freq_skew":-1.901988,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042464,"usec":570648},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421169,"noise_level":-30.854063,"freq_skew":1.116696,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":379,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042464,"usec":574229},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171612,"noise_level":-30.497807,"freq_skew":0.699535,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57016,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042464,"usec":575450},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558570,"noise_level":-30.410980,"freq_skew":0.403504,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4016,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[210,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042464,"usec":577332},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392137,"noise_level":-30.268171,"freq_skew":0.589186,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042464,"usec":578137},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690245,"noise_level":-31.038982,"freq_skew":0.873008,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[0,175]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042465,"usec":337363},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849770,"noise_level":-30.946602,"freq_skew":0.680587,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[136,109]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042465,"usec":341067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618218,"noise_level":-30.956079,"freq_skew":-1.066599,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042465,"usec":343799},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490427,"noise_level":-30.996630,"freq_skew":2.065460,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-6.300000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042466,"usec":99580},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408350,"noise_level":-30.664198,"freq_skew":2.101585,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"EC47NL","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042466,"usec":100333},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564786,"noise_level":-30.605103,"freq_skew":0.539098,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"TP37CN","msg_num":"F44","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40223W002330,CJN,192103,330,PALIO,192435,AKOKI,M45,21623,92D51B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042466,"usec":100466},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686877,"noise_level":-30.605103,"freq_skew":2.161295,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,49,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042466,"usec":109455},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734386,"noise_level":-30.772488,"freq_skew":-3.379540,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":44,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,87,171,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042466,"usec":109455},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.734386,"noise_level":-30.772488,"freq_skew":-3.379540,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":45,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[13,241,246,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042466,"usec":110371},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216294,"noise_level":-30.712650,"freq_skew":0.739512,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042466,"usec":870769},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600387,"noise_level":-30.493546,"freq_skew":2.197287,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042466,"usec":874438},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436769,"noise_level":-30.151491,"freq_skew":1.225077,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GJS","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR40GE","msg_num":"M91","msg_num_seq":"A","msg_text":"192105,M122144,1945,  93,N 39.038 W  4.618"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042467,"usec":625177},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430048,"noise_level":-29.688881,"freq_skew":0.701758,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GJS","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042467,"usec":625434},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973542,"noise_level":-29.688881,"freq_skew":0.365926,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042467,"usec":626432},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662905,"noise_level":-29.819611,"freq_skew":1.105937,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[146,37,232,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042468,"usec":384418},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585917,"noise_level":-29.659676,"freq_skew":1.537882,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":467,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042468,"usec":388723},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841809,"noise_level":-29.322939,"freq_skew":1.560720,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042468,"usec":393928},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495597,"noise_level":-29.254782,"freq_skew":1.218623,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042469,"usec":153409},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700106,"noise_level":-29.179482,"freq_skew":1.100688,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"C","sublabel":"DF","msg_text":"17317166 336 340 316 318\r\n+1500 370160017317166 337 343 318 319\r\n+2000 370120017317166 337 341 317 318\r\n+2500 370110017417266 338 340 319 319\r\n+3000 370110017417266 339 341 319 319\r\n+3500 370130017317166 33"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042469,"usec":156612},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431176,"noise_level":-28.933102,"freq_skew":-3.506044,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":44,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,87,171,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042469,"usec":158979},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544849,"noise_level":-28.836470,"freq_skew":-3.629779,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":45,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[13,241,246,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042469,"usec":915404},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.617438,"noise_level":-29.112679,"freq_skew":-3.414030,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042470,"usec":676216},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462847,"noise_level":-28.560234,"freq_skew":1.087125,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"D","sublabel":"DF","msg_text":"8 343 317 319\r\n+4000 370120017317266 338 342 318 320\r\n+4500 370130017417266 338 341 319 319\r\n+5000 370150017417266 339 343 319 318\r\n+5500 370170017417266 338 343 318 320\r\n+6000 370160017417366 338 343 319 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042470,"usec":677823},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782811,"noise_level":-28.680187,"freq_skew":-1.969279,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":423,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[136,240,239,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042470,"usec":678459},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129709,"noise_level":-28.656624,"freq_skew":0.731581,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57258,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042471,"usec":434448},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764683,"noise_level":-28.770237,"freq_skew":-1.005566,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042471,"usec":434534},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.413699,"noise_level":-28.770237,"freq_skew":0.786160,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[0,175]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042471,"usec":435224},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564372,"noise_level":-29.280754,"freq_skew":-1.339773,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042471,"usec":435337},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844652,"noise_level":-29.255505,"freq_skew":1.284807,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042472,"usec":192480},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183314,"noise_level":-28.988354,"freq_skew":0.579011,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042472,"usec":193309},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.289881,"noise_level":-28.939598,"freq_skew":-0.104428,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042472,"usec":194829},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992213,"noise_level":-29.109190,"freq_skew":1.451043,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042472,"usec":198928},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494797,"noise_level":-29.010592,"freq_skew":0.941247,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"E","sublabel":"DF","msg_text":"19\r\n+6500 370140017417266 339 344 319 320\r\n+7000 370140017417266 338 343 320 321\r\n+7500 370150017417366 339 343 319 320\r\n+8000 370160017417266 338 344 320 321\r\n+8500 370140017417366 338 343 319 321\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042472,"usec":962858},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022592,"noise_level":-28.745647,"freq_skew":0.904453,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042472,"usec":965825},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005245,"noise_level":-28.807446,"freq_skew":-0.129543,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[92,30,48,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042472,"usec":967940},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310070,"noise_level":-28.664961,"freq_skew":1.989857,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4689,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8259,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[148,31]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042472,"usec":968162},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.057297,"noise_level":-28.641438,"freq_skew":0.747012,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57346,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042473,"usec":718929},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680923,"noise_level":-28.547983,"freq_skew":0.370563,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[169,241,89,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042473,"usec":720644},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660388,"noise_level":-28.409657,"freq_skew":-0.071482,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"TP055E","msg_num":"M66","msg_num_seq":"A","msg_text":"1921,36003,8720,N 402222,W  75309"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042474,"usec":482924},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670300,"noise_level":-27.770477,"freq_skew":0.192273,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042475,"usec":246386},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800110,"noise_level":-27.076475,"freq_skew":0.344898,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":681,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042475,"usec":246962},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671798,"noise_level":-27.056881,"freq_skew":2.108614,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":599,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042475,"usec":247474},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211201,"noise_level":-27.772320,"freq_skew":-0.163982,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042476,"usec":6923},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853434,"noise_level":-27.666695,"freq_skew":-1.910567,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":424,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042476,"usec":8163},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851092,"noise_level":-28.003540,"freq_skew":0.735828,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042476,"usec":9479},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027366,"noise_level":-27.916668,"freq_skew":-0.206492,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042476,"usec":11031},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.147345,"noise_level":-27.809284,"freq_skew":0.563809,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042476,"usec":12507},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161678,"noise_level":-28.036116,"freq_skew":0.772811,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57346,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042476,"usec":770734},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498548,"noise_level":-28.448269,"freq_skew":1.101672,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"E","sublabel":"DF","msg_text":"19\r\n+6500 370140017417266 339 344 319 320\r\n+7000 370140017417266 338 343 320 321\r\n+7500 370150017417366 339 343 319 320\r\n+8000 370160017417266 338 344 320 321\r\n+8500 370140017417366 338 343 319 321\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042476,"usec":771227},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079236,"noise_level":-28.425323,"freq_skew":-0.157661,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[92,30,48,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042476,"usec":774793},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631152,"noise_level":-28.221514,"freq_skew":-0.324895,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042477,"usec":527390},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406902,"noise_level":-28.828909,"freq_skew":0.980863,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"F","sublabel":"DF","msg_text":"70110017517366 339 344 320 321\r\n-30 83 83 170 1670120096611\r\n-25 83 83 170 1670120106611\r\n-20 83 83 170 1670120096611\r\n-15 83 83 170 1670120096611\r\n-10 83 83 170 1660120096611\r\n-05 83 83 170 1660120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042478,"usec":288788},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470889,"noise_level":-28.428551,"freq_skew":0.786440,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":819,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042478,"usec":294455},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576066,"noise_level":-29.038403,"freq_skew":-1.857930,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042478,"usec":299410},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514550,"noise_level":-28.748243,"freq_skew":1.060976,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"G","sublabel":"DF","msg_text":" 14 83 83 170 1660120096611\r\n+05 83 83 170 1660120096611\r\n+10 83 83 170 1660120096611\r\n+15 83 83 170 1670120096611\r\n+20 83 83 170 1670120096611\r\n+25 83 83 170 1670120096611\r\n+30 83 83 170 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042479,"usec":56918},"freq":136975000,"burst_len_octets":225,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517984,"noise_level":-29.269482,"freq_skew":2.193589,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"8C","blk_id":"6","ack":"!","flight":"EC47NL","msg_num":"M98","msg_num_seq":"A","msg_text":"HI.I USED A SNCF FOR THE\r\n DUTY TOMORROW BUT MY RO\r\nSTER HAS NOT BEEN UPDATE\r\nD TO REFLECT THIS.CAN YO\r\nU PLEASE LOOK AT IT.ORIG\r\nINAL DUTY WAS LYS-TNG-LY\r\nS 0615-1225Z.JAMES 15777"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042479,"usec":57444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753126,"noise_level":-29.244267,"freq_skew":0.004439,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042479,"usec":59168},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802051,"noise_level":-29.094496,"freq_skew":-0.147264,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":38,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[186,163,216,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042479,"usec":62529},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473253,"noise_level":-29.245125,"freq_skew":0.767793,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042479,"usec":813570},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809200,"noise_level":-29.548616,"freq_skew":0.090921,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":707,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44725,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[214,154,145,140]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042479,"usec":814721},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794259,"noise_level":-29.470739,"freq_skew":0.333017,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":473,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042479,"usec":817748},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.978594,"noise_level":-29.693239,"freq_skew":0.859458,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[235,252,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042480,"usec":575798},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589146,"noise_level":-29.587824,"freq_skew":0.911694,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042480,"usec":576620},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753814,"noise_level":-30.612688,"freq_skew":-1.101961,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":160,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,71,32,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042480,"usec":577517},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394211,"noise_level":-30.568731,"freq_skew":0.052616,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042480,"usec":577574},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.817560,"noise_level":-30.568731,"freq_skew":-3.243780,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[87,186,64,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042480,"usec":578676},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225507,"noise_level":-30.481195,"freq_skew":0.648463,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042480,"usec":579666},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752364,"noise_level":-31.147148,"freq_skew":-1.883275,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-5.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042480,"usec":581480},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261049,"noise_level":-31.744530,"freq_skew":0.735984,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45873,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[253,68,103,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042480,"usec":581689},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548865,"noise_level":-31.744530,"freq_skew":1.965034,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042481,"usec":341061},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.048357,"noise_level":-32.349152,"freq_skew":0.834153,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042481,"usec":341414},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611644,"noise_level":-32.992069,"freq_skew":-1.807971,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP0835","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042481,"usec":341414},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.611644,"noise_level":-32.992069,"freq_skew":-1.807971,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250510","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,72,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042481,"usec":341901},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670074,"noise_level":-33.376919,"freq_skew":0.833448,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042481,"usec":345892},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690464,"noise_level":-32.980896,"freq_skew":-3.071279,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":95999},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546199,"noise_level":-32.602142,"freq_skew":2.465528,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"LFBO"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-3.100000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":105123},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175452,"noise_level":-32.423889,"freq_skew":2.634140,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FR18ZT","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":108127},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178078,"noise_level":-32.279858,"freq_skew":0.585261,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57512,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":862394},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292033,"noise_level":-32.676277,"freq_skew":0.593931,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39536,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[235,252,228,141]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":863594},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586286,"noise_level":-32.528034,"freq_skew":-0.995261,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":161,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[185,136,7,101]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":863675},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173606,"noise_level":-32.528034,"freq_skew":0.674401,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[90,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":864572},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240512,"noise_level":-32.418488,"freq_skew":0.570244,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":865591},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397499,"noise_level":-32.438515,"freq_skew":2.343643,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221130","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,88,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":867473},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392868,"noise_level":-32.222992,"freq_skew":0.671078,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23221130","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":869592},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575365,"noise_level":-32.047390,"freq_skew":0.874926,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042482,"usec":869727},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631114,"noise_level":-32.047390,"freq_skew":2.347761,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042483,"usec":622967},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477478,"noise_level":-31.841244,"freq_skew":1.119648,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 170 1670120096611\r\n+40 83 83 170 1670120096611\r\n+45 83 83 170 1670120096611\r\n+50 83 83 170 1670120096611\r\n+55 83 83 170 1670120096611\r\n+60 83 84 170 1670120096611\r\n+65 83 84 170 1670120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042483,"usec":624700},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822241,"noise_level":-31.673119,"freq_skew":-1.691989,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP0835","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042483,"usec":625427},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992664,"noise_level":-31.606770,"freq_skew":-1.830535,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250510","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,72,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042483,"usec":630913},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336269,"noise_level":-31.346323,"freq_skew":0.871692,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[226,31]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042483,"usec":631883},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797400,"noise_level":-31.282415,"freq_skew":2.435787,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042484,"usec":391300},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144156,"noise_level":-31.218975,"freq_skew":0.846311,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042484,"usec":396842},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.993559,"noise_level":-31.391592,"freq_skew":0.623395,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042485,"usec":153321},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055528,"noise_level":-30.680035,"freq_skew":2.404114,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042485,"usec":153755},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144506,"noise_level":-30.930634,"freq_skew":0.612420,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57512,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042485,"usec":156349},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279020,"noise_level":-30.779097,"freq_skew":0.619126,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"49529A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57660,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042485,"usec":910490},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530737,"noise_level":-30.749882,"freq_skew":1.199568,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 171 1670120096611\r\n+75 83 84 171 1670120096611\r\n+80 83 84 171 1670120096611\r\n+85 83 84 171 1670120096611\r\n+90 83 84 171 1670120096611\r\n-30 70 70 23 23-079200 -550ER\r\n-25 70 70 23 24-079200 -550ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042485,"usec":911636},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835920,"noise_level":-30.660511,"freq_skew":1.467232,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[207,64,8,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042485,"usec":913273},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.268080,"noise_level":-30.513573,"freq_skew":2.109311,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042486,"usec":670868},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549892,"noise_level":-30.698633,"freq_skew":2.149174,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4135,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[110,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042486,"usec":674986},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718142,"noise_level":-30.979681,"freq_skew":-1.707779,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP0835","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042486,"usec":674986},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.718142,"noise_level":-30.979681,"freq_skew":-1.707779,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250510","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,72,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042486,"usec":676694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014968,"noise_level":-30.857559,"freq_skew":0.271946,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042487,"usec":430265},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504817,"noise_level":-30.707279,"freq_skew":1.809265,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6623,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042487,"usec":431179},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.205994,"noise_level":-30.826921,"freq_skew":-2.007135,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042487,"usec":431991},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670479,"noise_level":-30.736759,"freq_skew":1.232138,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042487,"usec":432968},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498384,"noise_level":-30.647524,"freq_skew":0.681776,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042487,"usec":436776},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375237,"noise_level":-30.327950,"freq_skew":0.642793,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042488,"usec":196236},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637420,"noise_level":-30.234003,"freq_skew":2.095669,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042488,"usec":196550},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425945,"noise_level":-30.205832,"freq_skew":1.193990,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 23 24-079100 -550ER\r\n-15 70 70 23 23-079100 -550ER\r\n-10 70 70 23 23-079000 -550ER\r\n-05 70 70 23 23-079000 -550ER\r\n 14 70 70 23 23-078900 -550ER\r\n+05 70 70 23 23-078900 -553ER\r\n+10 70 70 23 23-078900 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042488,"usec":198634},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864224,"noise_level":-30.378782,"freq_skew":-1.710399,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042488,"usec":204260},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616234,"noise_level":-29.986115,"freq_skew":1.445244,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":139,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042489,"usec":717392},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553216,"noise_level":-29.125256,"freq_skew":1.172719,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"K","sublabel":"DF","msg_text":"50ER\r\n+15 70 70 23 23-078900 -550ER\r\n+20 70 70 23 24-079000 -550ER\r\n+25 70 70 23 24-079000 -550ER\r\n+30 70 70 23 24-079000 -550ER\r\n+35 70 70 23 24-079000 -550ER\r\n+40 70 70 23 23-079000 -550ER\r\n+45 70 70 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042489,"usec":718068},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782383,"noise_level":-29.407181,"freq_skew":1.446667,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[140,191,15,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042489,"usec":719224},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681671,"noise_level":-29.305162,"freq_skew":1.498097,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[105,171,35,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042489,"usec":720931},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726252,"noise_level":-29.179302,"freq_skew":1.120843,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"_d","blk_id":"7","ack":"U","flight":"IB07DW","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042489,"usec":721353},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379187,"noise_level":-30.084694,"freq_skew":0.874736,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"H1","blk_id":"I","ack":"!","sublabel":"MD","msg_text":"PWI/DD300225028.270234014.190309018.050272003DC48\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042490,"usec":477381},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770939,"noise_level":-30.836567,"freq_skew":-3.257725,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"_d","blk_id":"2","ack":"I","flight":"VY091X","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042490,"usec":488644},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795036,"noise_level":-30.365658,"freq_skew":-3.216980,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"VY091X","msg_num":"F21","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,071/TS192129,2610266C50"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042490,"usec":491209},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720304,"noise_level":-30.337059,"freq_skew":1.199321,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB07DW","msg_num":"F65","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS192129,26102632F5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042490,"usec":491929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245763,"noise_level":-30.308552,"freq_skew":0.639331,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042491,"usec":244069},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324873,"noise_level":-30.139446,"freq_skew":0.628636,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042491,"usec":250453},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421926,"noise_level":-29.598423,"freq_skew":1.165084,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"L","sublabel":"DF","msg_text":"3-079000 -550ER\r\n+50 70 71 23 24-079000 -550ER\r\n+55 70 71 23 24-079000 -550ER\r\n+60 70 70 23 24-079000 -550ER\r\n+65 70 70 23 24-079000 -550ER\r\n+70 70 70 23 24-079000 -550ER\r\n+75 70 70 23 24-079100 -550ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042492,"usec":5450},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662990,"noise_level":-29.442474,"freq_skew":0.299975,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44721,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,89,207,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042492,"usec":15414},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253413,"noise_level":-28.869343,"freq_skew":0.612399,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042492,"usec":765457},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874517,"noise_level":-29.588678,"freq_skew":1.325035,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042492,"usec":765970},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497139,"noise_level":-29.623547,"freq_skew":1.132839,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042493,"usec":531412},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207668,"noise_level":-29.133368,"freq_skew":0.581764,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57874,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042493,"usec":532078},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454574,"noise_level":-29.527504,"freq_skew":1.208377,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"IB07DW","msg_num":"F66","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43089W003568,SNR,192131,350,TITAN,192306,RATAS,M51,22543,88/TS192131,2610269A7B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042493,"usec":532426},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501684,"noise_level":-29.659523,"freq_skew":1.266935,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D89","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610191914\r\n 318127360A10760A115BCG3A-L200-0002\r\n-3000 370110017217066 336 338 316 317\r\n-2500 370090017317066 336 340 317 317\r\n-2000 370070017217066 336 340 316 317\r\n-1500 370090017217166 336 339 316 316\r\n-1000 370110017217166 336 339 316 316\r\n-0500 370130017217166 335 340 317 316\r\n 1400 370160017217166 336 340 316 317\r\n+0500 370170017317166 336 341 316 318\r\n+1000 370180017317166 336 340 316 318\r\n+1500 370160017317166 337 343 318 319\r\n+2000 370120017317166 337 341 317 318\r\n+2500 370110017417266 338 340 319 319\r\n+3000 370110017417266 339 341 319 319\r\n+3500 370130017317166 338 343 317 319\r\n+4000 370120017317266 338 342 318 320\r\n+4500 370130017417266 338 341 319 319\r\n+5000 370150017417266 339 343 319 318\r\n+5500 370170017417266 338 343 318 320\r\n+6000 370160017417366 338 343 319 319\r\n+6500 370140017417266 339 344 319 320\r\n+7000 370140017417266 338 343 320 321\r\n+7500 370150017417366 339 343 319 320\r\n+8000 370160017417266 338 344 320 321\r\n+8500 370140017417366 338 343 319 321\r\n+9000 370110017517366 339 344 320 321\r\n-30 83 83 170 1670120096611\r\n-25 83 83 170 1670120106611\r\n-20 83 83 170 1670120096611\r\n-15 83 83 170 1670120096611\r\n-10 83 83 170 1660120096611\r\n-05 83 83 170 1660120096611\r\n 14 83 83 170 1660120096611\r\n+05 83 83 170 1660120096611\r\n+10 83 83 170 1660120096611\r\n+15 83 83 170 1670120096611\r\n+20 83 83 170 1670120096611\r\n+25 83 83 170 1670120096611\r\n+30 83 83 170 1670120096611\r\n+35 83 83 170 1670120096611\r\n+40 83 83 170 1670120096611\r\n+45 83 83 170 1670120096611\r\n+50 83 83 170 1670120096611\r\n+55 83 83 170 1670120096611\r\n+60 83 84 170 1670120096611\r\n+65 83 84 170 1670120096611\r\n+70 83 84 171 1670120096611\r\n+75 83 84 171 1670120096611\r\n+80 83 84 171 1670120096611\r\n+85 83 84 171 1670120096611\r\n+90 83 84 171 1670120096611\r\n-30 70 70 23 23-079200 -550ER\r\n-25 70 70 23 24-079200 -550ER\r\n-20 70 70 23 24-079100 -550ER\r\n-15 70 70 23 23-079100 -550ER\r\n-10 70 70 23 23-079000 -550ER\r\n-05 70 70 23 23-079000 -550ER\r\n 14 70 70 23 23-078900 -550ER\r\n+05 70 70 23 23-078900 -553ER\r\n+10 70 70 23 23-078900 -550ER\r\n+15 70 70 23 23-078900 -550ER\r\n+20 70 70 23 24-079000 -550ER\r\n+25 70 70 23 24-079000 -550ER\r\n+30 70 70 23 24-079000 -550ER\r\n+35 70 70 23 24-079000 -550ER\r\n+40 70 70 23 23-079000 -550ER\r\n+45 70 70 23 23-079000 -550ER\r\n+50 70 71 23 24-079000 -550ER\r\n+55 70 71 23 24-079000 -550ER\r\n+60 70 70 23 24-079000 -550ER\r\n+65 70 70 23 24-079000 -550ER\r\n+70 70 70 23 24-079000 -550ER\r\n+75 70 70 23 24-079100 -550ER\r\n+80 70 70 23 24-079000 -550ER\r\n+85 70 70 23 24-079100 -550ER\r\n+90 70 70 23 24-079100 -548ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042493,"usec":532767},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467265,"noise_level":-29.633152,"freq_skew":0.670010,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042493,"usec":534029},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658516,"noise_level":-29.528461,"freq_skew":0.428090,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6091,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042494,"usec":292449},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773538,"noise_level":-29.794479,"freq_skew":-0.037417,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042494,"usec":292973},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114044,"noise_level":-29.933233,"freq_skew":-3.220804,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042494,"usec":294900},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939270,"noise_level":-29.744503,"freq_skew":0.062924,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":681,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":53088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551715,"noise_level":-29.226826,"freq_skew":1.165769,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":53725},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103236,"noise_level":-29.201735,"freq_skew":0.630680,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":53890},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465223,"noise_level":-29.885626,"freq_skew":1.053518,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":43.100002,"lon":-3.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":53890},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.465223,"noise_level":-29.885626,"freq_skew":1.053518,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"IB07DW","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":55062},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742194,"noise_level":-29.804684,"freq_skew":1.043224,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061015","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,98,13,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":815407},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185482,"noise_level":-29.466244,"freq_skew":0.614897,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57944,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":816307},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348848,"noise_level":-29.389095,"freq_skew":1.245140,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":819672},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522139,"noise_level":-29.161684,"freq_skew":1.671730,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042495,"usec":820207},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493969,"noise_level":-29.136782,"freq_skew":1.214851,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042496,"usec":585847},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888187,"noise_level":-29.457172,"freq_skew":0.091685,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":39,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[16,112,11,180]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28549,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[195,119,209,203]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042496,"usec":587579},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389422,"noise_level":-29.396391,"freq_skew":1.636958,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8337,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[134,102,47,236]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8337,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[21,233,51,116]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042496,"usec":587918},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725508,"noise_level":-29.370806,"freq_skew":1.536337,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042497,"usec":348848},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345173,"noise_level":-28.929607,"freq_skew":0.046520,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042498,"usec":102632},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100913,"noise_level":-29.958149,"freq_skew":0.613032,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042498,"usec":107162},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534382,"noise_level":-29.930857,"freq_skew":1.922540,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042498,"usec":107885},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229167,"noise_level":-29.876528,"freq_skew":0.721250,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":57944,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042498,"usec":109035},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670586,"noise_level":-29.768883,"freq_skew":-0.276823,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042498,"usec":861419},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768109,"noise_level":-29.402287,"freq_skew":-0.958327,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-EWB","mode":"2","label":"H2","blk_id":"5","ack":"!","flight":"LH005D","msg_num":"M27","msg_num_seq":"A","msg_text":"02E26GCTSEDDLN39565W00729218463804M575185050G    QN40410W00641218533800M577187054G    QN41300W00600319003800M577204053G    QN42200W00520019073803M575207050G    QN43113W00444619143802M575213052G    QN44040W00412"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042498,"usec":865952},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.034134,"noise_level":-29.479271,"freq_skew":0.689983,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042498,"usec":866278},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278091,"noise_level":-30.051846,"freq_skew":1.505772,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042498,"usec":867468},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643384,"noise_level":-30.706160,"freq_skew":-1.019814,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":765,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":19,"variable_part_params":[{"name":"atn_checksum","value":[177,20,168,40]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":17,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[157,225,239,1]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":17,"msg_ref":19,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042499,"usec":623618},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470252,"noise_level":-30.500069,"freq_skew":0.583745,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042499,"usec":626744},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162371,"noise_level":-30.686432,"freq_skew":2.522914,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3369,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042500,"usec":386920},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350471,"noise_level":-30.365450,"freq_skew":0.880247,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042500,"usec":387877},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991200,"noise_level":-30.493118,"freq_skew":-0.886678,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042500,"usec":388590},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727988,"noise_level":-30.435169,"freq_skew":-1.189462,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"LH005D","msg_num":"M27","msg_num_seq":"B","msg_text":"02E26GCTSEDDLN39565W00729218463804M575185050G    QN40410W00641218533800M577187054G    QN41300W00600319003800M577204053G    QN42200W00520019073803M575207050G    QN43113W00444619143802M575213052G    QN44040W00412719213802M580223054G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042500,"usec":389370},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528298,"noise_level":-30.377602,"freq_skew":1.774936,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-6.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042500,"usec":396407},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108156,"noise_level":-30.769617,"freq_skew":0.758329,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042501,"usec":146616},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385135,"noise_level":-30.709801,"freq_skew":1.753123,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"HN05ED","msg_num":"M40","msg_num_seq":"A","msg_text":"192139,36005,2149,   9,N 40.339 W  6.532"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042501,"usec":150264},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.483895,"noise_level":-30.885572,"freq_skew":1.914141,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":590,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042501,"usec":153506},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671824,"noise_level":-30.764753,"freq_skew":-1.213346,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042501,"usec":153757},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437871,"noise_level":-30.734810,"freq_skew":-0.176174,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":40,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28549,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[12,89,3,111]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042501,"usec":907555},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890574,"noise_level":-30.557287,"freq_skew":2.220704,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042501,"usec":914714},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.165615,"noise_level":-29.963055,"freq_skew":2.871709,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RKZ","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"FR168D","msg_num":"M18","msg_num_seq":"A","msg_text":"/LEMD.TI2/024LEMDD66D8"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042501,"usec":915795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788308,"noise_level":-29.881390,"freq_skew":1.647579,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042502,"usec":670069},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642995,"noise_level":-29.727142,"freq_skew":-0.053362,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042502,"usec":674609},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354518,"noise_level":-29.387827,"freq_skew":1.905815,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8337,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,228,164,96]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042503,"usec":434239},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347624,"noise_level":-29.235582,"freq_skew":1.804675,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28562,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,182,33,30]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":41}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042503,"usec":440292},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534488,"noise_level":-28.866253,"freq_skew":0.151600,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":41,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[101,61,61,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042503,"usec":444690},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362896,"noise_level":-28.699129,"freq_skew":1.848393,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":8337,"variable_part_params":[{"name":"atn_checksum","value":[17,53,198,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042504,"usec":195694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.305738,"noise_level":-29.321941,"freq_skew":2.822384,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042504,"usec":200677},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124789,"noise_level":-28.997810,"freq_skew":1.724029,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042504,"usec":200677},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.124789,"noise_level":-28.997810,"freq_skew":1.724029,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":398,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[182,164,37,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042504,"usec":201075},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936898,"noise_level":-28.973370,"freq_skew":2.530960,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RKZ","mode":"2","label":"_d","blk_id":"2","ack":"V","flight":"FR168D","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042504,"usec":202082},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171759,"noise_level":-28.948997,"freq_skew":-2.836824,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":254,"pdu_id":359,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042504,"usec":955666},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723046,"noise_level":-28.756456,"freq_skew":2.563758,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":974,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042506,"usec":486401},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.048672,"noise_level":-27.475176,"freq_skew":2.612965,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RKZ","mode":"2","label":"_d","blk_id":"3","ack":"W","flight":"FR168D","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042506,"usec":486887},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324344,"noise_level":-27.454662,"freq_skew":0.688178,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58224,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042506,"usec":492750},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.498676,"noise_level":-27.955198,"freq_skew":1.866768,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44583,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[2,14,174,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042507,"usec":249250},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618361,"noise_level":-27.635563,"freq_skew":3.093704,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3883,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[71,250]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042508,"usec":3745},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784928,"noise_level":-27.187061,"freq_skew":2.576138,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042508,"usec":4334},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199643,"noise_level":-27.167215,"freq_skew":0.642797,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39559,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[195,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042508,"usec":16867},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589454,"noise_level":-27.503870,"freq_skew":-2.818884,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[181,155,3,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042508,"usec":770945},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616064,"noise_level":-27.401440,"freq_skew":1.816957,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-6.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042508,"usec":771564},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.242460,"noise_level":-27.360806,"freq_skew":0.632019,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4017,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8485,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[41,179]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042508,"usec":772106},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753064,"noise_level":-27.340561,"freq_skew":1.221041,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":754,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[50,119,96,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042508,"usec":774633},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123457,"noise_level":-27.260040,"freq_skew":0.620305,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042508,"usec":775064},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.118657,"noise_level":-28.008564,"freq_skew":0.621009,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45917,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[125,249,35,5]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042509,"usec":532172},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880062,"noise_level":-27.624083,"freq_skew":0.781475,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042509,"usec":535030},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375889,"noise_level":-27.458517,"freq_skew":-2.811609,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042509,"usec":536698},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160596,"noise_level":-28.561182,"freq_skew":0.777256,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58224,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042509,"usec":538321},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.411107,"noise_level":-28.491638,"freq_skew":1.994079,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44583,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[202,224,170,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042510,"usec":288832},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926112,"noise_level":-28.354202,"freq_skew":-3.333798,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[80,234,165,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042510,"usec":289540},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193244,"noise_level":-28.308867,"freq_skew":-2.572325,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042510,"usec":289976},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123439,"noise_level":-29.120430,"freq_skew":-0.073039,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042510,"usec":291744},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688092,"noise_level":-28.997202,"freq_skew":-0.222675,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[0,142,24,86]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8392,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,71,87,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042510,"usec":293403},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.077856,"noise_level":-28.875694,"freq_skew":-0.019776,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":368,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042510,"usec":293910},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778847,"noise_level":-28.851597,"freq_skew":1.567609,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5634,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042510,"usec":295212},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.332029,"noise_level":-28.827564,"freq_skew":2.446806,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":974,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[14,43]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042511,"usec":52128},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.313931,"noise_level":-28.684752,"freq_skew":2.341768,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042511,"usec":62458},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043983,"noise_level":-28.202621,"freq_skew":2.388644,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":975,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[27,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042511,"usec":63094},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.340082,"noise_level":-28.180317,"freq_skew":-0.094976,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042511,"usec":816243},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980814,"noise_level":-28.091667,"freq_skew":0.031789,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042511,"usec":818479},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953241,"noise_level":-27.938673,"freq_skew":0.916227,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":754,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44689,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[50,119,96,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042512,"usec":583553},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.920170,"noise_level":-27.352304,"freq_skew":0.809978,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61532,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[235,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042512,"usec":583997},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.250529,"noise_level":-28.274908,"freq_skew":2.496827,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":976,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8388,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[14,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042512,"usec":589282},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159484,"noise_level":-28.052578,"freq_skew":0.777153,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58224,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042512,"usec":589934},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624555,"noise_level":-28.877974,"freq_skew":0.025643,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB07RA","msg_num":"D05","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243859,1,1,TB000000/REP033,00,00,1/                                           "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042513,"usec":336028},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891219,"noise_level":-29.670723,"freq_skew":-3.538419,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[80,234,165,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042513,"usec":337572},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568729,"noise_level":-29.539490,"freq_skew":-1.159128,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":766,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":74,"dst_ref":44749,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[14,81,160,24]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042513,"usec":339467},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391860,"noise_level":-29.950356,"freq_skew":2.066519,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5979,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[254,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042513,"usec":340580},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.290673,"noise_level":-30.423861,"freq_skew":0.428153,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042513,"usec":341426},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375195,"noise_level":-30.366371,"freq_skew":0.492097,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[176,104,235,99]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28515,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[140,36,46,46]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042513,"usec":343015},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.768013,"noise_level":-30.337765,"freq_skew":-2.801495,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042513,"usec":343902},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.754112,"noise_level":-30.309258,"freq_skew":-2.554224,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":96477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809265,"noise_level":-31.087572,"freq_skew":-3.548901,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":96603},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265357,"noise_level":-31.721767,"freq_skew":0.660089,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45923,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":97400},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480659,"noise_level":-31.655046,"freq_skew":-0.116746,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[37,233]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":101963},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266937,"noise_level":-32.483284,"freq_skew":0.846761,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":103484},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000827,"noise_level":-32.374298,"freq_skew":-0.952991,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":104796},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.265049,"noise_level":-32.302391,"freq_skew":2.428165,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":859472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126534,"noise_level":-32.195637,"freq_skew":0.637127,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":860814},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113055,"noise_level":-32.055309,"freq_skew":0.644517,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":861817},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.190763,"noise_level":-31.917212,"freq_skew":0.040290,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":862639},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473228,"noise_level":-31.848980,"freq_skew":2.158015,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":862933},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780991,"noise_level":-32.782280,"freq_skew":0.872353,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[215,133,251,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042514,"usec":865618},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.181280,"noise_level":-33.290417,"freq_skew":2.680274,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042515,"usec":627197},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846241,"noise_level":-32.633869,"freq_skew":2.514502,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RKZ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"FR168D","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042515,"usec":632134},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786239,"noise_level":-32.341278,"freq_skew":-0.187437,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":709,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[169,19,174,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042515,"usec":632797},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610801,"noise_level":-32.269646,"freq_skew":1.824854,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-4.000000},"alt":25000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042515,"usec":634136},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514969,"noise_level":-32.128128,"freq_skew":-3.492800,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63942,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[134,117,151,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042515,"usec":634498},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514331,"noise_level":-32.309509,"freq_skew":0.957998,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042515,"usec":635415},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.224733,"noise_level":-32.841522,"freq_skew":2.605994,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22140465","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,193,53,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042516,"usec":384320},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758173,"noise_level":-32.690456,"freq_skew":-0.063317,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB07RA","msg_num":"D05","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243859,1,1,TB000000/REP033,00,00,1/                                           "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042516,"usec":388658},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927412,"noise_level":-32.404732,"freq_skew":-2.523855,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":463,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042516,"usec":394526},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699461,"noise_level":-32.277252,"freq_skew":1.807685,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-6.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":144421},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.885690,"noise_level":-32.277252,"freq_skew":1.770643,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"1","ack":"L","flight":"AY087T","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":145474},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146541,"noise_level":-32.135609,"freq_skew":0.666988,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58497,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":146622},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744442,"noise_level":-31.996241,"freq_skew":0.126157,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"9","ack":"R","flight":"IB07RA","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":146877},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131135,"noise_level":-31.996241,"freq_skew":0.858115,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":147999},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885033,"noise_level":-32.226254,"freq_skew":-0.073473,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":493,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8392,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[46,143,157,8]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":150042},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474645,"noise_level":-32.050587,"freq_skew":1.751556,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"HN05ED","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":150042},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.474645,"noise_level":-32.050587,"freq_skew":1.751556,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":905317},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261223,"noise_level":-31.878397,"freq_skew":0.737566,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":906286},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877640,"noise_level":-32.262188,"freq_skew":-2.586956,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":907333},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000286,"noise_level":-32.155922,"freq_skew":1.526059,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AY087T","msg_num":"F68","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042517,"usec":913895},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492304,"noise_level":-31.577148,"freq_skew":1.268176,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":553,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042518,"usec":673363},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697553,"noise_level":-31.478899,"freq_skew":-0.199418,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042518,"usec":674557},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588609,"noise_level":-31.349604,"freq_skew":1.807002,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042518,"usec":680253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.223492,"noise_level":-30.972879,"freq_skew":1.999890,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042518,"usec":680621},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239581,"noise_level":-30.911652,"freq_skew":0.807925,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042518,"usec":683224},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716475,"noise_level":-30.850849,"freq_skew":0.622678,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042518,"usec":683810},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.089841,"noise_level":-30.820608,"freq_skew":0.069762,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":494,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[115,46,19,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042518,"usec":684211},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.094528,"noise_level":-30.820608,"freq_skew":1.780714,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"AY087T","msg_num":"F69","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42336W008350,DEMOS,192156,340,LOTEE,194149,AZFIC,M49,19872,254E52E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042519,"usec":439154},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.820769,"noise_level":-30.790472,"freq_skew":2.565678,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22140465","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,193,53,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042519,"usec":442265},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932333,"noise_level":-30.465696,"freq_skew":-2.583677,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":463,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042519,"usec":442877},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436210,"noise_level":-30.407927,"freq_skew":1.836386,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042519,"usec":447955},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.077847,"noise_level":-30.236895,"freq_skew":1.699814,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042519,"usec":448645},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475578,"noise_level":-30.180624,"freq_skew":0.576505,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45934,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[21,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":194247},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525799,"noise_level":-30.013966,"freq_skew":0.422096,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2801,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":194464},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604981,"noise_level":-30.316420,"freq_skew":1.118807,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":267,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[52,70,0,180]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28523,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[173,211,242,58]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":194977},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.066308,"noise_level":-30.287979,"freq_skew":0.875485,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":195828},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.379792,"noise_level":-31.083735,"freq_skew":3.187619,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":715,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":196679},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367168,"noise_level":-32.154530,"freq_skew":1.828656,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,113,87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":196878},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.673789,"noise_level":-32.520645,"freq_skew":2.670751,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":199565},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.969230,"noise_level":-32.196342,"freq_skew":0.748075,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45938,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[154,97]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":961387},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203555,"noise_level":-32.090874,"freq_skew":0.857332,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":962588},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.365026,"noise_level":-32.585709,"freq_skew":1.662233,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":964122},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320434,"noise_level":-32.366550,"freq_skew":0.735400,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":965097},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046339,"noise_level":-32.330555,"freq_skew":0.639478,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":967812},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786124,"noise_level":-32.152782,"freq_skew":0.540776,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28515,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[73,220,172,192]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":21,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042520,"usec":971872},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629379,"noise_level":-31.944153,"freq_skew":1.284958,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042521,"usec":719150},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.510286,"noise_level":-31.821426,"freq_skew":3.368066,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042521,"usec":719508},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.608097,"noise_level":-32.128933,"freq_skew":2.762666,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042521,"usec":720871},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602479,"noise_level":-31.989670,"freq_skew":1.903253,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[106,100,222,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042522,"usec":479338},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934805,"noise_level":-31.389227,"freq_skew":-1.773843,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28409,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[170,210,143,55]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28409,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,193,82,91]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042522,"usec":479635},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747696,"noise_level":-31.357056,"freq_skew":1.538877,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"4","ack":"M","flight":"AY087T","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042522,"usec":480575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745937,"noise_level":-31.261251,"freq_skew":1.399861,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042522,"usec":483975},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959395,"noise_level":-31.023129,"freq_skew":1.395759,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"38","blk_id":"5","ack":"!","flight":"AY087T","msg_num":"M52","msg_num_seq":"A","msg_text":"/AY1732/261026/W  8.585/N 42.555/33996/-------/      /- 49/19832/ 72\r\n/115/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042522,"usec":484505},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775571,"noise_level":-30.992283,"freq_skew":2.065722,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042522,"usec":485979},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967951,"noise_level":-31.199015,"freq_skew":1.948615,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042522,"usec":486741},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727931,"noise_level":-31.136177,"freq_skew":0.878906,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28553,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[125,148]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042523,"usec":241123},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745569,"noise_level":-30.889273,"freq_skew":1.660098,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":220,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042523,"usec":241935},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.017171,"noise_level":-31.731754,"freq_skew":0.774054,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45934,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[21,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042523,"usec":242300},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198859,"noise_level":-31.698292,"freq_skew":0.765921,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042523,"usec":242885},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.257524,"noise_level":-31.631748,"freq_skew":-1.829966,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042523,"usec":245282},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527566,"noise_level":-31.402786,"freq_skew":-2.618205,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042523,"usec":246444},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413925,"noise_level":-31.306479,"freq_skew":0.866672,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61542,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042524,"usec":7805},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415191,"noise_level":-31.788290,"freq_skew":0.494688,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2802,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[39,209]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042524,"usec":10103},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428082,"noise_level":-31.690350,"freq_skew":0.988046,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[57,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042524,"usec":767077},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473161,"noise_level":-31.339617,"freq_skew":1.581474,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042524,"usec":767406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298506,"noise_level":-31.307629,"freq_skew":0.720397,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042524,"usec":770180},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196274,"noise_level":-31.055874,"freq_skew":0.834230,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58708,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042524,"usec":777782},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805531,"noise_level":-30.661726,"freq_skew":0.633080,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042525,"usec":527513},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.243540,"noise_level":-30.870838,"freq_skew":0.613767,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042525,"usec":528220},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618555,"noise_level":-30.810320,"freq_skew":0.410112,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042525,"usec":529597},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689570,"noise_level":-30.660849,"freq_skew":1.671078,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-4.000000},"alt":25000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042525,"usec":529789},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598886,"noise_level":-30.660849,"freq_skew":1.531603,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042525,"usec":529890},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.469226,"noise_level":-30.660849,"freq_skew":0.837893,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042525,"usec":533518},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664083,"noise_level":-30.369408,"freq_skew":-2.635971,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.500000,"lon":-7.400000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042526,"usec":288624},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670214,"noise_level":-30.186718,"freq_skew":-2.689009,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"TP93ZS","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042526,"usec":288624},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.670214,"noise_level":-30.186718,"freq_skew":-2.689009,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042526,"usec":289181},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223077,"noise_level":-30.158699,"freq_skew":1.386203,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042526,"usec":290664},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622144,"noise_level":-30.019943,"freq_skew":1.713761,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042526,"usec":291881},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263440,"noise_level":-29.965059,"freq_skew":0.891087,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042526,"usec":293294},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443040,"noise_level":-29.856316,"freq_skew":0.569972,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4018,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042527,"usec":56625},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533837,"noise_level":-29.722273,"freq_skew":0.969116,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28523,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[156,89,225,213]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":5}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042527,"usec":58374},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649859,"noise_level":-29.590267,"freq_skew":-2.405554,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042527,"usec":61094},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692789,"noise_level":-29.434467,"freq_skew":-2.696033,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"TP93ZS","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042527,"usec":814593},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625675,"noise_level":-29.203894,"freq_skew":-0.116567,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"IB07RA","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042527,"usec":816927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692314,"noise_level":-30.060570,"freq_skew":1.256605,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042527,"usec":817282},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024471,"noise_level":-30.032957,"freq_skew":-2.552525,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042527,"usec":817400},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254218,"noise_level":-30.032957,"freq_skew":0.831233,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58708,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042528,"usec":575935},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790920,"noise_level":-29.915661,"freq_skew":2.929302,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":295,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[53,205,80,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042528,"usec":579357},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289005,"noise_level":-29.621485,"freq_skew":1.091773,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042528,"usec":580156},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249249,"noise_level":-29.595226,"freq_skew":0.587568,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61539,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[242,176,110,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042528,"usec":580501},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670042,"noise_level":-30.378952,"freq_skew":0.409973,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042528,"usec":580820},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051140,"noise_level":-30.467642,"freq_skew":-2.701541,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042528,"usec":580982},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201460,"noise_level":-30.995026,"freq_skew":1.746778,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042528,"usec":581153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211171,"noise_level":-30.995026,"freq_skew":1.184818,"avlc":{"src":{"addr":"4CACDF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042528,"usec":581380},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698622,"noise_level":-31.543196,"freq_skew":-0.185250,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"1","ack":"T","flight":"IB07RA","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042529,"usec":341058},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436632,"noise_level":-31.805809,"freq_skew":1.201613,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[167,229,250,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042530,"usec":97319},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648692,"noise_level":-30.696278,"freq_skew":-2.680807,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042530,"usec":863417},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706359,"noise_level":-30.176472,"freq_skew":2.204010,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042530,"usec":864568},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382316,"noise_level":-30.092785,"freq_skew":0.836132,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495292","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042530,"usec":864842},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189858,"noise_level":-30.092785,"freq_skew":0.736742,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042530,"usec":866871},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427081,"noise_level":-30.343380,"freq_skew":0.492127,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4018,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042530,"usec":869199},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535692,"noise_level":-30.117739,"freq_skew":-1.204690,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-4.100000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042531,"usec":628118},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917020,"noise_level":-30.062334,"freq_skew":1.663815,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2213,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[68,207,30,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042531,"usec":630608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533682,"noise_level":-29.843788,"freq_skew":0.722859,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042531,"usec":634641},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385977,"noise_level":-30.260029,"freq_skew":0.827813,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58910,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042531,"usec":636668},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572718,"noise_level":-30.119663,"freq_skew":2.130792,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":316,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042531,"usec":637250},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635906,"noise_level":-30.891325,"freq_skew":-1.243516,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"LH005D","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042531,"usec":637250},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.635906,"noise_level":-30.891325,"freq_skew":-1.243516,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,76,0,77,36,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042532,"usec":381619},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453215,"noise_level":-30.860943,"freq_skew":2.241548,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[57,92,134,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042532,"usec":383844},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682213,"noise_level":-30.621635,"freq_skew":1.200892,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[167,229,250,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042532,"usec":385341},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809586,"noise_level":-30.504410,"freq_skew":0.087902,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"1","ack":"T","flight":"IB07RA","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042532,"usec":386296},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894559,"noise_level":-30.446386,"freq_skew":1.454450,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042532,"usec":387855},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603174,"noise_level":-30.417519,"freq_skew":0.699193,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042532,"usec":396021},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.135603,"noise_level":-30.236866,"freq_skew":0.605077,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58933,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042533,"usec":150705},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.031993,"noise_level":-30.069139,"freq_skew":-1.086577,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042533,"usec":152873},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956521,"noise_level":-30.047901,"freq_skew":1.298834,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28516,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[37,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042533,"usec":155238},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695986,"noise_level":-29.829712,"freq_skew":1.314329,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042533,"usec":911215},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028732,"noise_level":-29.434818,"freq_skew":-1.744386,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28409,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[18,213,210,11]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042533,"usec":912698},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678719,"noise_level":-30.178806,"freq_skew":-1.907197,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8442,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[80,91,68,175]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042533,"usec":915613},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314347,"noise_level":-30.843637,"freq_skew":0.835071,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61551,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042533,"usec":917613},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182016,"noise_level":-30.634298,"freq_skew":0.742458,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58910,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042534,"usec":669320},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816160,"noise_level":-30.604799,"freq_skew":-0.130228,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":682,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042534,"usec":670071},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706712,"noise_level":-30.546103,"freq_skew":-1.744507,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":61,"dst_ref":28409,"variable_part_params":[{"name":"atn_checksum","value":[93,217,190,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042534,"usec":670808},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603952,"noise_level":-30.487801,"freq_skew":1.179462,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042534,"usec":672358},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819146,"noise_level":-30.372355,"freq_skew":1.538123,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042535,"usec":428330},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419696,"noise_level":-29.925337,"freq_skew":0.821218,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042535,"usec":428997},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964117,"noise_level":-30.586140,"freq_skew":-1.926794,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8442,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[80,91,68,175]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042535,"usec":430009},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309745,"noise_level":-30.469389,"freq_skew":0.486057,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042535,"usec":435492},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551361,"noise_level":-29.989998,"freq_skew":1.177556,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[167,229,250,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042535,"usec":436406},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263402,"noise_level":-29.935301,"freq_skew":0.796577,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":58933,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042536,"usec":195993},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055251,"noise_level":-29.880943,"freq_skew":-1.733829,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":429,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[31,179,129,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042536,"usec":198526},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576954,"noise_level":-29.666861,"freq_skew":0.843018,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042536,"usec":203172},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538653,"noise_level":-29.620541,"freq_skew":0.981743,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":28,"dst_ref":44751,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[50,4]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042536,"usec":962213},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758046,"noise_level":-29.285288,"freq_skew":-1.800151,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[116,128,179,36]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8442,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[27,236,230,2]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":15}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042536,"usec":963248},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442438,"noise_level":-29.209724,"freq_skew":1.983409,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042536,"usec":966375},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908977,"noise_level":-29.011381,"freq_skew":2.577676,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":977,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8388,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[31,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":8}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042537,"usec":718634},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024800,"noise_level":-28.651268,"freq_skew":1.467246,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042537,"usec":720847},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664669,"noise_level":-29.392990,"freq_skew":0.661592,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042538,"usec":477187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.567656,"noise_level":-29.090948,"freq_skew":-1.810064,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042538,"usec":479957},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917024,"noise_level":-28.991337,"freq_skew":2.083380,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[251,122,122,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042538,"usec":480469},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865714,"noise_level":-28.942562,"freq_skew":1.775920,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":2}},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-4.000000},"alt":25000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042538,"usec":483307},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190294,"noise_level":-28.773977,"freq_skew":0.811811,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042538,"usec":483689},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116564,"noise_level":-28.773977,"freq_skew":0.723569,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45975,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[252,112,210,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042539,"usec":246359},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.076289,"noise_level":-29.087158,"freq_skew":0.189822,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[33,100,72,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042539,"usec":247230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821765,"noise_level":-29.013292,"freq_skew":1.510077,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042539,"usec":249473},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.553961,"noise_level":-29.894062,"freq_skew":2.559169,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":978,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[16,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042539,"usec":252416},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605525,"noise_level":-29.732763,"freq_skew":-0.189371,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"IB07RA","msg_num":"F08","msg_num_seq":"A","sublabel":"M1","msg_text":"REQPWI/WQ390.340.300:N42593W002147.N43063W002063.N43193W001507.LUSEM.LULUT.ADABI.BOKNO.DEVRO.VANAD.PIWIZ.VADOM.BAMES.PODEM.BAZOS.LUMIL.BELOB.DENUT.YENZO.RIVER.SPL.AM240.AM241.AM242.PEVOS.AM621.AM622.N52207E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042539,"usec":253814},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899971,"noise_level":-30.547838,"freq_skew":0.001356,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JPF","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"LX057Z","msg_num":"M18","msg_num_seq":"A","msg_text":"/LSZH.TI2/040LSZHA2E59"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":2947},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716457,"noise_level":-30.489523,"freq_skew":1.994932,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":3514},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984255,"noise_level":-30.431597,"freq_skew":2.196352,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":3778},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731626,"noise_level":-30.402779,"freq_skew":0.016873,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[26,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":4801},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143931,"noise_level":-30.316895,"freq_skew":0.570933,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":6044},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061136,"noise_level":-30.351572,"freq_skew":0.193209,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":9984},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827383,"noise_level":-30.042519,"freq_skew":1.622133,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"5U","blk_id":"9","ack":"!","flight":"NT5483","msg_num":"M54","msg_num_seq":"A","msg_text":"FS GCXO,GCRR,GCLP,GCFV"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":764867},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672072,"noise_level":-29.797590,"freq_skew":1.639722,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,73,66,66,0,52,130,18,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":766515},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292372,"noise_level":-29.664444,"freq_skew":0.746206,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":768193},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421015,"noise_level":-29.559380,"freq_skew":-0.130064,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB07RA","msg_num":"F08","msg_num_seq":"B","sublabel":"M1","msg_text":"REQPWI/WQ390.340.300:N42593W002147.N43063W002063.N43193W001507.LUSEM.LULUT.ADABI.BOKNO.DEVRO.VANAD.PIWIZ.VADOM.BAMES.PODEM.BAZOS.LUMIL.BELOB.DENUT.YENZO.RIVER.SPL.AM240.AM241.AM242.PEVOS.AM621.AM622.N52207E004426.AM624.N55598W008166/DQ360/WREHAM.EBBR/TS192216,2610267B4C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042540,"usec":768848},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852655,"noise_level":-29.533310,"freq_skew":0.058688,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JPF","mode":"2","label":"_d","blk_id":"6","ack":"L","flight":"LX057Z","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042541,"usec":538523},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092523,"noise_level":-28.930031,"freq_skew":-1.093034,"avlc":{"src":{"addr":"346090","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8418,"credit":4,"rseq":11,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[114,170,60,129]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042541,"usec":539783},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263287,"noise_level":-28.857483,"freq_skew":0.723299,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OJI","mode":"2","label":"RA","blk_id":"M","ack":"9","msg_text":"QUGTWNTXA~1 WEATHER\r\nSA 26/19:08\r\nGCXO 261900Z 27014KT 240V300 9000 FEW005\r\n  BKN100 21/19 Q1020\r\n  NOSIG\r\nTAF 26/14:29\r\nGCXO 261400Z 2615/2715 31008KT 9000\r\n  BKN120 TX26/2714Z\r\n  TN20/2707Z PROB30\r\n  TEMPO 2615/2618 31"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042541,"usec":540164},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.694862,"noise_level":-29.721016,"freq_skew":0.141579,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JPF","mode":"2","label":"_d","blk_id":"7","ack":"M","flight":"LX057Z","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042542,"usec":286921},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.679950,"noise_level":-29.459021,"freq_skew":-0.181329,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":57680},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022099,"noise_level":-29.468336,"freq_skew":-1.958382,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":260,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":817054},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.004285,"noise_level":-29.813503,"freq_skew":0.761763,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":818233},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659645,"noise_level":-30.004375,"freq_skew":1.867289,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":818385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499956,"noise_level":-29.976938,"freq_skew":-0.055457,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":819573},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119250,"noise_level":-30.339289,"freq_skew":0.751028,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":820547},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735106,"noise_level":-30.282354,"freq_skew":-0.121957,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":333,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[130,83,57,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":821487},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427377,"noise_level":-31.018333,"freq_skew":-0.221308,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB07RA","msg_num":"F08","msg_num_seq":"B","sublabel":"M1","msg_text":"004426.AM624.N55598W008166/DQ360/WREHAM.EBBR/TS192216,2610267B4C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":821918},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832191,"noise_level":-31.018333,"freq_skew":-1.066016,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":87,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[60,197,219,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":823132},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415274,"noise_level":-31.567831,"freq_skew":0.851221,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042543,"usec":824859},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706919,"noise_level":-31.534994,"freq_skew":0.657985,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042544,"usec":578461},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395295,"noise_level":-31.993387,"freq_skew":0.429130,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6092,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[121,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042544,"usec":578772},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136952,"noise_level":-31.958904,"freq_skew":0.642120,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,41,213,208]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042544,"usec":579310},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202243,"noise_level":-31.924555,"freq_skew":0.658974,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45989,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[58,219,213,89]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042544,"usec":582501},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750505,"noise_level":-32.293556,"freq_skew":1.894477,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"0","ack":"M","flight":"NT5483","msg_num":"M55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042544,"usec":585950},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545907,"noise_level":-31.977470,"freq_skew":2.002033,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8259,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[143,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042544,"usec":586497},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018678,"noise_level":-31.943050,"freq_skew":0.015700,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042545,"usec":345626},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.289324,"noise_level":-31.772959,"freq_skew":2.610531,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":978,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8388,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[16,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042545,"usec":346979},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934926,"noise_level":-31.639248,"freq_skew":-0.961239,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042545,"usec":349254},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646063,"noise_level":-31.622444,"freq_skew":0.701054,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042545,"usec":350554},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078968,"noise_level":-31.491009,"freq_skew":1.959238,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042545,"usec":350840},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423051,"noise_level":-31.458458,"freq_skew":2.161364,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8259,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[211,43]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042545,"usec":351604},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941649,"noise_level":-31.426031,"freq_skew":-0.109495,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042545,"usec":352134},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786851,"noise_level":-32.244598,"freq_skew":0.397933,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042546,"usec":98143},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748636,"noise_level":-32.103485,"freq_skew":2.498923,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[96,228]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042546,"usec":98346},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198441,"noise_level":-32.068562,"freq_skew":0.798577,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OJI","mode":"2","label":"RA","blk_id":"N","ack":"!","msg_text":"015G25KT PROB30\r\n  TEMPO 2703/2709 3000 BCFG BKN002\r\n  PROB30\r\n  TEMPO 2710/2715 12010KT\r\nSA 26/19:08\r\nGCRR 261900Z VRB02KT CAVOK 25/19 Q1017\r\nTAF 26/14:29\r\nGCRR 261400Z 2615/2715 10005KT CAVOK\r\n  TX28/2714Z TN23/2701Z\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042546,"usec":98807},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776902,"noise_level":-32.033775,"freq_skew":1.877386,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":274,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042546,"usec":100767},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.090944,"noise_level":-31.827953,"freq_skew":0.603242,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":59245,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042546,"usec":107307},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239214,"noise_level":-31.365852,"freq_skew":0.592395,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042546,"usec":866545},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641835,"noise_level":-31.206598,"freq_skew":0.864496,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":408,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042546,"usec":868108},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680545,"noise_level":-31.050213,"freq_skew":-1.914575,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042547,"usec":622725},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754339,"noise_level":-30.251188,"freq_skew":2.140512,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042547,"usec":625074},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.986014,"noise_level":-30.055500,"freq_skew":0.859311,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":45994,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":23,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[239,51]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":27}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.305000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042547,"usec":626359},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794086,"noise_level":-30.788824,"freq_skew":-2.491555,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[134,251,242,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":147186},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549378,"noise_level":-29.930332,"freq_skew":-1.213344,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":162,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[208,221,184,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":149393},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665170,"noise_level":-29.741665,"freq_skew":2.308761,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":150183},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.098961,"noise_level":-29.688501,"freq_skew":0.594829,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OJI","mode":"2","label":"RA","blk_id":"N","ack":"!","msg_text":"015G25KT PROB30\r\n  TEMPO 2703/2709 3000 BCFG BKN002\r\n  PROB30\r\n  TEMPO 2710/2715 12010KT\r\nSA 26/19:08\r\nGCRR 261900Z VRB02KT CAVOK 25/19 Q1017\r\nTAF 26/14:29\r\nGCRR 261400Z 2615/2715 10005KT CAVOK\r\n  TX28/2714Z TN23/2701Z\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":150951},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108945,"noise_level":-30.078594,"freq_skew":0.599268,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":152009},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457434,"noise_level":-30.113907,"freq_skew":-0.009482,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28411,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[22,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":152465},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.286834,"noise_level":-30.113907,"freq_skew":-2.405614,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":911782},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991704,"noise_level":-30.533409,"freq_skew":-1.125301,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":912906},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235884,"noise_level":-30.446228,"freq_skew":0.775463,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042549,"usec":914237},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644598,"noise_level":-30.331329,"freq_skew":-0.294204,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":618,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28411,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[130,114]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042550,"usec":675721},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388282,"noise_level":-30.784496,"freq_skew":0.865528,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46002,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[247,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042550,"usec":682347},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602395,"noise_level":-30.800350,"freq_skew":1.954258,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042550,"usec":684710},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618230,"noise_level":-30.621492,"freq_skew":3.129916,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":296,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042551,"usec":435590},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410048,"noise_level":-30.562685,"freq_skew":0.465223,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2803,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042551,"usec":443557},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632116,"noise_level":-30.912092,"freq_skew":0.784346,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[52,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042551,"usec":444236},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243731,"noise_level":-30.881636,"freq_skew":0.822163,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":195738},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.168056,"noise_level":-30.966360,"freq_skew":-0.249502,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":195894},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304139,"noise_level":-30.966360,"freq_skew":0.631334,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46003,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[0,21]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":197634},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713457,"noise_level":-30.822508,"freq_skew":3.118989,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":955361},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362705,"noise_level":-30.380993,"freq_skew":2.301648,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4692,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8259,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[22,229]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":956423},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136875,"noise_level":-30.295319,"freq_skew":0.597437,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE68","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"autotune_freq","value":{"freq_mhz":136.975006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["109AEA"]},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":957694},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700810,"noise_level":-30.196421,"freq_skew":0.649130,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":958063},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809958,"noise_level":-30.168371,"freq_skew":1.642686,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"1","ack":"N","flight":"NT5483","msg_num":"M56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":959711},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965473,"noise_level":-30.029467,"freq_skew":0.653524,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":959994},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341456,"noise_level":-30.029467,"freq_skew":1.967275,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28580,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[242,50]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":30}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":961042},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.065288,"noise_level":-30.428522,"freq_skew":0.575860,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":59423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":961131},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.134274,"noise_level":-30.428522,"freq_skew":0.571373,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":59429,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042552,"usec":961456},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506954,"noise_level":-30.399714,"freq_skew":2.939585,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042553,"usec":724088},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250261,"noise_level":-29.924047,"freq_skew":0.880177,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-OJI","mode":"2","label":"RA","blk_id":"O","ack":"!","msg_text":"  TEMPO 2618/2710 36010KT PROB40\r\n  TEMPO 2711/2715 08015KT\r\nSA 26/19:08\r\nGCLP 261900Z 03004KT 8000 NSC 25/21\r\n  Q1016 NOSIG\r\nTAF 26/14:29\r\nGCLP 261400Z 2615/2715 17007KT CAVOK\r\n  TX27/2714Z TN24/2707Z\r\n  BECMG 2615/2618"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042554,"usec":488782},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656035,"noise_level":-29.503780,"freq_skew":2.016352,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[0,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042554,"usec":494571},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384384,"noise_level":-29.147984,"freq_skew":2.011091,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":0,"unknown_proto":{"data":[33,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042554,"usec":495321},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342947,"noise_level":-29.546072,"freq_skew":0.760541,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CACDF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"autotune_freq","value":{"freq_mhz":136.975006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["1091FA"]},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042554,"usec":495485},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712388,"noise_level":-29.520044,"freq_skew":1.783105,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042555,"usec":244663},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255345,"noise_level":-29.238754,"freq_skew":2.135700,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042555,"usec":246333},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851347,"noise_level":-29.113846,"freq_skew":1.851657,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"NT5483","msg_num":"M57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042555,"usec":248741},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732415,"noise_level":-28.941936,"freq_skew":2.079576,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":31,"dst_ref":8259,"variable_part_params":[{"name":"checksum","value":[104,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042556,"usec":6166},"freq":136975000,"burst_len_octets":249,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.191317,"noise_level":-28.821198,"freq_skew":0.602467,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"RA","blk_id":"P","ack":"!","msg_text":"QUGTWNTXA~1 WEATHER\r\nSA 26/19:08\r\nGCXO 261900Z 27014KT 240V300 9000 FEW005\r\n  BKN100 21/19 Q1020\r\n  NOSIG\r\nTAF 26/14:29\r\nGCXO 261400Z 2615/2715 31008KT 9000\r\n  BKN120 TX26/2714Z\r\n  TN20/2707Z PROB30\r\n  TEMPO 2615/2618 31015G25KT PROB30\r\n  TEMPO 2703/2709 3000 BCFG BKN002\r\n  PROB30\r\n  TEMPO 2710/2715 12010KT\r\nSA 26/19:08\r\nGCRR 261900Z VRB02KT CAVOK 25/19 Q1017\r\nTAF 26/14:29\r\nGCRR 261400Z 2615/2715 10005KT CAVOK\r\n  TX28/2714Z TN23/2701Z\r\n  TEMPO 2618/2710 36010KT PROB40\r\n  TEMPO 2711/2715 08015KT\r\nSA 26/19:08\r\nGCLP 261900Z 03004KT 8000 NSC 25/21\r\n  Q1016 NOSIG\r\nTAF 26/14:29\r\nGCLP 261400Z 2615/2715 17007KT CAVOK\r\n  TX27/2714Z TN24/2707Z\r\n  BECMG 2615/2618 36014KT PROB30\r\n  TEMPO 2711/2715 02016G26KT\r\nSA 26/19:08\r\nGCFV 261900Z 04003KT CAVOK 24/21 Q1017\r\nTAF 26/14:29\r\nGCFV 261400Z 2615/2715 06006KT CAVOK\r\n  TX25/2714Z TN23/2700Z\r\n  PROB30\r\n  TEMPO 2618/2709 34010KT\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042556,"usec":7060},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689322,"noise_level":-28.773365,"freq_skew":1.894402,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":639,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042556,"usec":10283},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058622,"noise_level":-28.538086,"freq_skew":-2.031112,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":261,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042556,"usec":11133},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140498,"noise_level":-29.038265,"freq_skew":2.343013,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4695,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[231,210]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042556,"usec":13560},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143902,"noise_level":-28.867832,"freq_skew":0.808712,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":59423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042556,"usec":769249},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.891021,"noise_level":-28.724363,"freq_skew":0.612699,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46016,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[203,91,159,131]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042556,"usec":773101},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560378,"noise_level":-28.444340,"freq_skew":2.001370,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042556,"usec":773929},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639591,"noise_level":-28.967688,"freq_skew":1.688318,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"3","ack":"P","flight":"NT5483","msg_num":"M58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042557,"usec":530873},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493567,"noise_level":-28.870674,"freq_skew":2.738600,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3131,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042557,"usec":532030},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739697,"noise_level":-28.774734,"freq_skew":1.150137,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28490,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[6,196,227,94]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28490,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[208,43,114,203]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042557,"usec":536888},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566864,"noise_level":-28.562664,"freq_skew":-1.954335,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042557,"usec":538489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407523,"noise_level":-28.751677,"freq_skew":0.739319,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042559,"usec":55490},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693973,"noise_level":-28.065937,"freq_skew":1.253804,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042559,"usec":56543},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937740,"noise_level":-28.000233,"freq_skew":2.956992,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042559,"usec":57410},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164219,"noise_level":-28.957102,"freq_skew":0.713349,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":59423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042559,"usec":811237},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936082,"noise_level":-28.961262,"freq_skew":-0.110309,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"4","ack":"U","flight":"IB07RA","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042559,"usec":822151},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.042474,"noise_level":-28.603180,"freq_skew":0.693400,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042560,"usec":580124},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795535,"noise_level":-28.368259,"freq_skew":-0.333541,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042561,"usec":334662},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.556178,"noise_level":-28.232742,"freq_skew":-0.106459,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[37,94,17,92]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042561,"usec":334825},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925331,"noise_level":-28.232742,"freq_skew":0.039728,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8354,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[222,192,139,41]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042561,"usec":335402},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775610,"noise_level":-28.188036,"freq_skew":0.151493,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042561,"usec":335835},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695777,"noise_level":-28.165770,"freq_skew":-0.263264,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":66,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042561,"usec":338119},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.301144,"noise_level":-28.836538,"freq_skew":2.047137,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[248,31,239,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042561,"usec":339554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.154872,"noise_level":-28.740974,"freq_skew":0.853011,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,38,52,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042561,"usec":341223},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588916,"noise_level":-28.622974,"freq_skew":1.096311,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610192055\r\n 343137460A10760A115BCG3A-L200-0002\r\n-3000 370140017417366 339 343 319 321\r\n-2500 370160017417366 339 343 319 320\r\n-2000 370170017417366 339 343 320 319\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":103135},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589830,"noise_level":-28.506557,"freq_skew":1.238115,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":471,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28490,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[158,75,147,85]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":106463},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795343,"noise_level":-28.255798,"freq_skew":1.705451,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":107658},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874471,"noise_level":-28.255798,"freq_skew":1.143228,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8473,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[246,11,156,133]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":109840},"freq":136975000,"burst_len_octets":28,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593544,"noise_level":-28.122009,"freq_skew":-0.269450,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":109840},"freq":136975000,"burst_len_octets":28,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.593544,"noise_level":-28.122009,"freq_skew":-0.269450,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":2,"unknown_proto":{"data":[96,129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":112171},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159213,"noise_level":-28.099915,"freq_skew":0.809766,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":59423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":857059},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058615,"noise_level":-28.012075,"freq_skew":1.178196,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":65,"dst_ref":28490,"variable_part_params":[{"name":"atn_checksum","value":[63,142,103,60]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":863215},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688379,"noise_level":-27.669350,"freq_skew":1.351380,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":474,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[0,95,10,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":864953},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814184,"noise_level":-27.544231,"freq_skew":-0.239764,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042562,"usec":864953},"freq":136975000,"burst_len_octets":103,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.814184,"noise_level":-27.544231,"freq_skew":-0.239764,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":63049,"dst_ref":28621,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[5,77,13,206]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042563,"usec":626142},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503265,"noise_level":-27.441330,"freq_skew":-1.495019,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042563,"usec":626740},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599269,"noise_level":-27.400509,"freq_skew":0.678420,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042563,"usec":632827},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473755,"noise_level":-27.159521,"freq_skew":1.192871,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370150017417366 339 344 320 322\r\n-1000 370120017517266 339 343 320 320\r\n-0500 370100017517266 341 344 320 320\r\n 5500 370090017417266 340 345 320 322\r\n+0500 370120017517366 341 343 320 320\r\n+1000 3701500"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042563,"usec":634680},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063380,"noise_level":-27.100306,"freq_skew":1.335864,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":475,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[85,44,60,94]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8473,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[165,180,164,123]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042564,"usec":392257},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685259,"noise_level":-26.867399,"freq_skew":-0.149203,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042564,"usec":392564},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712766,"noise_level":-26.848269,"freq_skew":-0.266720,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":66,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042564,"usec":393014},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837757,"noise_level":-26.829182,"freq_skew":0.073012,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042564,"usec":394402},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.262568,"noise_level":-26.753246,"freq_skew":1.837959,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[248,31,239,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042564,"usec":396235},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.116468,"noise_level":-26.659252,"freq_skew":-0.276748,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":143688},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.917074,"noise_level":-26.510946,"freq_skew":0.860847,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,38,52,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":145668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911365,"noise_level":-26.401356,"freq_skew":1.430676,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":148536},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399872,"noise_level":-26.239517,"freq_skew":1.227202,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"C","sublabel":"DF","msg_text":"17517366 341 345 321 322\r\n+1500 370160017417366 340 346 322 323\r\n+2000 370170017517366 341 345 321 322\r\n+2500 370160017517366 341 344 322 323\r\n+3000 370160017517366 341 346 322 323\r\n+3500 370160017517366 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":911815},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177477,"noise_level":-26.133278,"freq_skew":0.036022,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":911938},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597977,"noise_level":-26.133278,"freq_skew":1.988266,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":912940},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600839,"noise_level":-26.932499,"freq_skew":-3.472622,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63942,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[14,192,176,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":913424},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.068871,"noise_level":-26.913225,"freq_skew":0.730832,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":913717},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345033,"noise_level":-27.484375,"freq_skew":-0.010362,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":710,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[44,54,113,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":916927},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774354,"noise_level":-27.361877,"freq_skew":-0.063284,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28411,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[172,151]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":917175},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566788,"noise_level":-27.361877,"freq_skew":2.093597,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"EC47NL","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":917175},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.566788,"noise_level":-27.361877,"freq_skew":2.093597,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,49,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042565,"usec":918676},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210003,"noise_level":-28.207462,"freq_skew":0.812604,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042566,"usec":676908},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297056,"noise_level":-28.400572,"freq_skew":0.820402,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23,"credit":10,"rseq":8,"variable_part_params":[{"name":"checksum","value":[243,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042566,"usec":677729},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.040294,"noise_level":-28.354996,"freq_skew":0.806450,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46041,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28411,"dst_ref":23,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[161,12]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042566,"usec":684904},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198442,"noise_level":-28.720665,"freq_skew":0.701188,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042566,"usec":685369},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728504,"noise_level":-28.696993,"freq_skew":-0.195550,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8435,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[211,215]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":44}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042567,"usec":432024},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865689,"noise_level":-28.486788,"freq_skew":2.228465,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042567,"usec":433044},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603936,"noise_level":-29.130085,"freq_skew":1.047018,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"D","sublabel":"DF","msg_text":"1 344 323 323\r\n+4000 370140017517366 342 346 321 322\r\n+4500 370110017517366 342 345 322 323\r\n+5000 370080017417366 341 346 321 323\r\n+5500 370070017417266 340 344 321 322\r\n+6000 370090017317166 340 342 320 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042567,"usec":434700},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.021420,"noise_level":-29.006720,"freq_skew":0.571320,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[231,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042567,"usec":435806},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279895,"noise_level":-28.957859,"freq_skew":0.588724,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61596,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":24,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[37,90]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":46}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042567,"usec":437071},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.453162,"noise_level":-29.280972,"freq_skew":1.960312,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042568,"usec":196944},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822318,"noise_level":-29.155460,"freq_skew":0.061803,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":23,"dst_ref":28411,"variable_part_params":[{"name":"checksum","value":[16,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042568,"usec":197680},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542074,"noise_level":-29.626888,"freq_skew":-0.290495,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042568,"usec":204718},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196633,"noise_level":-29.893496,"freq_skew":0.661069,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042568,"usec":959224},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450161,"noise_level":-30.319483,"freq_skew":-0.076181,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042568,"usec":962477},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725666,"noise_level":-30.011549,"freq_skew":-0.293735,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[55,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042569,"usec":721119},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611243,"noise_level":-29.767479,"freq_skew":0.878553,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"E","sublabel":"DF","msg_text":"21\r\n+6500 370080017317266 338 341 320 320\r\n+7000 370100017317266 338 343 318 320\r\n+7500 370160017317166 338 339 319 319\r\n+8000 370170017317166 337 341 319 320\r\n+8500 370120017317266 339 342 318 321\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042569,"usec":721685},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131246,"noise_level":-30.003811,"freq_skew":0.839179,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":24,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,114]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":46}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042569,"usec":724018},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161448,"noise_level":-29.786711,"freq_skew":0.805125,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042569,"usec":726959},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598627,"noise_level":-29.601101,"freq_skew":-2.571171,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[219,200,37,1]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28501,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[92,171,200,10]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042570,"usec":481239},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600764,"noise_level":-29.864162,"freq_skew":2.177800,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042570,"usec":486996},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592437,"noise_level":-29.493608,"freq_skew":0.960670,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042571,"usec":250138},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535453,"noise_level":-29.416222,"freq_skew":-0.103798,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[51,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042571,"usec":250984},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446959,"noise_level":-29.365009,"freq_skew":-2.628687,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042571,"usec":254132},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458410,"noise_level":-29.817049,"freq_skew":1.107307,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"F","sublabel":"DF","msg_text":"70110017417266 339 343 320 320\r\n-30 83 84 171 1670120096611\r\n-25 83 84 171 1670120096611\r\n-20 83 84 171 1670120096611\r\n-15 83 84 171 1670120096611\r\n-10 83 84 171 1670120096611\r\n-05 83 84 171 1670120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042571,"usec":256821},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790063,"noise_level":-29.736738,"freq_skew":-2.492393,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-2.400000},"alt":26000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042571,"usec":257403},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.998507,"noise_level":-29.683607,"freq_skew":0.781410,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":7561},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074430,"noise_level":-29.269867,"freq_skew":0.913175,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":7947},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.852377,"noise_level":-30.071751,"freq_skew":-0.167187,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8435,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,198]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":8149},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875073,"noise_level":-30.044098,"freq_skew":-2.727208,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05KY","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":8149},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.875073,"noise_level":-30.044098,"freq_skew":-2.727208,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":10042},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.192058,"noise_level":-29.907148,"freq_skew":0.659484,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":11701},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188578,"noise_level":-30.290976,"freq_skew":0.832150,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":765035},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521814,"noise_level":-30.234354,"freq_skew":1.303828,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.900002,"lon":-3.700000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":765605},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861993,"noise_level":-30.255997,"freq_skew":1.382551,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"U22069","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":765752},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460605,"noise_level":-30.255997,"freq_skew":1.418358,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,95,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":767723},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186700,"noise_level":-30.519543,"freq_skew":0.821101,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042572,"usec":770708},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026999,"noise_level":-30.289341,"freq_skew":-2.562340,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042573,"usec":526826},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523957,"noise_level":-30.315588,"freq_skew":1.074037,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"G","sublabel":"DF","msg_text":" 55 83 84 171 1670120096611\r\n+05 83 84 171 1670120096611\r\n+10 83 84 171 1670120096611\r\n+15 83 84 171 1670120096611\r\n+20 83 84 171 1670120096611\r\n+25 83 83 171 1670120096611\r\n+30 83 83 171 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042573,"usec":527367},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523994,"noise_level":-30.287151,"freq_skew":0.995696,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"IB07DW","msg_num":"D29","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001428,1,1,TB000000/REP033,00,00,1/POSDMU,192245, 42.998,-  3.969,  3937,348\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042573,"usec":533158},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.228201,"noise_level":-30.920288,"freq_skew":0.934550,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2748,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[109,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042573,"usec":533351},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468680,"noise_level":-31.951672,"freq_skew":2.028080,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-6.900000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042573,"usec":533869},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339672,"noise_level":-31.917351,"freq_skew":0.802459,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042574,"usec":292134},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.959516,"noise_level":-31.815201,"freq_skew":0.688827,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042574,"usec":293766},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954191,"noise_level":-31.647570,"freq_skew":-0.172602,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042574,"usec":293875},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325138,"noise_level":-31.647570,"freq_skew":0.573600,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46055,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[164,89]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042574,"usec":296603},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696347,"noise_level":-31.887363,"freq_skew":-2.548132,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":239,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28501,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[17,249,82,124]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":22,"sec":52}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042574,"usec":300383},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.285572,"noise_level":-31.879059,"freq_skew":0.878193,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[90,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":47450},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380795,"noise_level":-32.072662,"freq_skew":1.994991,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221157","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,111,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":49549},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130663,"noise_level":-32.431015,"freq_skew":0.855559,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23221157","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":50050},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969665,"noise_level":-32.394753,"freq_skew":2.688829,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":51279},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.229080,"noise_level":-32.251198,"freq_skew":0.821647,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":52750},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441047,"noise_level":-32.109978,"freq_skew":1.934406,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FRRYR2","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":814918},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009701,"noise_level":-31.800383,"freq_skew":-2.486626,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":816148},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253784,"noise_level":-31.666250,"freq_skew":0.748303,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":816609},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465920,"noise_level":-31.633038,"freq_skew":1.118659,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 171 1670120096611\r\n+40 83 83 171 1670120096611\r\n+45 83 83 171 1670120096611\r\n+50 83 83 170 1670120096611\r\n+55 83 83 170 1670120096611\r\n+60 83 83 170 1670120096611\r\n+65 83 83 170 1670120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":816805},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.047907,"noise_level":-31.633038,"freq_skew":0.845805,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042575,"usec":819215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466469,"noise_level":-31.715136,"freq_skew":2.026585,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042576,"usec":581586},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844488,"noise_level":-32.161884,"freq_skew":-2.702293,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042576,"usec":581928},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688431,"noise_level":-32.678059,"freq_skew":1.219849,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042576,"usec":584443},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996963,"noise_level":-32.420216,"freq_skew":2.577076,"avlc":{"src":{"addr":"495218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":979,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042576,"usec":586119},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731576,"noise_level":-32.276245,"freq_skew":-2.776359,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[49,149,87,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042576,"usec":587737},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509619,"noise_level":-32.099571,"freq_skew":1.756527,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042576,"usec":588095},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138388,"noise_level":-32.064663,"freq_skew":0.706227,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042578,"usec":100419},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810681,"noise_level":-31.108940,"freq_skew":1.366735,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042578,"usec":102022},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.971107,"noise_level":-30.954285,"freq_skew":0.578564,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[90,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042579,"usec":630183},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.960926,"noise_level":-29.464808,"freq_skew":1.014969,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042579,"usec":630321},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390193,"noise_level":-29.896114,"freq_skew":1.124665,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 23 24-079100 -550ER\r\n-15 70 70 23 24-079100 -550ER\r\n-10 70 70 23 24-079200 -550ER\r\n-05 70 70 23 24-079200 -548ER\r\n 55 70 70 23 24-079200 -550ER\r\n+05 70 70 23 24-079200 -550ER\r\n+10 70 70 23 24-079200 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042580,"usec":391501},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093548,"noise_level":-29.093056,"freq_skew":0.702765,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22B","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"autotune_freq","value":{"freq_mhz":136.975006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["109AEA"]},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042581,"usec":150387},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705879,"noise_level":-28.996286,"freq_skew":0.953613,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042581,"usec":913470},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.293324,"noise_level":-29.293404,"freq_skew":2.328763,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28612,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[82,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042581,"usec":915725},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515814,"noise_level":-29.142792,"freq_skew":0.996739,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"K","sublabel":"DF","msg_text":"50ER\r\n+15 70 70 23 24-079400 -553ER\r\n+20 70 70 23 24-079500 -553ER\r\n+25 70 70 23 24-079600 -553ER\r\n+30 70 70 23 24-079700 -555ER\r\n+35 70 70 23 23-079700 -555ER\r\n+40 70 70 23 24-079800 -553ER\r\n+45 70 70 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042581,"usec":916714},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754699,"noise_level":-29.093163,"freq_skew":2.177647,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":291,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[112,52,9,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042581,"usec":917321},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790549,"noise_level":-29.068453,"freq_skew":0.780795,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":229,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[226,31]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042581,"usec":918231},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854358,"noise_level":-29.019245,"freq_skew":-3.603390,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"VY091X","msg_num":"F22","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AC,085/TS192259,2610268DE6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042582,"usec":671959},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697281,"noise_level":-28.611868,"freq_skew":1.279446,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[170,248,110,9]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8473,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[241,210,245,190]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":1}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042582,"usec":672298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330655,"noise_level":-28.588490,"freq_skew":0.841102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042582,"usec":672965},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627783,"noise_level":-29.138136,"freq_skew":2.300266,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042582,"usec":676939},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233195,"noise_level":-29.039213,"freq_skew":0.841154,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042582,"usec":677788},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.023957,"noise_level":-28.990170,"freq_skew":0.839903,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042583,"usec":441536},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123429,"noise_level":-28.399414,"freq_skew":-3.573614,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042583,"usec":441826},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648588,"noise_level":-28.399414,"freq_skew":1.237888,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079800 -555ER\r\n+50 70 70 23 23-079800 -553ER\r\n+55 70 70 23 24-079800 -555ER\r\n+60 69 70 23 23-079600 -550ER\r\n+65 69 69 23 23-079300 -548ER\r\n+70 69 69 23 24-079400 -545ER\r\n+75 69 69 23 23-079300 -545ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042584,"usec":198101},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.427651,"noise_level":-28.263414,"freq_skew":1.209261,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042584,"usec":958157},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646780,"noise_level":-27.448263,"freq_skew":1.642451,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":621,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042585,"usec":716051},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349648,"noise_level":-27.146437,"freq_skew":2.828292,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042585,"usec":716256},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439808,"noise_level":-27.126684,"freq_skew":1.008583,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D90","msg_num_seq":"M","sublabel":"DF","msg_text":" 69 69 23 23-079300 -548ER\r\n+85 69 69 23 23-079500 -548ER\r\n+90 69 69 23 23-079300 -545ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042585,"usec":716877},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614809,"noise_level":-27.087309,"freq_skew":2.958887,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[77,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042585,"usec":723227},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.260796,"noise_level":-26.854746,"freq_skew":1.211562,"avlc":{"src":{"addr":"3C6496","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042585,"usec":723783},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779430,"noise_level":-26.816586,"freq_skew":-3.511142,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":46,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,87,171,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042585,"usec":724264},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634736,"noise_level":-27.568796,"freq_skew":-3.452670,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":47,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[163,101,91,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042585,"usec":724399},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703790,"noise_level":-27.568796,"freq_skew":-3.514357,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[13,241,246,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042586,"usec":489257},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968731,"noise_level":-27.641333,"freq_skew":-3.419513,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":46,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,87,171,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042587,"usec":238494},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776706,"noise_level":-27.550880,"freq_skew":2.202537,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042587,"usec":241414},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.141462,"noise_level":-27.468397,"freq_skew":1.631830,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKK","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FR96VK","msg_num":"M10","msg_num_seq":"A","msg_text":"192305,36991,2033, 122,N 43.688 W  7.790"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042587,"usec":245706},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.035817,"noise_level":-27.265553,"freq_skew":-3.600365,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042588,"usec":6073},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638204,"noise_level":-26.950548,"freq_skew":1.364517,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[198,182,70,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042588,"usec":6856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979800,"noise_level":-26.911963,"freq_skew":1.032661,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042588,"usec":771466},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837345,"noise_level":-26.627918,"freq_skew":-0.200600,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"44","blk_id":"5","ack":"!","flight":"TP055E","msg_num":"M67","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042588,"usec":771685},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.210729,"noise_level":-26.627918,"freq_skew":1.137405,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8473,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[15,69,0,36]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":7}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042588,"usec":772139},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570489,"noise_level":-26.590736,"freq_skew":2.292722,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"FR08GY","msg_num":"M04","msg_num_seq":"A","msg_text":"/LEZL.TI2/024LEZLA7927"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042589,"usec":530332},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701963,"noise_level":-26.263083,"freq_skew":2.456495,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5033,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[181,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042589,"usec":530784},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622721,"noise_level":-27.150768,"freq_skew":0.735500,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":368,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042589,"usec":531514},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432913,"noise_level":-27.535059,"freq_skew":-3.456103,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"VY091X","msg_num":"M44","msg_num_seq":"A","msg_text":"/LEBL.TI2/040LEBLA3461"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042589,"usec":535259},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234520,"noise_level":-27.861156,"freq_skew":0.853305,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46089,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":9,"variable_part_params":[{"name":"checksum","value":[182,62]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042589,"usec":536663},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827173,"noise_level":-28.418205,"freq_skew":1.161733,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042589,"usec":537813},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550453,"noise_level":-28.349792,"freq_skew":2.611949,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042590,"usec":288752},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373438,"noise_level":-28.214560,"freq_skew":0.851715,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042590,"usec":289532},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461704,"noise_level":-28.169947,"freq_skew":0.643459,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61621,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042590,"usec":289610},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476434,"noise_level":-28.169947,"freq_skew":3.343515,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":716,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042590,"usec":291086},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759912,"noise_level":-29.222839,"freq_skew":1.640198,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042590,"usec":291583},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675059,"noise_level":-29.197760,"freq_skew":-0.376880,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042590,"usec":291794},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060027,"noise_level":-29.172752,"freq_skew":-0.216942,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042590,"usec":294352},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642135,"noise_level":-29.172752,"freq_skew":1.336616,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[30,152,105,248]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042590,"usec":298112},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307884,"noise_level":-28.902317,"freq_skew":2.412544,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":51405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246169,"noise_level":-28.758280,"freq_skew":0.642019,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":51821},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244972,"noise_level":-29.342573,"freq_skew":2.135398,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"_d","blk_id":"9","ack":"G","flight":"FR08GY","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":52675},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436014,"noise_level":-30.273903,"freq_skew":0.608067,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":53314},"freq":136975000,"burst_len_octets":266,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177655,"noise_level":-30.217392,"freq_skew":0.608965,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MGY","mode":"2","label":"A9","blk_id":"J","ack":"!","msg_text":"/MADAAYA.TI2/LEBL ATIS ARR O 1920Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 24R AND FOR DEP 24L\r\nTRL FL070\r\nHIGH INTST RWY OPS IN FORCE\r\nWIND 250 DEG 3 KT VRB BTN 210 AND 280\r\nDEG .\r\nVIS 10 KM OR MORE CLD FEW 1500 FT\r\nT19 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":53314},"freq":136975000,"burst_len_octets":266,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.177655,"noise_level":-30.217392,"freq_skew":0.608965,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":56804},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803759,"noise_level":-29.967552,"freq_skew":3.079645,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":815593},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821671,"noise_level":-30.237431,"freq_skew":-3.662352,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"_d","blk_id":"6","ack":"J","flight":"VY091X","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":823230},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.861204,"noise_level":-29.637611,"freq_skew":2.487489,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042591,"usec":825485},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305796,"noise_level":-29.585079,"freq_skew":0.572723,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042592,"usec":583351},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419118,"noise_level":-29.828705,"freq_skew":2.103281,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.200000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042592,"usec":583842},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909389,"noise_level":-29.828705,"freq_skew":0.711861,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[35,27,129,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042592,"usec":584102},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160484,"noise_level":-30.707458,"freq_skew":-0.231082,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJI","mode":"2","label":"_d","blk_id":"6","ack":"J","flight":"TP055E","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042592,"usec":584397},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251159,"noise_level":-30.677711,"freq_skew":0.660935,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"A9","blk_id":"K","ack":"!","msg_text":"/MADAAYA.TI2/LEBL ATIS ARR O 1920Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 24R AND FOR DEP 24L\r\nTRL FL070\r\nHIGH INTST RWY OPS IN FORCE\r\nWIND 250 DEG 3 KT VRB BTN 210 AND 280\r\nDEG .\r\nVIS 10 KM OR MORE CLD FEW 1500 FT\r\nT19 DP17\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR O\r\nD38B\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042593,"usec":336650},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888943,"noise_level":-30.559732,"freq_skew":-3.397578,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"_d","blk_id":"7","ack":"K","flight":"VY091X","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042593,"usec":338109},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698288,"noise_level":-30.414476,"freq_skew":0.482179,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[169,241,89,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042593,"usec":339699},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835124,"noise_level":-30.299995,"freq_skew":1.254630,"avlc":{"src":{"addr":"406319","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8473,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[30,152,105,248]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042593,"usec":339892},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495605,"noise_level":-30.271610,"freq_skew":2.146681,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IUC","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"EC45DT","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042593,"usec":339892},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.495605,"noise_level":-30.271610,"freq_skew":2.146681,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21002045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,4,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042593,"usec":342907},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520483,"noise_level":-30.047802,"freq_skew":-0.041748,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042593,"usec":343477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560688,"noise_level":-30.020227,"freq_skew":0.848569,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042594,"usec":105106},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739620,"noise_level":-30.660095,"freq_skew":-1.049358,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":163,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28463,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[38,170,234,172]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28463,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[42,119,50,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042594,"usec":107898},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541314,"noise_level":-30.426186,"freq_skew":0.846557,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042594,"usec":108135},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.947779,"noise_level":-30.426186,"freq_skew":0.616904,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042594,"usec":110744},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334959,"noise_level":-30.891655,"freq_skew":0.214263,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042594,"usec":864069},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007977,"noise_level":-30.681168,"freq_skew":-1.416087,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":632,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042594,"usec":864796},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419075,"noise_level":-30.621956,"freq_skew":2.093197,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":292,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[186,196,64,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042594,"usec":865644},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279624,"noise_level":-30.563143,"freq_skew":0.713103,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":60539,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042594,"usec":869178},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.277413,"noise_level":-30.378950,"freq_skew":2.644787,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042595,"usec":625192},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880343,"noise_level":-30.013742,"freq_skew":1.568997,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":2214,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042595,"usec":625977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345866,"noise_level":-29.931601,"freq_skew":-1.464267,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042595,"usec":626997},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483280,"noise_level":-29.850227,"freq_skew":-1.071749,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042595,"usec":631879},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.896166,"noise_level":-29.689735,"freq_skew":3.013232,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042595,"usec":634349},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565279,"noise_level":-29.480257,"freq_skew":1.925243,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2502,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042596,"usec":389303},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459320,"noise_level":-29.150274,"freq_skew":2.109819,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IUC","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"EC45DT","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042596,"usec":389541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910718,"noise_level":-29.981421,"freq_skew":1.504783,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042596,"usec":395256},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584305,"noise_level":-29.845448,"freq_skew":2.181958,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21002045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,4,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042596,"usec":395871},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341178,"noise_level":-29.818506,"freq_skew":0.655914,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042597,"usec":157175},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738980,"noise_level":-29.145861,"freq_skew":-1.187227,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":164,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28463,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,195,11,55]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042597,"usec":905595},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521256,"noise_level":-28.948956,"freq_skew":-1.015105,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":165,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8483,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[195,225,205,214]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042597,"usec":909247},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892948,"noise_level":-28.808956,"freq_skew":2.234851,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042597,"usec":910698},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648772,"noise_level":-29.456749,"freq_skew":0.768226,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":820,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042597,"usec":910903},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096264,"noise_level":-29.456749,"freq_skew":-1.022847,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":166,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":54,"dst_ref":28463,"variable_part_params":[{"name":"atn_checksum","value":[126,236,233,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042597,"usec":912593},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842566,"noise_level":-29.328690,"freq_skew":-1.131457,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042597,"usec":914058},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770865,"noise_level":-29.227583,"freq_skew":-1.183306,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":167,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[240,230,27,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042598,"usec":671543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.908352,"noise_level":-29.152519,"freq_skew":1.003487,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042598,"usec":679357},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550906,"noise_level":-29.565294,"freq_skew":0.694020,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042598,"usec":679911},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966020,"noise_level":-29.539206,"freq_skew":-1.154567,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[70,179,77,18]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8483,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[1,137,219,169]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042599,"usec":432651},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.039441,"noise_level":-29.384308,"freq_skew":0.590732,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042599,"usec":434335},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246979,"noise_level":-29.257305,"freq_skew":3.017559,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[71,250]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":195367},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227919,"noise_level":-28.887070,"freq_skew":2.021315,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-3.500000},"alt":25000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":196219},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336379,"noise_level":-29.445412,"freq_skew":-1.208411,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":196554},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869290,"noise_level":-29.806271,"freq_skew":0.091456,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":711,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44725,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[134,209,240,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":196811},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209357,"noise_level":-29.779451,"freq_skew":0.665228,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":201362},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113502,"noise_level":-29.515715,"freq_skew":1.683892,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"VY3158","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":202825},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355974,"noise_level":-29.412420,"freq_skew":2.037782,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":957797},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.981934,"noise_level":-29.285007,"freq_skew":0.646799,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":958021},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642399,"noise_level":-29.259748,"freq_skew":-3.533525,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[87,186,64,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":959656},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561687,"noise_level":-29.134541,"freq_skew":3.045105,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGSS"},{"name":"ac_location","value":{"loc":{"lat":40.500000,"lon":-7.600000},"alt":0}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":959841},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497710,"noise_level":-29.134541,"freq_skew":0.838701,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":961979},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080026,"noise_level":-29.053566,"freq_skew":0.841636,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[253,68,103,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":962263},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620104,"noise_level":-29.053566,"freq_skew":3.187033,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20077575","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,88,83,0,64,127,125,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042600,"usec":963897},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124263,"noise_level":-29.667126,"freq_skew":2.029502,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"SA","blk_id":"8","ack":"!","flight":"VY3158","msg_num":"S61","msg_num_seq":"A","msg_text":"0EV192319V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":23,"sec":19}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042601,"usec":718170},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771824,"noise_level":-29.593891,"freq_skew":2.894284,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZDC","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"LS06LX","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042601,"usec":720166},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801310,"noise_level":-29.412317,"freq_skew":-3.695602,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042601,"usec":723869},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910934,"noise_level":-29.209347,"freq_skew":1.931368,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042601,"usec":724449},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296604,"noise_level":-29.209347,"freq_skew":0.814221,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042603,"usec":243011},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686855,"noise_level":-28.060059,"freq_skew":1.961221,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042604,"usec":12048},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288667,"noise_level":-27.404381,"freq_skew":1.958877,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"SA","blk_id":"8","ack":"!","flight":"VY3158","msg_num":"S61","msg_num_seq":"A","msg_text":"0EV192319V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":23,"sec":19}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042604,"usec":13815},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910724,"noise_level":-27.972515,"freq_skew":3.107702,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042604,"usec":773305},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362608,"noise_level":-28.051476,"freq_skew":2.207978,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042604,"usec":774430},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556436,"noise_level":-28.914774,"freq_skew":0.636675,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042604,"usec":775620},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381945,"noise_level":-29.621317,"freq_skew":0.719103,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042604,"usec":777578},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796249,"noise_level":-29.621317,"freq_skew":-0.314837,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042604,"usec":777654},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.687286,"noise_level":-30.791189,"freq_skew":2.128324,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"FR2444","msg_num":"M15","msg_num_seq":"A","msg_text":"192322,37002,2029, 127,N 41.907 W  4.282"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042605,"usec":528298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744274,"noise_level":-30.237568,"freq_skew":0.788497,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042605,"usec":531868},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528731,"noise_level":-29.959772,"freq_skew":0.789166,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042605,"usec":532311},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498986,"noise_level":-30.191513,"freq_skew":1.961630,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042605,"usec":532922},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706803,"noise_level":-30.970079,"freq_skew":1.381386,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":140,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[207,64,8,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042605,"usec":534822},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319345,"noise_level":-31.000229,"freq_skew":0.805035,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042606,"usec":297062},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376085,"noise_level":-30.775126,"freq_skew":0.686399,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46127,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[162,170,207,211]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042606,"usec":299318},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277459,"noise_level":-30.567413,"freq_skew":0.777914,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[138,153]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":20,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":25}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"VULPE"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":53525},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.048527,"noise_level":-30.364550,"freq_skew":0.766036,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":54271},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829436,"noise_level":-30.307449,"freq_skew":0.619326,"avlc":{"src":{"addr":"4D2219","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28489,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[149,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":54523},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.529119,"noise_level":-30.279037,"freq_skew":1.831573,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":55702},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393758,"noise_level":-30.417051,"freq_skew":2.008854,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGGW"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-7.300000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":55702},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.393758,"noise_level":-30.417051,"freq_skew":2.008854,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"U263WG","msg_num":"S03","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":55702},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.393758,"noise_level":-30.417051,"freq_skew":2.008854,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20072265","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,116,181,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":56189},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413425,"noise_level":-30.388281,"freq_skew":1.265050,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":56569},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435048,"noise_level":-30.359604,"freq_skew":-0.986505,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"EBCI"},{"name":"ac_location","value":{"loc":{"lat":39.100002,"lon":-5.000000},"alt":28000}},{"name":"alternate_ground_stations","value":["1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":56794},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083967,"noise_level":-30.359604,"freq_skew":0.754322,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20072265","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":58683},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600488,"noise_level":-30.390965,"freq_skew":1.318281,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":20,"variable_part_params":[{"name":"checksum","value":[125,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":816214},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143433,"noise_level":-30.258038,"freq_skew":0.832405,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":816316},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720166,"noise_level":-30.258038,"freq_skew":1.401976,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28327,"sseq":18,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[137,86]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":18,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":25}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":816662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730302,"noise_level":-30.229788,"freq_skew":1.579281,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":817354},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.098236,"noise_level":-30.173565,"freq_skew":2.242578,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":817464},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617874,"noise_level":-30.173565,"freq_skew":0.727773,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":820092},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.172421,"noise_level":-29.952238,"freq_skew":0.714585,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46132,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":19,"variable_part_params":[{"name":"checksum","value":[242,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042607,"usec":821024},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519198,"noise_level":-30.714876,"freq_skew":-0.950841,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221402","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,35,2,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042608,"usec":574827},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.003519,"noise_level":-30.537754,"freq_skew":0.576390,"avlc":{"src":{"addr":"4D2219","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042608,"usec":575425},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.370619,"noise_level":-30.479506,"freq_skew":0.678668,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR12MA","msg_num":"D28","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_        EDDNLPFR 64\r\n 41445  -47981922036998-56-205042X2020;0120160000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042608,"usec":576171},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103645,"noise_level":-30.542130,"freq_skew":0.716488,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":60915,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042608,"usec":576353},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645207,"noise_level":-30.542130,"freq_skew":2.325065,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042608,"usec":576894},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347198,"noise_level":-30.667868,"freq_skew":-1.091203,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUD","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FR04VU","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042608,"usec":577212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408425,"noise_level":-30.638256,"freq_skew":3.119841,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042608,"usec":580649},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575599,"noise_level":-30.942162,"freq_skew":2.596630,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042609,"usec":341031},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684014,"noise_level":-30.611771,"freq_skew":1.194579,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042609,"usec":343084},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557566,"noise_level":-30.436716,"freq_skew":0.783141,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042609,"usec":343573},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744527,"noise_level":-31.080000,"freq_skew":-0.888210,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042609,"usec":347362},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837894,"noise_level":-30.774403,"freq_skew":2.043317,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":94997},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722952,"noise_level":-31.282740,"freq_skew":0.127983,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":495,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[55,101,235,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":96439},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404282,"noise_level":-31.124990,"freq_skew":0.678565,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":102847},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544832,"noise_level":-30.727764,"freq_skew":1.976597,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,69,74,85,0,68,6,37,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":827,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":78,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[108,237]},{"name":"atn_checksum","value":[238,116,76,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":103106},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.237215,"noise_level":-31.838326,"freq_skew":2.533756,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":864784},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.245692,"noise_level":-31.279678,"freq_skew":0.651270,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":865284},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174420,"noise_level":-32.375099,"freq_skew":2.007205,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":828,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28626,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[156,31,14,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":867708},"freq":136975000,"burst_len_octets":110,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583811,"noise_level":-32.536797,"freq_skew":1.767195,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":829,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28626,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[250,168,228,121]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,4458021,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"EJU92BG","long_tsap":{"rdp":[65,69,74,85,0],"short_tsap":{"ars":[68,6,37],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,69,74,85,0],"short_tsap":{"ars":[68,6,37],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LEAL","destination_airport":"EGGP"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":868487},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579940,"noise_level":-33.437389,"freq_skew":-1.083640,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042610,"usec":875550},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223530,"noise_level":-33.275696,"freq_skew":2.371275,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4986,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[173,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042611,"usec":622180},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479201,"noise_level":-32.961067,"freq_skew":3.073793,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042611,"usec":623699},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006083,"noise_level":-32.770061,"freq_skew":0.053527,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44721,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,89,207,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042611,"usec":624062},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729904,"noise_level":-32.732357,"freq_skew":2.135829,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4987,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28539,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[120,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042611,"usec":628451},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677479,"noise_level":-33.075439,"freq_skew":-3.417173,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28472,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[165,183,215,159]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28472,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[171,234,120,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042612,"usec":385549},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737364,"noise_level":-32.843735,"freq_skew":1.742199,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042612,"usec":386611},"freq":136975000,"burst_len_octets":70,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682311,"noise_level":-33.684792,"freq_skew":1.807912,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":830,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28626,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[16,190,9,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042612,"usec":386611},"freq":136975000,"burst_len_octets":70,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.682311,"noise_level":-33.684792,"freq_skew":1.807912,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":831,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":78,"dst_ref":28626,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[59,46,46,99]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042612,"usec":392261},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196810,"noise_level":-33.037800,"freq_skew":0.591386,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":142432},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986636,"noise_level":-32.693993,"freq_skew":1.752330,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":142432},"freq":136975000,"burst_len_octets":29,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.986636,"noise_level":-32.693993,"freq_skew":1.752330,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225,1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":143285},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633204,"noise_level":-32.665344,"freq_skew":2.205447,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":144249},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745177,"noise_level":-32.591003,"freq_skew":1.246552,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28327,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[207,143]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":19,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":146220},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375260,"noise_level":-32.407879,"freq_skew":0.675613,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3337,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[124,78,83,217]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.755000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":146724},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665950,"noise_level":-33.267197,"freq_skew":-0.080984,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":495,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[55,101,235,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":148099},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532754,"noise_level":-33.187542,"freq_skew":-3.612574,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":149080},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164299,"noise_level":-33.108612,"freq_skew":0.560646,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46157,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":11,"rseq":20,"variable_part_params":[{"name":"checksum","value":[238,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":908082},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432243,"noise_level":-32.914368,"freq_skew":2.052092,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":832,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":79,"dst_ref":28628,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[148,125,172,0]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":909890},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.291599,"noise_level":-33.531532,"freq_skew":-2.939715,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[11,104,53,48]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":911298},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.457898,"noise_level":-34.084251,"freq_skew":-3.219107,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":362,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28444,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[69,196,207,243]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":913254},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397592,"noise_level":-34.709267,"freq_skew":0.653534,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042613,"usec":915155},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374518,"noise_level":-34.384750,"freq_skew":0.752849,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46160,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[206,0,125,251]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042614,"usec":680294},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769059,"noise_level":-34.249302,"freq_skew":1.731282,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[190,85,75,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042614,"usec":680734},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808909,"noise_level":-34.863155,"freq_skew":1.168606,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042614,"usec":681536},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399921,"noise_level":-34.767525,"freq_skew":0.836654,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46162,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":13,"sseq":20,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[191,207]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":21,"msg_ref":19,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042614,"usec":686119},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.679536,"noise_level":-34.170326,"freq_skew":-2.924625,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042615,"usec":431662},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049479,"noise_level":-33.720798,"freq_skew":1.920929,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042615,"usec":431853},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206412,"noise_level":-34.779900,"freq_skew":0.610598,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042615,"usec":432456},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718171,"noise_level":-34.685173,"freq_skew":3.157943,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042615,"usec":437009},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399035,"noise_level":-34.452782,"freq_skew":1.353096,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":21,"variable_part_params":[{"name":"checksum","value":[121,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042615,"usec":438482},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515214,"noise_level":-34.226448,"freq_skew":1.820017,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":834,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[84,35,9,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042615,"usec":439314},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127942,"noise_level":-34.137539,"freq_skew":0.588876,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042616,"usec":201051},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304828,"noise_level":-33.580811,"freq_skew":0.584305,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042616,"usec":205052},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734197,"noise_level":-33.241154,"freq_skew":-3.313491,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28472,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[152,253,0,0]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042616,"usec":964485},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428980,"noise_level":-33.122295,"freq_skew":1.741673,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042616,"usec":965912},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771800,"noise_level":-32.927750,"freq_skew":-3.643841,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63942,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[58,123,234,71]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042616,"usec":966239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679145,"noise_level":-32.889359,"freq_skew":1.748757,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042616,"usec":971362},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176646,"noise_level":-32.405121,"freq_skew":0.877961,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042617,"usec":715189},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595276,"noise_level":-32.918255,"freq_skew":-3.444003,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":446,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":65,"dst_ref":28472,"variable_part_params":[{"name":"atn_checksum","value":[206,60,248,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042617,"usec":716694},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540895,"noise_level":-32.728176,"freq_skew":1.793631,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[169,239,59,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042617,"usec":725326},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572686,"noise_level":-32.917229,"freq_skew":-1.996975,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"TP0835","msg_num":"F18","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS192336,102626/DTLPPT,20O,84,200236,116/FNTAP835A20A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042618,"usec":484875},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574799,"noise_level":-32.917229,"freq_skew":0.667380,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28381,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[161,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042618,"usec":484991},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273695,"noise_level":-32.878883,"freq_skew":0.640194,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042618,"usec":486251},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777677,"noise_level":-32.727173,"freq_skew":-3.669381,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63942,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[249,21,146,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042618,"usec":486623},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820964,"noise_level":-32.727173,"freq_skew":-2.571857,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042618,"usec":488352},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758233,"noise_level":-32.504463,"freq_skew":2.442631,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28539,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[241,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042618,"usec":488482},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.964107,"noise_level":-32.504463,"freq_skew":0.825668,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46178,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":1,"credit":10,"rseq":8,"variable_part_params":[{"name":"checksum","value":[45,225]},{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042618,"usec":490334},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140688,"noise_level":-32.341251,"freq_skew":0.603837,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,119]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042619,"usec":245347},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622501,"noise_level":-31.817871,"freq_skew":-1.108238,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":767,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":19,"variable_part_params":[{"name":"atn_checksum","value":[177,20,168,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042619,"usec":250551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.079859,"noise_level":-32.027859,"freq_skew":-1.827720,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042619,"usec":250783},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514346,"noise_level":-32.027859,"freq_skew":1.431773,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":5810},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579038,"noise_level":-31.730040,"freq_skew":1.581272,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[68,121,57,128]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8399,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[37,246,20,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":11137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080627,"noise_level":-32.027699,"freq_skew":0.904229,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":11303},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511049,"noise_level":-32.027699,"freq_skew":2.239758,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":11480},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484662,"noise_level":-32.381557,"freq_skew":1.987414,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,64,149,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":764406},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.941526,"noise_level":-32.202751,"freq_skew":0.771228,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46189,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[214,184]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":39}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.240000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":764571},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687104,"noise_level":-32.202751,"freq_skew":1.893617,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[169,239,59,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":766074},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113348,"noise_level":-33.081100,"freq_skew":0.662695,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[173,89,147,139]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":767528},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.963555,"noise_level":-32.887463,"freq_skew":2.314801,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4989,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[162,61]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":768564},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489382,"noise_level":-33.356422,"freq_skew":-0.028784,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":712,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042620,"usec":770545},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195394,"noise_level":-33.117207,"freq_skew":0.847531,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042621,"usec":534594},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388853,"noise_level":-33.043221,"freq_skew":0.442258,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4019,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[206,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042621,"usec":534734},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494938,"noise_level":-33.043221,"freq_skew":2.047054,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042621,"usec":535438},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823826,"noise_level":-32.965588,"freq_skew":2.388374,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["129F1A","1199BA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042621,"usec":537376},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295561,"noise_level":-32.736759,"freq_skew":0.718222,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,119]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042621,"usec":539799},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667454,"noise_level":-32.477196,"freq_skew":0.387407,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28425,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[168,119]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042622,"usec":289792},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198501,"noise_level":-32.049519,"freq_skew":-2.970744,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28444,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,103,43,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":41}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042622,"usec":293907},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387234,"noise_level":-32.708286,"freq_skew":0.800555,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042622,"usec":294074},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502657,"noise_level":-32.708286,"freq_skew":0.618045,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[36,204,175,166]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":50097},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697445,"noise_level":-32.559502,"freq_skew":1.572204,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[68,121,57,128]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8399,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[37,246,20,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":51915},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527298,"noise_level":-32.377029,"freq_skew":-1.108365,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":54550},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344504,"noise_level":-32.967186,"freq_skew":0.386518,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4019,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28425,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[206,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":54797},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572669,"noise_level":-32.928619,"freq_skew":1.603791,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":56256},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060556,"noise_level":-32.776047,"freq_skew":-3.016921,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":810395},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276832,"noise_level":-33.659981,"freq_skew":0.578881,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3337,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[210,189,61,100]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":810767},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453787,"noise_level":-33.618217,"freq_skew":0.893871,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[207,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":811322},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538575,"noise_level":-33.576660,"freq_skew":-0.134385,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":813148},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.577708,"noise_level":-33.331383,"freq_skew":-2.959641,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":813379},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341830,"noise_level":-34.231216,"freq_skew":1.769886,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[169,239,59,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":813633},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446583,"noise_level":-34.231216,"freq_skew":0.099265,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":42,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[101,61,61,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042623,"usec":816151},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463293,"noise_level":-34.403183,"freq_skew":1.381339,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8399,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[112,88,87,211]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":42}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042624,"usec":580352},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831039,"noise_level":-33.872513,"freq_skew":0.852876,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042624,"usec":581875},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948157,"noise_level":-33.935539,"freq_skew":0.516068,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042624,"usec":583769},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451680,"noise_level":-33.680069,"freq_skew":1.594699,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042624,"usec":585589},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221644,"noise_level":-33.472771,"freq_skew":1.573176,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225,1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042624,"usec":586380},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481453,"noise_level":-33.350723,"freq_skew":-0.044361,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042625,"usec":341103},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.968742,"noise_level":-33.691643,"freq_skew":-3.070617,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042625,"usec":345866},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599847,"noise_level":-33.895691,"freq_skew":1.692171,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[14,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042625,"usec":346848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964435,"noise_level":-33.767601,"freq_skew":1.665020,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042625,"usec":347327},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396543,"noise_level":-33.725323,"freq_skew":0.597778,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":97448},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626314,"noise_level":-33.558231,"freq_skew":1.813002,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,232]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":100029},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845287,"noise_level":-33.233391,"freq_skew":0.223463,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":462,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":101069},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130594,"noise_level":-33.114639,"freq_skew":0.797414,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":101706},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268007,"noise_level":-33.133350,"freq_skew":0.789274,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61659,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":101951},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928349,"noise_level":-33.301273,"freq_skew":1.647134,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[183,25,52,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":103785},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768924,"noise_level":-33.142075,"freq_skew":-0.070410,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":683,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":864409},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716616,"noise_level":-33.613907,"freq_skew":0.784102,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[120,231,179,178]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[45,123,115,182]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":864575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.385470,"noise_level":-34.288620,"freq_skew":-0.059230,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":865819},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919423,"noise_level":-34.154648,"freq_skew":2.580400,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":8205,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":866550},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303208,"noise_level":-34.066471,"freq_skew":-0.973780,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4111,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":868761},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620327,"noise_level":-33.764702,"freq_skew":0.681045,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042626,"usec":869304},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959556,"noise_level":-33.764702,"freq_skew":1.858922,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":594,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44583,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[202,224,170,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042627,"usec":617826},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554633,"noise_level":-33.351025,"freq_skew":1.277681,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"5U","blk_id":"0","ack":"!","flight":"U22069","msg_num":"M16","msg_num_seq":"A","msg_text":" STN-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042627,"usec":618538},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236762,"noise_level":-33.270599,"freq_skew":0.662081,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042627,"usec":623751},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164989,"noise_level":-33.066055,"freq_skew":0.860314,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"C1","blk_id":"U","ack":"0","msg_text":".GTWDSXA 261923\r\nAGM\r\nAN G-EZTC\r\n-  SA 26/18:56\r\nEGSS 261850Z AUTO 21016KT 9999 BKN015\r\n  OVC040 16/14 Q1006\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042627,"usec":624862},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294826,"noise_level":-33.234573,"freq_skew":0.649423,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39689,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[195,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042627,"usec":626785},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683289,"noise_level":-33.115807,"freq_skew":0.545618,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042628,"usec":388384},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660072,"noise_level":-33.634079,"freq_skew":1.476739,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"1","ack":"U","flight":"U22069","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042628,"usec":389104},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545672,"noise_level":-33.551003,"freq_skew":2.917653,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"EDLV"},{"name":"ac_location","value":{"loc":{"lat":39.400002,"lon":-7.200000},"alt":38000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042628,"usec":393116},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553700,"noise_level":-33.068584,"freq_skew":0.331084,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4021,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8485,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[41,179]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042628,"usec":393617},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432165,"noise_level":-32.990719,"freq_skew":2.964413,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEV","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR3445","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042628,"usec":394498},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416493,"noise_level":-32.875221,"freq_skew":0.620565,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":151078},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595447,"noise_level":-32.761238,"freq_skew":0.166136,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":462,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":153519},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553042,"noise_level":-32.464401,"freq_skew":2.819291,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126452","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,173,42,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":156437},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584682,"noise_level":-32.177372,"freq_skew":0.813838,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":157265},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227016,"noise_level":-32.072136,"freq_skew":0.702405,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23126452","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":904932},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288336,"noise_level":-31.968155,"freq_skew":0.609459,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":905802},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534180,"noise_level":-32.584610,"freq_skew":-1.777915,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[51,223,227,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":906584},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215994,"noise_level":-32.735008,"freq_skew":0.789670,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":908050},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299663,"noise_level":-32.548855,"freq_skew":0.570583,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEV","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042629,"usec":913861},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951934,"noise_level":-32.047897,"freq_skew":2.727512,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":8205,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042630,"usec":674557},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493849,"noise_level":-31.909920,"freq_skew":0.855889,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[251,201,94,181]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042630,"usec":676170},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631658,"noise_level":-31.740473,"freq_skew":2.846340,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042630,"usec":676606},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798160,"noise_level":-31.706974,"freq_skew":1.696712,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[14,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042630,"usec":679355},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.135108,"noise_level":-31.508663,"freq_skew":2.621660,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["129F1A","1199BA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042630,"usec":680558},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688569,"noise_level":-31.411180,"freq_skew":1.775708,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,232]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042631,"usec":436207},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273721,"noise_level":-31.310108,"freq_skew":0.649884,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042631,"usec":440478},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375595,"noise_level":-31.398573,"freq_skew":0.654354,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":201028},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.359085,"noise_level":-31.081762,"freq_skew":2.552611,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22140465","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,193,53,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":205216},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357805,"noise_level":-30.716244,"freq_skew":1.465258,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"U22069","msg_num":"M17","msg_num_seq":"A","msg_text":" STN-FT"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":207075},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.330474,"noise_level":-30.597742,"freq_skew":2.628398,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RKZ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"FR168D","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":209613},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494994,"noise_level":-30.480835,"freq_skew":0.804467,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":952771},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252909,"noise_level":-30.976841,"freq_skew":0.436852,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EBC","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"FR44TX","msg_num":"M51","msg_num_seq":"A","msg_text":"192350,,2056, 137,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":953997},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179949,"noise_level":-30.885120,"freq_skew":0.604928,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":955721},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715538,"noise_level":-31.467379,"freq_skew":0.599334,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":957007},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251444,"noise_level":-31.434917,"freq_skew":0.709069,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEV","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":961384},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572982,"noise_level":-31.370354,"freq_skew":0.099671,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"IB07RA","msg_num":"D06","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243860,1,1,TB000000/REP033,00,00,1/POSDMU,192343, 42.730,-  2.552,  5697,360\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":962911},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640303,"noise_level":-31.370354,"freq_skew":0.594512,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[205,180,229,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":963756},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529488,"noise_level":-31.338253,"freq_skew":1.819016,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,232]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042632,"usec":965183},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106490,"noise_level":-31.242655,"freq_skew":0.791867,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042633,"usec":721423},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.619015,"noise_level":-30.809929,"freq_skew":2.643902,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042633,"usec":722938},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576840,"noise_level":-30.719940,"freq_skew":-1.024346,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":768,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[94,82,159,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042633,"usec":723706},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387407,"noise_level":-31.638720,"freq_skew":0.759319,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042633,"usec":725035},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374772,"noise_level":-31.539774,"freq_skew":0.676670,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EBC","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042633,"usec":725351},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623716,"noise_level":-32.179260,"freq_skew":-0.966419,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":769,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[89,137,44,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042634,"usec":483900},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747272,"noise_level":-32.934803,"freq_skew":2.804924,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042634,"usec":487570},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967760,"noise_level":-32.484581,"freq_skew":2.821894,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":8205,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042634,"usec":488135},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334822,"noise_level":-32.411762,"freq_skew":0.070951,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042634,"usec":490371},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641788,"noise_level":-32.161594,"freq_skew":0.907670,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[215,133,251,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042635,"usec":242335},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.573018,"noise_level":-31.918430,"freq_skew":2.608770,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042635,"usec":242655},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750424,"noise_level":-31.884243,"freq_skew":1.934888,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[92,232]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042635,"usec":243678},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643753,"noise_level":-31.782476,"freq_skew":0.577519,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042635,"usec":246175},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256883,"noise_level":-31.600330,"freq_skew":0.598921,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EZTC","mode":"2","label":"C1","blk_id":"V","ack":"2","msg_text":".GTWDSXA 261923\r\nAGM\r\nAN G-EZTC\r\n-  TAF 26/17:14\r\nEGSS 261701Z 2618/2724 20016G26KT 9999\r\n  SCT018 PROB30 TEMPO\r\n  2618/2705 4000 -RADZ BKN008 PROB30\r\n  TEMPO 2701/2708 21024G36KT\r\n  TEMPO 2705/2710 7000 RA BKN010 PROB30"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042635,"usec":247362},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251714,"noise_level":-32.086403,"freq_skew":0.722415,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[75,111]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042635,"usec":248737},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194574,"noise_level":-31.947815,"freq_skew":0.711473,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[75,111]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":3324},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.285388,"noise_level":-31.643848,"freq_skew":0.827982,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":3687},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460999,"noise_level":-31.610722,"freq_skew":1.328575,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"U22069","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":6450},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497348,"noise_level":-31.350159,"freq_skew":-1.221418,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":169,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[155,128,127,188]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8483,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[0,136,81,86]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":768611},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915138,"noise_level":-30.973413,"freq_skew":-0.210159,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":768994},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493821,"noise_level":-30.942743,"freq_skew":0.679803,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":769514},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683567,"noise_level":-30.881725,"freq_skew":0.417281,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28425,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[105,227]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":770161},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515357,"noise_level":-30.821133,"freq_skew":1.765556,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[61,160]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":53}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":770672},"freq":136975000,"burst_len_octets":155,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143452,"noise_level":-30.760960,"freq_skew":0.679609,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"C1","blk_id":"W","ack":"!","msg_text":".GTWDSXA 261923\r\nAGM\r\nAN G-EZTC\r\n-  TAF 26/17:14\r\nEGSS 261701Z 2618/2724 20016G26KT 9999\r\n  SCT018 PROB30 TEMPO\r\n  2618/2705 4000 -RADZ BKN008 PROB30\r\n  TEMPO 2701/2708 21024G36KT\r\n  TEMPO 2705/2710 7000 RA BKN010 PROB30\r\n  TEMPO 2706/2709 3000 +SHRA\r\n  +RA BKN007 BECMG 2707/2710 24012KT\r\n  PROB30 TEMPO 2710/2715\r\n  25016G26KT 7000 SHRA\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":772814},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764834,"noise_level":-30.612331,"freq_skew":0.347606,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4023,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8485,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[197,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042636,"usec":773378},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620963,"noise_level":-30.612331,"freq_skew":-0.999845,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-3.900000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":521131},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460219,"noise_level":-30.553581,"freq_skew":0.765796,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46251,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":8,"variable_part_params":[{"name":"checksum","value":[203,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":521758},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481755,"noise_level":-31.508034,"freq_skew":-0.929224,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":522014},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351431,"noise_level":-31.475420,"freq_skew":0.776868,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28425,"dst_ref":31,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[34,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":523258},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221095,"noise_level":-31.378307,"freq_skew":0.667480,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[71,114]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":523258},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.221095,"noise_level":-31.378307,"freq_skew":0.667480,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":523411},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229407,"noise_level":-31.623161,"freq_skew":0.682096,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":526723},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430448,"noise_level":-31.330158,"freq_skew":0.640312,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39704,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[191,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":526920},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396538,"noise_level":-31.898243,"freq_skew":0.664704,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39705,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":32,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[208,29]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042637,"usec":527415},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239472,"noise_level":-31.864132,"freq_skew":0.757700,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46255,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[5,78]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042638,"usec":290026},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770504,"noise_level":-31.695566,"freq_skew":0.648242,"avlc":{"src":{"addr":"4D2219","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042638,"usec":291447},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850150,"noise_level":-31.530210,"freq_skew":0.014145,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042638,"usec":291680},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.943385,"noise_level":-31.530210,"freq_skew":0.737686,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[75,111]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042638,"usec":291981},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792531,"noise_level":-31.530163,"freq_skew":0.457396,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4024,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":31,"dst_ref":28425,"variable_part_params":[{"name":"checksum","value":[154,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042638,"usec":292383},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304810,"noise_level":-31.497467,"freq_skew":2.214158,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[96,228]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042638,"usec":292464},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194142,"noise_level":-31.464891,"freq_skew":0.853978,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":61692,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":57077},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449129,"noise_level":-30.898529,"freq_skew":0.377885,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":57237},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698626,"noise_level":-31.035614,"freq_skew":0.723067,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":58287},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754036,"noise_level":-30.943272,"freq_skew":0.120210,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":63442},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520202,"noise_level":-30.642365,"freq_skew":0.558660,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4025,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8485,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[59,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":65572},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671645,"noise_level":-30.466700,"freq_skew":1.667102,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":809615},"freq":136975000,"burst_len_octets":155,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238877,"noise_level":-30.574554,"freq_skew":0.696315,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"C1","blk_id":"W","ack":"!","msg_text":"\r\n  TEMPO 2706/2709 3000 +SHRA\r\n  +RA BKN007 BECMG 2707/2710 24012KT\r\n  PROB30 TEMPO 2710/2715\r\n  25016G26KT 7000 SHRA\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":810873},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119418,"noise_level":-30.548670,"freq_skew":0.693189,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39706,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":32,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[104,108]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFRR,BREST,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":812266},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476907,"noise_level":-30.654755,"freq_skew":1.327767,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"4","ack":"W","flight":"U22069","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":812736},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827535,"noise_level":-30.625187,"freq_skew":1.824430,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":279,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[10,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":813923},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413405,"noise_level":-30.595720,"freq_skew":2.704137,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1616,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":814717},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694080,"noise_level":-30.566353,"freq_skew":0.770125,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":817742},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209957,"noise_level":-30.478842,"freq_skew":1.742956,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,113,87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":819704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783742,"noise_level":-30.449867,"freq_skew":-3.410303,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042639,"usec":819992},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892370,"noise_level":-30.420988,"freq_skew":2.630917,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":8205,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042640,"usec":577210},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209866,"noise_level":-30.165308,"freq_skew":0.648080,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46261,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[164,113,214,185]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042640,"usec":578436},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488082,"noise_level":-30.081726,"freq_skew":0.325446,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4026,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8485,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[55,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042640,"usec":578903},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475218,"noise_level":-30.874397,"freq_skew":0.857282,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042640,"usec":579247},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673882,"noise_level":-30.844074,"freq_skew":-3.323701,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63942,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[79,225,196,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042640,"usec":586213},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555073,"noise_level":-30.546524,"freq_skew":0.540858,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8485,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[212,42]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042641,"usec":344019},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111884,"noise_level":-30.782690,"freq_skew":0.435399,"avlc":{"src":{"addr":"4D2219","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3467,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042641,"usec":344761},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473452,"noise_level":-30.722786,"freq_skew":0.747572,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042641,"usec":345341},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233722,"noise_level":-30.972507,"freq_skew":0.845186,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFF8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39707,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042641,"usec":345692},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283005,"noise_level":-31.443882,"freq_skew":1.892085,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042641,"usec":348084},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453992,"noise_level":-32.071297,"freq_skew":1.973972,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":640,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[106,100,222,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042641,"usec":348929},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974809,"noise_level":-32.519592,"freq_skew":-0.029036,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8392,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[192,115,234,158]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":105441},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827385,"noise_level":-31.747330,"freq_skew":0.666159,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-3.300000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":106612},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520986,"noise_level":-31.647146,"freq_skew":-1.166993,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":170,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8483,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[35,159,194,19]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":1}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":108268},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.109700,"noise_level":-31.647146,"freq_skew":0.607011,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":108970},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720534,"noise_level":-32.217907,"freq_skew":0.515458,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":110140},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547358,"noise_level":-32.112183,"freq_skew":1.743422,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-4.100000},"alt":28000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":861313},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.365851,"noise_level":-32.077225,"freq_skew":-0.015137,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":863985},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539707,"noise_level":-31.802511,"freq_skew":1.803250,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":865922},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849193,"noise_level":-32.276314,"freq_skew":1.762868,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"NT5483","msg_num":"M59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":865922},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.849193,"noise_level":-32.276314,"freq_skew":1.762868,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"15101022","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,73,66,66,0,52,130,18,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042642,"usec":872501},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912287,"noise_level":-31.960840,"freq_skew":-0.076691,"avlc":{"src":{"addr":"495149","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8392,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[30,199,119,155]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042643,"usec":622854},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543277,"noise_level":-31.824226,"freq_skew":1.120404,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[252,178,45,79]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28523,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,55,11,119]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042643,"usec":625398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863079,"noise_level":-32.285896,"freq_skew":-1.223286,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042643,"usec":629599},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647723,"noise_level":-32.039276,"freq_skew":1.795045,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"8S","blk_id":"7","ack":"!","flight":"U298TL","msg_num":"M85","msg_num_seq":"A","msg_text":"EGAA,2127,N,Y,N,1,1,1\r\n1XBLIND.2XDPNA\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042643,"usec":630007},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343613,"noise_level":-32.532188,"freq_skew":2.555532,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDY","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR11HW","msg_num":"M19","msg_num_seq":"A","msg_text":"192401,M114160,2001, 126,N 44.106 W  6.379"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042643,"usec":630332},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558295,"noise_level":-32.532188,"freq_skew":-3.486665,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63942,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[79,225,196,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042643,"usec":631018},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873979,"noise_level":-32.422592,"freq_skew":-0.966207,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[15,32,122,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042644,"usec":397031},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.031830,"noise_level":-31.592297,"freq_skew":0.735599,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":52,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[174,158,75,240]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042644,"usec":397274},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019727,"noise_level":-31.592297,"freq_skew":1.703856,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042645,"usec":144902},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740617,"noise_level":-31.236746,"freq_skew":-0.786043,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":88,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[145,146,14,52]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28498,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[228,50,123,69]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042645,"usec":149132},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787751,"noise_level":-30.895178,"freq_skew":-1.255728,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-3.900000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042645,"usec":149685},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130564,"noise_level":-30.864782,"freq_skew":0.731219,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46272,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[29,80,203,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042645,"usec":910076},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428411,"noise_level":-30.684608,"freq_skew":0.406138,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042645,"usec":915521},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480900,"noise_level":-30.335100,"freq_skew":2.721746,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042646,"usec":670492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162921,"noise_level":-29.930710,"freq_skew":-1.033529,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042646,"usec":678025},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787478,"noise_level":-29.874634,"freq_skew":-0.081279,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042646,"usec":678025},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.787478,"noise_level":-29.874634,"freq_skew":-0.081279,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22055205","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,70,76,0,72,90,133,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042646,"usec":678025},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.787478,"noise_level":-29.874634,"freq_skew":-0.081279,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFT","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"OR01XY","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042647,"usec":432460},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659620,"noise_level":-29.660704,"freq_skew":-1.239505,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":171,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[15,32,122,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042647,"usec":433101},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604770,"noise_level":-30.377201,"freq_skew":1.404971,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"U294UJ","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042647,"usec":433101},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.604770,"noise_level":-30.377201,"freq_skew":1.404971,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,119,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042648,"usec":194258},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632220,"noise_level":-29.635284,"freq_skew":-0.155189,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042648,"usec":195482},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539128,"noise_level":-29.530567,"freq_skew":2.808964,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3132,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042648,"usec":196458},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294604,"noise_level":-29.960575,"freq_skew":0.684299,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6093,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[110,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042648,"usec":196543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750987,"noise_level":-29.960575,"freq_skew":2.800227,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042648,"usec":960645},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591630,"noise_level":-29.887730,"freq_skew":0.310506,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042648,"usec":961379},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358215,"noise_level":-29.833670,"freq_skew":0.667586,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6094,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28442,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[214,248]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042649,"usec":727671},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452093,"noise_level":-29.310808,"freq_skew":1.028228,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042649,"usec":731089},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037908,"noise_level":-29.551956,"freq_skew":0.701016,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-3.300000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042649,"usec":737483},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.984835,"noise_level":-30.304150,"freq_skew":0.597578,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042649,"usec":737948},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765679,"noise_level":-30.304150,"freq_skew":0.999035,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28523,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[75,233,231,142]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":8}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":478100},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536473,"noise_level":-30.565548,"freq_skew":0.731558,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"LW07ZM","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":478704},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824659,"noise_level":-30.507116,"freq_skew":0.811162,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,68,65,0,77,34,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":478841},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546225,"noise_level":-30.507116,"freq_skew":0.766243,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":479101},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.045941,"noise_level":-30.507116,"freq_skew":0.479218,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":479853},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.993681,"noise_level":-30.420197,"freq_skew":0.584891,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":480658},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669545,"noise_level":-30.362730,"freq_skew":1.536571,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"U294UJ","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":481647},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618719,"noise_level":-30.429619,"freq_skew":1.490138,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,119,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":483246},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146214,"noise_level":-30.584448,"freq_skew":0.777547,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042650,"usec":484373},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926858,"noise_level":-30.496754,"freq_skew":0.595273,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042651,"usec":250330},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.157973,"noise_level":-30.409939,"freq_skew":0.868650,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042651,"usec":251239},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.269598,"noise_level":-30.323982,"freq_skew":1.805080,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042651,"usec":256074},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.328584,"noise_level":-29.988419,"freq_skew":1.488853,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2215,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[68,207,30,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042651,"usec":257900},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348937,"noise_level":-29.879383,"freq_skew":2.004404,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[110,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042651,"usec":259481},"freq":136975000,"burst_len_octets":190,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788568,"noise_level":-30.635492,"freq_skew":2.037411,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"NT5483","msg_num":"C33","msg_num_seq":"A","sublabel":"CF","msg_text":"MM192348102611742.34211/-4.06464\r\n192143152070  21\r\n192144052070  21\r\n192152152070  21\r\n192153052070  21\r\n192201152070  21\r\n192202052070  21\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":5011},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674332,"noise_level":-30.518084,"freq_skew":2.561405,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"GMAD"},{"name":"alternate_ground_stations","value":["129F1A","11928A","109F8A","11989A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":5230},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756937,"noise_level":-30.518084,"freq_skew":1.160534,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":5306},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899159,"noise_level":-30.518084,"freq_skew":0.633854,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":6203},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335163,"noise_level":-31.041672,"freq_skew":1.563938,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":765557},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185213,"noise_level":-30.443419,"freq_skew":1.551986,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":771578},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.184958,"noise_level":-30.103298,"freq_skew":0.716499,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":773897},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352865,"noise_level":-30.020309,"freq_skew":1.251546,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":774828},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757452,"noise_level":-30.198185,"freq_skew":1.727793,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042652,"usec":775505},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868416,"noise_level":-30.522451,"freq_skew":-0.992957,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042653,"usec":535276},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891481,"noise_level":-30.067841,"freq_skew":2.102602,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8275,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[73,77]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042653,"usec":536604},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532773,"noise_level":-30.012650,"freq_skew":1.212195,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":272,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[82,127,95,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042653,"usec":537086},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522047,"noise_level":-29.985188,"freq_skew":1.189129,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042654,"usec":293860},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718068,"noise_level":-29.557182,"freq_skew":-0.109851,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[87,184,147,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042654,"usec":295570},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644893,"noise_level":-29.427645,"freq_skew":-1.018600,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-3.900000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042654,"usec":301533},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471992,"noise_level":-29.099617,"freq_skew":2.243347,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"EPKK"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-5.700000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":52114},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621283,"noise_level":-29.050234,"freq_skew":1.146477,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":55512},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689639,"noise_level":-28.783529,"freq_skew":2.387917,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZV","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FR72KN","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":56822},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.956778,"noise_level":-28.783529,"freq_skew":1.476028,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":58139},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060241,"noise_level":-28.884274,"freq_skew":-0.934492,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":58929},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637412,"noise_level":-29.516657,"freq_skew":2.042779,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":596,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":59188},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137803,"noise_level":-30.360798,"freq_skew":0.635526,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":60255},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787746,"noise_level":-30.303724,"freq_skew":-1.376016,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":812077},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483533,"noise_level":-30.190681,"freq_skew":2.356273,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22141270","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,194,184,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":813398},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891451,"noise_level":-30.777235,"freq_skew":-0.097005,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":334,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":813684},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521086,"noise_level":-30.747250,"freq_skew":1.238526,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":273,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":814566},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979035,"noise_level":-30.657906,"freq_skew":-1.421545,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[69,36,26,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":815034},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235800,"noise_level":-30.628328,"freq_skew":0.819187,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":815665},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855855,"noise_level":-30.628328,"freq_skew":1.957733,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":817380},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126864,"noise_level":-31.455629,"freq_skew":0.831976,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,84,65,80,0,73,81,210,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":39737,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8515,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[239,93,188,242]},{"name":"checksum","value":[120,84]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":819278},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621029,"noise_level":-31.737860,"freq_skew":-0.968986,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGSS"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042655,"usec":819892},"freq":136975000,"burst_len_octets":43,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076933,"noise_level":-32.124554,"freq_skew":0.807547,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,84,65,80,0,73,81,210,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":39737,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8515,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[239,93,188,242]},{"name":"checksum","value":[120,84]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042656,"usec":579629},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344818,"noise_level":-31.950909,"freq_skew":0.712636,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":62148,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042656,"usec":581159},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634194,"noise_level":-32.309742,"freq_skew":-0.994644,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20065351","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,79,77,0,64,106,233,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042656,"usec":581159},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.634194,"noise_level":-32.309742,"freq_skew":-0.994644,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"BY02HD","msg_num":"S86","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042656,"usec":581359},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898247,"noise_level":-32.410980,"freq_skew":2.037166,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3600,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042656,"usec":581746},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671885,"noise_level":-32.374802,"freq_skew":2.978049,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042656,"usec":582096},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740081,"noise_level":-32.338772,"freq_skew":-0.949732,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":89,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":53,"dst_ref":8515,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[102,135,7,211]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042656,"usec":582617},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.020701,"noise_level":-32.302891,"freq_skew":0.706511,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20065351","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042657,"usec":335024},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.941989,"noise_level":-32.206497,"freq_skew":1.913998,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-3.600000},"alt":27000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042657,"usec":335193},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100989,"noise_level":-32.206497,"freq_skew":0.772938,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39741,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[59,53,117,242]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042657,"usec":337286},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601739,"noise_level":-31.962091,"freq_skew":-0.842108,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":171,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042657,"usec":342441},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747534,"noise_level":-31.558474,"freq_skew":1.742829,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042657,"usec":342511},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608275,"noise_level":-31.558474,"freq_skew":1.106509,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":222,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":108363},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303660,"noise_level":-31.395681,"freq_skew":0.608332,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":108617},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183498,"noise_level":-31.363487,"freq_skew":0.743228,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"_d","blk_id":"Y","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":109493},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938113,"noise_level":-31.267609,"freq_skew":-0.859759,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":111789},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676122,"noise_level":-31.159136,"freq_skew":2.039800,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":293,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":112385},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964856,"noise_level":-31.435720,"freq_skew":-0.956369,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":860692},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139630,"noise_level":-31.055325,"freq_skew":2.038556,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8275,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[73,77]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":861329},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624456,"noise_level":-30.993515,"freq_skew":2.134616,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[251,122,122,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":862142},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946846,"noise_level":-30.932140,"freq_skew":-3.608560,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":449,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":862353},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534580,"noise_level":-30.901615,"freq_skew":-0.993597,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":862906},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604496,"noise_level":-30.840883,"freq_skew":0.826968,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":865600},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.871755,"noise_level":-30.720682,"freq_skew":0.055378,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":685,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28532,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[33,100,72,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":866720},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937052,"noise_level":-30.661200,"freq_skew":-0.254110,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":334,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042658,"usec":871280},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148440,"noise_level":-30.844654,"freq_skew":0.625925,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042659,"usec":632237},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942694,"noise_level":-30.402040,"freq_skew":2.176997,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042659,"usec":632733},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761180,"noise_level":-30.787991,"freq_skew":1.200427,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042659,"usec":633256},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.118817,"noise_level":-30.757965,"freq_skew":0.602527,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042659,"usec":635567},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363781,"noise_level":-30.800142,"freq_skew":0.013943,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":43,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042659,"usec":636201},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128416,"noise_level":-30.800142,"freq_skew":0.788549,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":62241,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042659,"usec":636836},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454065,"noise_level":-31.507215,"freq_skew":1.944724,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2503,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042659,"usec":639648},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.488829,"noise_level":-31.442116,"freq_skew":0.053721,"avlc":{"src":{"addr":"4B194F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042660,"usec":386942},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.994387,"noise_level":-30.877188,"freq_skew":0.780624,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042660,"usec":387911},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806242,"noise_level":-30.786505,"freq_skew":2.242866,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3600,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042660,"usec":388999},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546626,"noise_level":-30.696758,"freq_skew":2.237257,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":146804},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753302,"noise_level":-30.578522,"freq_skew":-0.339457,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[130,83,57,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":148162},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.058913,"noise_level":-30.967339,"freq_skew":0.675258,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":150094},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585966,"noise_level":-31.375761,"freq_skew":2.584035,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"dst_airport","value":"GMAD"},{"name":"alternate_ground_stations","value":["129F1A","11928A","109F8A","11989A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":152801},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.070418,"noise_level":-31.311636,"freq_skew":0.772848,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,41,213,208]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":913820},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.112120,"noise_level":-31.220612,"freq_skew":0.943002,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":913904},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277265,"noise_level":-31.312191,"freq_skew":0.666149,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":62148,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":914457},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340746,"noise_level":-31.280304,"freq_skew":2.194843,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[251,122,122,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":917609},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590193,"noise_level":-31.503429,"freq_skew":-0.312282,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":920837},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330060,"noise_level":-31.214373,"freq_skew":0.654909,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":62305,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":920942},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616592,"noise_level":-31.214373,"freq_skew":0.063736,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042661,"usec":921313},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520657,"noise_level":-31.182842,"freq_skew":2.520751,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"20100100","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,79,77,0,64,128,64,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042662,"usec":675012},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.180318,"noise_level":-30.693312,"freq_skew":0.730241,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042662,"usec":675300},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642335,"noise_level":-30.663612,"freq_skew":2.475545,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TUKX","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"BY01DJ","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042663,"usec":436086},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962850,"noise_level":-30.400799,"freq_skew":2.109630,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042663,"usec":436824},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292990,"noise_level":-30.343458,"freq_skew":2.330414,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042663,"usec":438514},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821556,"noise_level":-30.173679,"freq_skew":-1.052743,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.299999,"lon":-3.900000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042663,"usec":441713},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.187081,"noise_level":-30.363651,"freq_skew":0.703934,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042663,"usec":442834},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836064,"noise_level":-30.612854,"freq_skew":2.768657,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042664,"usec":196330},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813200,"noise_level":-30.798283,"freq_skew":0.821676,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042664,"usec":204001},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194458,"noise_level":-30.329390,"freq_skew":0.884684,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042664,"usec":956428},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861453,"noise_level":-30.048687,"freq_skew":2.795446,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042664,"usec":956958},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476141,"noise_level":-29.993620,"freq_skew":0.730934,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6095,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":12,"dst_ref":8517,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[8,168]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042664,"usec":958023},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.237982,"noise_level":-29.911669,"freq_skew":0.679443,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":62148,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042664,"usec":958085},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204503,"noise_level":-29.911669,"freq_skew":1.928976,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-3.600000},"alt":27000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042664,"usec":960683},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186518,"noise_level":-29.750046,"freq_skew":0.866685,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,41,213,208]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042665,"usec":726025},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302764,"noise_level":-30.263264,"freq_skew":2.026429,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY3158","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042665,"usec":726263},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878307,"noise_level":-30.619545,"freq_skew":-0.207802,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042665,"usec":727165},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385951,"noise_level":-30.531500,"freq_skew":1.897990,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042665,"usec":727599},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512063,"noise_level":-30.502348,"freq_skew":1.267975,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610192236\r\n 368147560A10760A115BCG3A-L200-0002\r\n-3000 370100017317266 338 341 320 320\r\n-2500 370180017317166 337 341 319 318\r\n-2000 370150017317166 338 342 318 319\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042665,"usec":729541},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255311,"noise_level":-30.386711,"freq_skew":-3.317955,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042666,"usec":481261},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587089,"noise_level":-30.244295,"freq_skew":0.428779,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042666,"usec":485073},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464547,"noise_level":-29.911739,"freq_skew":0.485095,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[254,190,139,216]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28369,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[166,136,60,56]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":25}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042666,"usec":486212},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.983117,"noise_level":-29.857531,"freq_skew":0.702316,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61703,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[90,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042666,"usec":489206},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569204,"noise_level":-30.359299,"freq_skew":-0.970863,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"LH005D","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042667,"usec":249743},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782298,"noise_level":-31.006485,"freq_skew":-0.969658,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,76,0,77,36,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042667,"usec":251529},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.966532,"noise_level":-30.823380,"freq_skew":0.785551,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042667,"usec":251932},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.045690,"noise_level":-30.793232,"freq_skew":0.595835,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23222024","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042667,"usec":256426},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555816,"noise_level":-30.585091,"freq_skew":1.269293,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370120017417266 339 344 320 320\r\n-1000 370130017417266 339 343 319 320\r\n-0500 370150017317266 339 343 319 321\r\n 3600 370130017417266 339 344 320 321\r\n+0500 370130017417366 339 345 320 320\r\n+1000 3701300"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042667,"usec":258744},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224452,"noise_level":-30.672478,"freq_skew":0.564306,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2414","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":3589},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569997,"noise_level":-30.496208,"freq_skew":0.274927,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":5504},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578642,"noise_level":-30.323448,"freq_skew":-0.912563,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":12378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.077576,"noise_level":-30.659599,"freq_skew":-3.427928,"avlc":{"src":{"addr":"344697","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":768628},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516689,"noise_level":-30.571148,"freq_skew":0.740877,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6095,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":12,"dst_ref":8517,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[8,168]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":768854},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.037820,"noise_level":-30.541866,"freq_skew":0.751079,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":62148,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":769362},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363596,"noise_level":-30.512678,"freq_skew":0.852936,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,41,213,208]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":769519},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.070223,"noise_level":-31.323765,"freq_skew":-0.212582,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":772547},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231090,"noise_level":-31.133919,"freq_skew":1.969200,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"VY3158","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":775462},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425200,"noise_level":-30.917553,"freq_skew":1.977378,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042668,"usec":776721},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.938594,"noise_level":-31.282579,"freq_skew":0.845119,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61703,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[90,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042669,"usec":535220},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999531,"noise_level":-31.093624,"freq_skew":-0.430325,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042669,"usec":536747},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453518,"noise_level":-30.969898,"freq_skew":1.228351,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"C","sublabel":"DF","msg_text":"17417266 340 344 321 322\r\n+1500 370150017417266 340 344 322 322\r\n+2000 370150017417366 340 345 321 322\r\n+2500 370130017417366 340 345 322 322\r\n+3000 370130017317166 339 343 319 321\r\n+3500 370140017317266 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042669,"usec":541748},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151363,"noise_level":-30.521019,"freq_skew":0.718880,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042670,"usec":293137},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767988,"noise_level":-30.094204,"freq_skew":1.021207,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[226,31]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042670,"usec":293756},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.036088,"noise_level":-30.066481,"freq_skew":1.893667,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[32,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042671,"usec":50731},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788377,"noise_level":-30.152470,"freq_skew":-0.174457,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042671,"usec":51156},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219358,"noise_level":-30.124559,"freq_skew":0.778862,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042671,"usec":58451},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462847,"noise_level":-29.663343,"freq_skew":1.220004,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"D","sublabel":"DF","msg_text":"0 342 319 320\r\n+4000 370160017317166 338 343 320 321\r\n+4500 370140017317166 338 343 319 320\r\n+5000 370120017317166 337 341 318 319\r\n+5500 370090017217166 337 341 318 319\r\n+6000 370070017217166 337 341 319 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042671,"usec":820722},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425382,"noise_level":-29.663343,"freq_skew":0.686287,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042671,"usec":826581},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627400,"noise_level":-29.664131,"freq_skew":-0.276952,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042672,"usec":573826},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658553,"noise_level":-29.052010,"freq_skew":0.841707,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042672,"usec":577849},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.430408,"noise_level":-28.857195,"freq_skew":1.984816,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":0,"unknown_proto":{"data":[32,65,97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042673,"usec":337724},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431972,"noise_level":-28.737619,"freq_skew":0.393246,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28369,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[252,108,208,22]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042673,"usec":343168},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470325,"noise_level":-28.540459,"freq_skew":1.153881,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"E","sublabel":"DF","msg_text":"20\r\n+6500 370100017317166 337 341 317 319\r\n+7000 370090017217166 337 340 317 318\r\n+7500 370100017217166 337 341 317 318\r\n+8000 370110017217166 337 340 318 319\r\n+8500 370140017417266 338 341 319 320\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042674,"usec":97951},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369798,"noise_level":-28.618645,"freq_skew":1.847032,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65,97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042674,"usec":104804},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.966396,"noise_level":-29.268814,"freq_skew":1.823418,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":2,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[32,200,32,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042674,"usec":865327},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390626,"noise_level":-30.166412,"freq_skew":0.333551,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042674,"usec":865584},"freq":136975000,"burst_len_octets":147,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394594,"noise_level":-30.138456,"freq_skew":1.777412,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[82,87,110,150]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"ERROR","choice":"dM62ErrorInformation","data":{"error_info":"insufficientResources"}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"dM98FreeText","data":{"free_text":"UPLINK DELAYED IN NETWORK AND REJECTED. RESEND OR CONTACT BY VOICE\u0000"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042674,"usec":865584},"freq":136975000,"burst_len_octets":147,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.394594,"noise_level":-30.138456,"freq_skew":1.777412,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[92,110,177,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042674,"usec":868763},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128433,"noise_level":-29.863762,"freq_skew":1.793887,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,1,233,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042674,"usec":870286},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543167,"noise_level":-29.783966,"freq_skew":1.138017,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FR03JC","msg_num":"M35","msg_num_seq":"A","msg_text":"192433,36987,2002, 109,N 38.917 W  4.575"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042674,"usec":871739},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387243,"noise_level":-29.703959,"freq_skew":0.316331,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":654,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[84,139,189,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042675,"usec":635259},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535058,"noise_level":-29.089123,"freq_skew":0.848631,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042675,"usec":635840},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560055,"noise_level":-29.843109,"freq_skew":0.649792,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAC1F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042676,"usec":385663},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707490,"noise_level":-29.603661,"freq_skew":-1.902050,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042676,"usec":390645},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077747,"noise_level":-29.218693,"freq_skew":0.725570,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[203,91,159,131]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042677,"usec":153885},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812878,"noise_level":-29.268133,"freq_skew":1.356439,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042677,"usec":154669},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476359,"noise_level":-29.217785,"freq_skew":2.122920,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042677,"usec":155604},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.424066,"noise_level":-29.142803,"freq_skew":-2.013997,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042677,"usec":157637},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493689,"noise_level":-28.994761,"freq_skew":0.945163,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"G","sublabel":"DF","msg_text":" 36 83 83 170 1670120096611\r\n+05 83 83 170 1670120096611\r\n+10 83 83 170 1670120096611\r\n+15 83 83 170 1670120096611\r\n+20 83 83 171 1670120096611\r\n+25 83 83 171 1670120096611\r\n+30 83 83 171 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042677,"usec":915887},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766918,"noise_level":-28.635321,"freq_skew":-2.319667,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042677,"usec":916365},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302581,"noise_level":-28.611879,"freq_skew":1.925998,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,1,233,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042677,"usec":919889},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.260379,"noise_level":-29.232620,"freq_skew":1.739997,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5980,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[254,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042678,"usec":674266},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204288,"noise_level":-29.966125,"freq_skew":0.775433,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042679,"usec":438882},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384191,"noise_level":-29.435467,"freq_skew":0.967992,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 171 1670120096611\r\n+40 83 83 171 1670120096611\r\n+45 83 83 170 1670120096611\r\n+50 83 83 170 1670120096611\r\n+55 83 83 170 1670120106611\r\n+60 83 83 170 1670120096611\r\n+65 83 83 170 1670120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042679,"usec":441951},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580689,"noise_level":-29.307720,"freq_skew":2.704524,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1387,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042680,"usec":192846},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149122,"noise_level":-28.886913,"freq_skew":0.810697,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042680,"usec":195457},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526856,"noise_level":-28.786133,"freq_skew":2.053184,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042680,"usec":196262},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232882,"noise_level":-28.738495,"freq_skew":0.819196,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,66,27,26]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":23,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042680,"usec":959084},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520075,"noise_level":-28.412148,"freq_skew":1.040547,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"I","sublabel":"DF","msg_text":" 83 170 1670120106611\r\n+75 83 83 170 1670120096611\r\n+80 83 83 170 1670120096611\r\n+85 83 83 170 1670120096611\r\n+90 83 83 170 1670120096611\r\n-30 69 69 23 23-079400 -545ER\r\n-25 69 69 23 23-079400 -545ER\r\n-20 6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042680,"usec":961772},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.839046,"noise_level":-28.253456,"freq_skew":0.153150,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":463,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042680,"usec":965425},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420453,"noise_level":-28.119701,"freq_skew":2.087409,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042681,"usec":720264},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.084554,"noise_level":-27.987980,"freq_skew":2.046586,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,1,233,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042681,"usec":720406},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076321,"noise_level":-27.987980,"freq_skew":0.770532,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46346,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,38,52,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042681,"usec":721546},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616951,"noise_level":-28.560093,"freq_skew":1.537999,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-8.200000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042681,"usec":725941},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252007,"noise_level":-28.353138,"freq_skew":0.861436,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042681,"usec":727230},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.200543,"noise_level":-28.792887,"freq_skew":1.633881,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5980,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[254,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042681,"usec":728450},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303675,"noise_level":-29.952803,"freq_skew":0.864904,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61727,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042682,"usec":479040},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231505,"noise_level":-29.763651,"freq_skew":0.032503,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042682,"usec":479416},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792080,"noise_level":-29.763651,"freq_skew":1.512570,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"U294UJ","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042682,"usec":480573},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587311,"noise_level":-30.058502,"freq_skew":1.504467,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,119,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042682,"usec":480965},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469484,"noise_level":-30.030895,"freq_skew":0.882222,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"J","sublabel":"DF","msg_text":"9 69 23 23-079400 -548ER\r\n-15 69 69 23 23-079400 -545ER\r\n-10 69 69 23 23-079300 -548ER\r\n-05 69 69 23 23-079400 -548ER\r\n 36 70 69 23 23-079500 -548ER\r\n+05 70 69 23 23-079600 -548ER\r\n+10 70 70 23 24-079800 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042682,"usec":481862},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337900,"noise_level":-30.452232,"freq_skew":0.831320,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042682,"usec":482691},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.774266,"noise_level":-30.394554,"freq_skew":1.832639,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042683,"usec":239178},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.140403,"noise_level":-30.111771,"freq_skew":1.875767,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042683,"usec":242162},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782345,"noise_level":-29.981699,"freq_skew":2.887448,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3886,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042683,"usec":243306},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735430,"noise_level":-30.040165,"freq_skew":0.394581,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"TP37CN","msg_num":"F45","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40157W003031,PALIO,192440,330,AKOKI,192551,GOTOR,M46,21924,89810D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042683,"usec":244527},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540456,"noise_level":-29.957771,"freq_skew":2.786390,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1387,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042684,"usec":7792},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426196,"noise_level":-29.965631,"freq_skew":0.808915,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042684,"usec":12255},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644384,"noise_level":-29.829905,"freq_skew":-0.289219,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[38,210,112,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042684,"usec":15552},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461851,"noise_level":-29.538570,"freq_skew":1.190730,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1765,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042684,"usec":766522},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517205,"noise_level":-29.868565,"freq_skew":2.041573,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4990,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[158,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042684,"usec":767771},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301125,"noise_level":-30.674461,"freq_skew":1.833401,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,1,233,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042684,"usec":771786},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463673,"noise_level":-30.325354,"freq_skew":0.922951,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"K","sublabel":"DF","msg_text":"48ER\r\n+15 70 70 23 24-079700 -550ER\r\n+20 70 70 23 24-079800 -550ER\r\n+25 70 70 23 23-079600 -548ER\r\n+30 70 70 23 23-079700 -550ER\r\n+35 70 70 23 23-079700 -550ER\r\n+40 70 69 23 24-079600 -550ER\r\n+45 70 69 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042684,"usec":772477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038239,"noise_level":-30.268509,"freq_skew":-0.191009,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":527561},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.219145,"noise_level":-30.100174,"freq_skew":3.059611,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":717,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":527763},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275239,"noise_level":-30.100174,"freq_skew":0.764428,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61727,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":528469},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676836,"noise_level":-30.240667,"freq_skew":2.203585,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4991,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28539,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[134,252]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":529461},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291842,"noise_level":-30.872574,"freq_skew":0.854082,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":62869,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":529866},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984356,"noise_level":-31.384727,"freq_skew":2.518103,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":530336},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488121,"noise_level":-31.352575,"freq_skew":-0.418442,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":583,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":530891},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277636,"noise_level":-31.288620,"freq_skew":0.661651,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46355,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[154,97]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":531066},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890498,"noise_level":-31.288620,"freq_skew":1.618099,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"U294UJ","msg_num":"S10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":533374},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782443,"noise_level":-31.068417,"freq_skew":1.456755,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,119,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042685,"usec":533594},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717807,"noise_level":-31.068417,"freq_skew":-0.242515,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":713,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[169,19,174,242]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042686,"usec":288006},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546768,"noise_level":-30.793259,"freq_skew":0.639401,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042686,"usec":290429},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.135264,"noise_level":-31.306667,"freq_skew":0.725951,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,223,219,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042686,"usec":291660},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671582,"noise_level":-31.211414,"freq_skew":1.664511,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042686,"usec":293274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680727,"noise_level":-31.148487,"freq_skew":2.964221,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042687,"usec":53192},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.381194,"noise_level":-31.023981,"freq_skew":3.149360,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042687,"usec":53938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807519,"noise_level":-31.127071,"freq_skew":2.408288,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042687,"usec":54108},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803307,"noise_level":-31.127071,"freq_skew":1.687634,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"NT5483","msg_num":"M60","msg_num_seq":"A","msg_text":"FS GCXO,GCLP,GCRR,GCFV"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042687,"usec":54721},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789339,"noise_level":-31.064749,"freq_skew":2.043187,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":294,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[186,196,64,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042687,"usec":61200},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450543,"noise_level":-30.699928,"freq_skew":0.730418,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3368,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042687,"usec":817310},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601092,"noise_level":-30.493984,"freq_skew":0.799338,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042687,"usec":819055},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207088,"noise_level":-31.083130,"freq_skew":0.466820,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042687,"usec":820833},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499176,"noise_level":-31.366959,"freq_skew":0.725621,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28553,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[57,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042688,"usec":574450},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494208,"noise_level":-30.867235,"freq_skew":2.919245,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":298,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[28,14,169,232]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042688,"usec":574450},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.494208,"noise_level":-30.867235,"freq_skew":2.919245,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8375,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[132,69,142,226]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042688,"usec":576491},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257882,"noise_level":-31.432060,"freq_skew":1.892692,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,1,233,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042688,"usec":576727},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547277,"noise_level":-31.432060,"freq_skew":1.086054,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D91","msg_num_seq":"M","sublabel":"DF","msg_text":" 70 70 23 23-079300 -548ER\r\n+85 69 70 23 23-079400 -550ER\r\n+90 70 70 23 24-079300 -553ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042688,"usec":581221},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444133,"noise_level":-31.020872,"freq_skew":0.510461,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2804,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,50]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042689,"usec":343891},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924159,"noise_level":-30.717312,"freq_skew":2.878609,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042689,"usec":345183},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507056,"noise_level":-30.895691,"freq_skew":0.627605,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042689,"usec":346965},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.938184,"noise_level":-30.774734,"freq_skew":0.631892,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA700","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":22,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[161,104]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":95214},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.374768,"noise_level":-30.307079,"freq_skew":0.833786,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"FR12MA","msg_num":"M99","msg_num_seq":"A","msg_text":"192447,37002,2014,  90,N 41.237 W  5.033"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":100610},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894095,"noise_level":-30.949175,"freq_skew":2.846511,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":100998},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660802,"noise_level":-31.069420,"freq_skew":0.563494,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":859918},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284661,"noise_level":-31.560163,"freq_skew":1.193043,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":862209},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.134440,"noise_level":-31.333057,"freq_skew":0.618512,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":862771},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573275,"noise_level":-31.963852,"freq_skew":0.645778,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":863035},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212442,"noise_level":-32.628544,"freq_skew":0.816090,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61732,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":3,"variable_part_params":[{"name":"checksum","value":[68,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":863292},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140015,"noise_level":-32.591446,"freq_skew":0.593679,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042690,"usec":863619},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608483,"noise_level":-32.554512,"freq_skew":3.110327,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042691,"usec":629914},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690229,"noise_level":-31.846958,"freq_skew":2.944243,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":9933,"dst_ref":28640,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[155,107,59,105]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042691,"usec":630047},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714782,"noise_level":-31.846958,"freq_skew":2.216693,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042691,"usec":630866},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588645,"noise_level":-31.771872,"freq_skew":2.866780,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3887,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[71,250]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042691,"usec":634272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.282951,"noise_level":-31.473896,"freq_skew":0.794084,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042692,"usec":382915},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.089365,"noise_level":-31.185806,"freq_skew":0.818277,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042692,"usec":383396},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733253,"noise_level":-31.989075,"freq_skew":-0.123109,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"TP473H","msg_num":"M19","msg_num_seq":"A","msg_text":"192450,32998, 4030,N4111.37 W00613.42"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042692,"usec":385818},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515700,"noise_level":-31.784290,"freq_skew":2.269187,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4992,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28539,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":50}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042692,"usec":387282},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983961,"noise_level":-32.066105,"freq_skew":3.150504,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042692,"usec":388529},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.085428,"noise_level":-31.927837,"freq_skew":1.916947,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[64,1,233,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":149773},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178977,"noise_level":-31.558575,"freq_skew":1.918898,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGGP"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-2.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":153622},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320789,"noise_level":-31.536495,"freq_skew":1.879883,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[92,110,177,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":154985},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299479,"noise_level":-32.024952,"freq_skew":1.774580,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[92,110,177,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":154985},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.299479,"noise_level":-32.024952,"freq_skew":1.774580,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":439,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[214,203,213,31]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":155722},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284122,"noise_level":-32.024952,"freq_skew":1.840314,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"EC92BG","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":155722},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.284122,"noise_level":-32.024952,"freq_skew":1.840314,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":913625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451659,"noise_level":-31.618469,"freq_skew":2.213806,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":916268},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916488,"noise_level":-31.454561,"freq_skew":1.837814,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"5U","blk_id":"6","ack":"!","flight":"NT5483","msg_num":"M60","msg_num_seq":"A","msg_text":"FS GCXO,GCLP,GCRR,GCFV"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":917698},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188659,"noise_level":-31.771915,"freq_skew":0.712136,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":821,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042693,"usec":918308},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668195,"noise_level":-31.738298,"freq_skew":1.186383,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":2}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":38.799999,"lon":-4.500000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042694,"usec":674902},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486294,"noise_level":-32.250908,"freq_skew":2.252134,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4993,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[154,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042694,"usec":677336},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379979,"noise_level":-32.005268,"freq_skew":1.407031,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"FR03JC","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042694,"usec":677790},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484711,"noise_level":-32.208160,"freq_skew":1.814819,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042694,"usec":678185},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571510,"noise_level":-32.172813,"freq_skew":1.925369,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042695,"usec":429754},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275907,"noise_level":-32.086239,"freq_skew":1.393088,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23126037","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,172,31,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042695,"usec":432652},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423219,"noise_level":-31.777475,"freq_skew":3.125151,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3887,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[71,250]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042695,"usec":434101},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771915,"noise_level":-31.933460,"freq_skew":1.907536,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042695,"usec":435882},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452185,"noise_level":-32.658634,"freq_skew":0.812525,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-3.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":196192},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407403,"noise_level":-32.739563,"freq_skew":0.726134,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LSN","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"EC93ZB","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":196192},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.407403,"noise_level":-32.739563,"freq_skew":0.726134,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006276","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,190,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":197009},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528688,"noise_level":-32.664585,"freq_skew":0.739822,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":198584},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271183,"noise_level":-32.479919,"freq_skew":0.637179,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":205897},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726730,"noise_level":-32.086967,"freq_skew":1.686764,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"7","ack":"Q","flight":"NT5483","msg_num":"M61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":207440},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435028,"noise_level":-32.086967,"freq_skew":0.790060,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":956255},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.094392,"noise_level":-33.065014,"freq_skew":-3.035157,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":241,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[49,149,87,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":958385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917387,"noise_level":-33.777710,"freq_skew":1.474626,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042696,"usec":965295},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519484,"noise_level":-33.537453,"freq_skew":0.809729,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042697,"usec":724356},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996996,"noise_level":-33.098988,"freq_skew":-3.012111,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042697,"usec":726500},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809813,"noise_level":-33.252338,"freq_skew":-0.146665,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"TP473H","msg_num":"M19","msg_num_seq":"A","msg_text":"192450,32998, 4030,N4111.37 W00613.42"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042698,"usec":477318},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400517,"noise_level":-33.813187,"freq_skew":1.441928,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28516,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[37,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042698,"usec":478023},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616690,"noise_level":-33.728394,"freq_skew":1.215456,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"IB07DW","msg_num":"D30","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001429,1,1,TB000000/REP033,00,00,1/POSDMU,192446, 42.756,-  4.005,  3883,339\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042699,"usec":243030},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264214,"noise_level":-32.846485,"freq_skew":1.981726,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[214,203,213,31]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":24,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042699,"usec":250901},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573632,"noise_level":-32.186104,"freq_skew":-0.122230,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"TP05AS","msg_num":"F32","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS192457,261026/DTLPPT,20O,57,201057,116/FNTAP5ASA6AF"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042699,"usec":251099},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.678627,"noise_level":-32.186104,"freq_skew":1.433128,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042700,"usec":6080},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844628,"noise_level":-31.942265,"freq_skew":1.048068,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042700,"usec":7779},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874243,"noise_level":-31.772190,"freq_skew":-3.358063,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"_d","blk_id":"5","ack":"S","flight":"IB07SC","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042700,"usec":9175},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299723,"noise_level":-31.638489,"freq_skew":1.969453,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":836,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042700,"usec":10928},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268612,"noise_level":-32.626755,"freq_skew":0.809154,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042700,"usec":16710},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565323,"noise_level":-32.298538,"freq_skew":2.109091,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042700,"usec":767527},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497747,"noise_level":-31.811420,"freq_skew":-3.431668,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB07SC","msg_num":"F11","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042700,"usec":770249},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117450,"noise_level":-31.512110,"freq_skew":2.314425,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042700,"usec":771091},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238489,"noise_level":-31.446974,"freq_skew":0.683777,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042701,"usec":537874},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.070358,"noise_level":-30.881741,"freq_skew":1.981437,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042701,"usec":542510},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218648,"noise_level":-31.126535,"freq_skew":1.914171,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[177,59,227,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042702,"usec":298825},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758325,"noise_level":-31.794136,"freq_skew":-0.070572,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042702,"usec":298989},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498492,"noise_level":-31.794136,"freq_skew":2.278256,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":295,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[57,92,134,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042702,"usec":299580},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742692,"noise_level":-32.393982,"freq_skew":-3.405860,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"IB07SC","msg_num":"F12","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43060W002056,CEGAM,192459,341,BAGAS,192501,SSN,M48,23537,160/TS192459,2610260890"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042702,"usec":302032},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.020615,"noise_level":-32.109230,"freq_skew":0.659919,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[244,23,25,19]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042702,"usec":302551},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760867,"noise_level":-32.039474,"freq_skew":1.940783,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"8","ack":"R","flight":"NT5483","msg_num":"M62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042702,"usec":305337},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235373,"noise_level":-31.867506,"freq_skew":0.731150,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[159,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042702,"usec":306128},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247926,"noise_level":-31.765936,"freq_skew":1.815996,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[92,154,219,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042703,"usec":58329},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538046,"noise_level":-31.307039,"freq_skew":1.931638,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042703,"usec":62357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847026,"noise_level":-31.173683,"freq_skew":-3.381417,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042704,"usec":582428},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541207,"noise_level":-29.889984,"freq_skew":-2.810897,"avlc":{"src":{"addr":"34324E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEZL"},{"name":"ac_location","value":{"loc":{"lat":39.900002,"lon":-3.800000},"alt":25000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042704,"usec":586547},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882145,"noise_level":-29.721262,"freq_skew":-2.450240,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042705,"usec":337180},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521560,"noise_level":-29.641829,"freq_skew":1.547758,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"6","ack":"N","flight":"AY087T","msg_num":"S26","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042705,"usec":341786},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138395,"noise_level":-29.305767,"freq_skew":0.653262,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[8,165,239,36]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"CRISA"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042705,"usec":343207},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281960,"noise_level":-29.230026,"freq_skew":2.192066,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[92,154,219,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":100455},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622665,"noise_level":-30.142239,"freq_skew":1.294645,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AY087T","msg_num":"F70","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":102960},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509585,"noise_level":-29.948961,"freq_skew":1.725196,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":103175},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550305,"noise_level":-30.940411,"freq_skew":1.301868,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":141,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[37,13,58,111]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28551,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[130,146,244,156]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":104166},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751125,"noise_level":-30.940411,"freq_skew":-3.441992,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":49,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[168,87,171,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":104166},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.751125,"noise_level":-30.940411,"freq_skew":-3.441992,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":50,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[163,101,91,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":864710},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194016,"noise_level":-30.663469,"freq_skew":0.829701,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46411,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[213,86,201,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":864936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965636,"noise_level":-30.663469,"freq_skew":-3.394308,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":865000},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758213,"noise_level":-31.500427,"freq_skew":-0.153918,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"TP473H","msg_num":"M19","msg_num_seq":"A","msg_text":"192450,32998, 4030,N4111.37 W00613.42"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":867711},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791499,"noise_level":-31.211472,"freq_skew":1.552772,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"AY087T","msg_num":"F71","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN42539W008096,DEMOS,192504,340,LOTEE,194148,AZFIC,M49,20374,251262E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":868332},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378803,"noise_level":-31.179951,"freq_skew":0.185697,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":655,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042706,"usec":870656},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315538,"noise_level":-30.931818,"freq_skew":0.708719,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042707,"usec":625081},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334875,"noise_level":-30.870876,"freq_skew":1.372080,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042707,"usec":628428},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091907,"noise_level":-30.572424,"freq_skew":0.673024,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042707,"usec":630720},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217561,"noise_level":-30.770466,"freq_skew":0.794277,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042707,"usec":632649},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673327,"noise_level":-31.378742,"freq_skew":-2.586489,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042708,"usec":396468},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189879,"noise_level":-31.124947,"freq_skew":0.671812,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":63413,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042708,"usec":396675},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532801,"noise_level":-32.067875,"freq_skew":1.451158,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042708,"usec":399411},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034759,"noise_level":-31.759750,"freq_skew":1.536579,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":146139},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306553,"noise_level":-31.429745,"freq_skew":1.349159,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":307,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":147234},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480641,"noise_level":-31.333138,"freq_skew":0.656754,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":150106},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.319961,"noise_level":-31.080654,"freq_skew":1.746352,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5981,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":151969},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057989,"noise_level":-31.855770,"freq_skew":-0.144884,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":908863},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582832,"noise_level":-31.761917,"freq_skew":-3.418948,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":51,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[13,241,246,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":909282},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428913,"noise_level":-31.728340,"freq_skew":0.632636,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":916007},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190087,"noise_level":-31.303226,"freq_skew":0.723527,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":916170},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.567747,"noise_level":-31.303226,"freq_skew":1.417288,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"9","ack":"O","flight":"AY087T","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042709,"usec":918065},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654323,"noise_level":-31.239634,"freq_skew":1.237770,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28551,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[82,183,133,22]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":8}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042710,"usec":668242},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935513,"noise_level":-31.468222,"freq_skew":1.434537,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"38","blk_id":"0","ack":"!","flight":"AY087T","msg_num":"M53","msg_num_seq":"A","msg_text":"/AY1732/261026/W  8.163/N 42.892/34029/-------/      /- 49/20255/ 74\r\n/113/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042710,"usec":670411},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259892,"noise_level":-31.243477,"freq_skew":0.597568,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[43,35,251,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042711,"usec":432741},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.959033,"noise_level":-30.780609,"freq_skew":1.118365,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042711,"usec":436053},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489208,"noise_level":-30.456196,"freq_skew":1.360645,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042711,"usec":436598},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592274,"noise_level":-30.427294,"freq_skew":-0.021849,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":626,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042711,"usec":439815},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168927,"noise_level":-30.637310,"freq_skew":0.580597,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[163,28,129,69]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042712,"usec":199117},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589732,"noise_level":-30.549086,"freq_skew":1.237267,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042712,"usec":201672},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412799,"noise_level":-30.346645,"freq_skew":-0.822199,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042712,"usec":206750},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792710,"noise_level":-30.738377,"freq_skew":1.458502,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042712,"usec":954995},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576425,"noise_level":-30.520947,"freq_skew":-3.508745,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":51,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[13,241,246,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042712,"usec":955748},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514685,"noise_level":-30.462811,"freq_skew":-2.779825,"avlc":{"src":{"addr":"34324E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEZL"},{"name":"ac_location","value":{"loc":{"lat":39.900002,"lon":-3.800000},"alt":25000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042712,"usec":956782},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657742,"noise_level":-30.376331,"freq_skew":1.377277,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":143,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[152,172,53,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042712,"usec":958665},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212382,"noise_level":-30.290707,"freq_skew":0.825746,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042712,"usec":960736},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637622,"noise_level":-30.998146,"freq_skew":-2.737221,"avlc":{"src":{"addr":"34324E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KUB","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB06CK","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042713,"usec":720739},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783250,"noise_level":-31.046259,"freq_skew":-2.816762,"avlc":{"src":{"addr":"34324E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15031116","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,50,78,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042713,"usec":726090},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369334,"noise_level":-31.544849,"freq_skew":0.714155,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042713,"usec":729796},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440806,"noise_level":-31.286228,"freq_skew":0.267200,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042713,"usec":730093},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439297,"noise_level":-31.286228,"freq_skew":1.171912,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"IB07DW","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042714,"usec":490926},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710726,"noise_level":-31.818590,"freq_skew":-2.824852,"avlc":{"src":{"addr":"34324E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042714,"usec":494545},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536721,"noise_level":-31.453848,"freq_skew":1.165503,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042714,"usec":497495},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903760,"noise_level":-31.723934,"freq_skew":-0.072970,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042714,"usec":498395},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892559,"noise_level":-31.690502,"freq_skew":1.509703,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"1","ack":"P","flight":"AY087T","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042715,"usec":243523},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591202,"noise_level":-31.078568,"freq_skew":1.571070,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":401,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042716,"usec":7328},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590207,"noise_level":-31.461649,"freq_skew":-3.521471,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":51,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[13,241,246,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042716,"usec":11279},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.651222,"noise_level":-31.049091,"freq_skew":1.413708,"avlc":{"src":{"addr":"40772F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":165,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63865,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[88,77,150,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042716,"usec":14755},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284778,"noise_level":-30.956604,"freq_skew":0.837099,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042716,"usec":769093},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758145,"noise_level":-30.537567,"freq_skew":0.411564,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[52,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042716,"usec":770298},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637792,"noise_level":-31.185936,"freq_skew":1.371019,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[113,165,58,114]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042716,"usec":772648},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.036478,"noise_level":-30.968288,"freq_skew":0.616102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[0,21]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042716,"usec":772829},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672748,"noise_level":-30.968288,"freq_skew":-0.118233,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":626,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042717,"usec":528746},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483123,"noise_level":-30.816582,"freq_skew":1.067090,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"_d","blk_id":"3","ack":"V","flight":"IB07DW","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042717,"usec":530125},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196127,"noise_level":-30.726526,"freq_skew":0.610982,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":63670,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042717,"usec":532686},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637714,"noise_level":-31.306040,"freq_skew":1.688776,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"9","ack":"S","flight":"NT5483","msg_num":"M63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042717,"usec":533673},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.940622,"noise_level":-31.242426,"freq_skew":0.830294,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":822,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":14,"variable_part_params":[{"name":"atn_checksum","value":[68,58,105,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042717,"usec":534963},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905989,"noise_level":-32.267918,"freq_skew":0.437059,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042718,"usec":292552},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630520,"noise_level":-32.695877,"freq_skew":1.861608,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042718,"usec":293360},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275086,"noise_level":-32.621273,"freq_skew":0.584282,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61764,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042718,"usec":295460},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640763,"noise_level":-33.036697,"freq_skew":-0.002197,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":684,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042719,"usec":57677},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519166,"noise_level":-32.290443,"freq_skew":0.778969,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042719,"usec":59731},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364576,"noise_level":-32.183838,"freq_skew":0.662547,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042719,"usec":62883},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772891,"noise_level":-31.940060,"freq_skew":-3.381014,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":52,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28529,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[253,36,221,120]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28529,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[100,235,11,97]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042719,"usec":819804},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718227,"noise_level":-31.279037,"freq_skew":0.805910,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[0,21]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042720,"usec":575832},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790878,"noise_level":-30.784206,"freq_skew":-3.673316,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[87,186,64,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042720,"usec":579174},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.147640,"noise_level":-30.459660,"freq_skew":0.800647,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[253,68,103,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042720,"usec":580262},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951166,"noise_level":-30.401932,"freq_skew":-3.379991,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042721,"usec":336299},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866901,"noise_level":-30.063400,"freq_skew":-0.008904,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042721,"usec":338749},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814117,"noise_level":-29.844826,"freq_skew":-1.870610,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[51,223,227,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042721,"usec":341752},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146722,"noise_level":-29.631618,"freq_skew":-3.471684,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042721,"usec":342415},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844641,"noise_level":-29.875605,"freq_skew":1.622747,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042722,"usec":103343},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721478,"noise_level":-29.717386,"freq_skew":1.786182,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-4.100000},"alt":30000}},{"name":"alternate_ground_stations","value":["119A8A","119A6A","1298AA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042722,"usec":106994},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440608,"noise_level":-29.559307,"freq_skew":2.647143,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3133,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042722,"usec":109431},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186903,"noise_level":-29.429737,"freq_skew":0.876694,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042722,"usec":857678},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984445,"noise_level":-29.101631,"freq_skew":1.959451,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"9","ack":"S","flight":"NT5483","msg_num":"M63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042722,"usec":860164},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137202,"noise_level":-29.003122,"freq_skew":0.663569,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[0,21]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042722,"usec":860649},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834618,"noise_level":-29.331474,"freq_skew":1.519776,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AY087T","msg_num":"D17","msg_num_seq":"A","sublabel":"DF","msg_text":"A02/A32102,1,1/CCOH-LZL,OCT26,192513,LPMA,EFHK,0087/C106,00000,8100,51,0010,0,0100,51,X/CEN209,34025,275,793,7647,256,I62080/CNN209,34044,275,794,7647,256/EC017202,04833,01641,73,57,--/EE017079,04833,01641,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042723,"usec":623753},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588622,"noise_level":-28.982527,"freq_skew":0.061382,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":626,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042723,"usec":626311},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039682,"noise_level":-28.813173,"freq_skew":2.872261,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042723,"usec":628295},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810441,"noise_level":-29.828779,"freq_skew":0.653224,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042723,"usec":630747},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.098587,"noise_level":-30.603844,"freq_skew":0.815314,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042724,"usec":391467},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432692,"noise_level":-30.314276,"freq_skew":1.798081,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4137,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042724,"usec":397254},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680081,"noise_level":-30.780689,"freq_skew":-3.378608,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":53,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28529,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[40,119,206,178]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042724,"usec":397254},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.680081,"noise_level":-30.780689,"freq_skew":-3.378608,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":54,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44723,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[97,16,30,217]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":23}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042725,"usec":910194},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725811,"noise_level":-29.895781,"freq_skew":-3.080016,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":242,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042725,"usec":910608},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486394,"noise_level":-29.868683,"freq_skew":0.516243,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZE","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"FR10KC","msg_num":"M27","msg_num_seq":"A","msg_text":"192524,35998,2203, 191,N 43.063 W  4.765"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042725,"usec":911582},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591477,"noise_level":-29.787895,"freq_skew":-3.579728,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":55,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":51,"dst_ref":28529,"variable_part_params":[{"name":"atn_checksum","value":[118,174,166,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042725,"usec":916318},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183363,"noise_level":-29.420513,"freq_skew":0.743721,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042725,"usec":916478},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840496,"noise_level":-29.420513,"freq_skew":-3.448977,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042726,"usec":681714},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268604,"noise_level":-29.249355,"freq_skew":2.218525,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[154,117]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042726,"usec":685578},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360107,"noise_level":-29.099499,"freq_skew":0.826111,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZE","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042726,"usec":686667},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810890,"noise_level":-30.002211,"freq_skew":1.480801,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"AY087T","msg_num":"D17","msg_num_seq":"B","sublabel":"DF","msg_text":"73/N11411,1413,4040,0829,0859,1399,08683/N21412,1413,4105,0832,0860,1423,08744/S114500,0637,1506,4335,07754,067/S214765,0661,1500,4302,07757,067/T1097,083,00,028,41,180,05484,N203/T2097,083,00,022,44,169,05"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042727,"usec":433418},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259164,"noise_level":-29.652197,"freq_skew":0.620369,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":63926,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042727,"usec":433560},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357316,"noise_level":-29.652197,"freq_skew":1.668299,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042727,"usec":435961},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919746,"noise_level":-29.692867,"freq_skew":-2.162721,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":216,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":61,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042727,"usec":438959},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482514,"noise_level":-29.483315,"freq_skew":1.809047,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"0","ack":"T","flight":"NT5483","msg_num":"M64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042727,"usec":439170},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425013,"noise_level":-29.483315,"freq_skew":0.697253,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46449,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":55,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[184,254,214,195]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":26}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":119.630000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042727,"usec":441919},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456385,"noise_level":-29.457470,"freq_skew":2.346123,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4994,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":196680},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516451,"noise_level":-29.431705,"freq_skew":-3.674156,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":196680},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.516451,"noise_level":-29.431705,"freq_skew":-3.674156,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":56,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[23,5,86,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":197408},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774836,"noise_level":-29.380402,"freq_skew":1.456759,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AY087T","msg_num":"D17","msg_num_seq":"C","sublabel":"DF","msg_text":"480,N206/V103D04,00208,08000,231,115,N018/V203D04,00208,08000,246,114,N022/V3002,000,156/V4009,002,040/X105566,N005,0021,0001,-----,----/X205780,N005,0021,0001,-----,----/X30004,0015,0008,0016,N007,0000,000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":199299},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780974,"noise_level":-29.228287,"freq_skew":0.487445,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":200057},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734649,"noise_level":-29.178165,"freq_skew":-3.741069,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[172,135,114,123]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28396,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[71,119,240,238]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":959100},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322403,"noise_level":-29.412403,"freq_skew":0.670981,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46450,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[119,184,183,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":959259},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693279,"noise_level":-29.412403,"freq_skew":-3.071061,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":242,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":959943},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756474,"noise_level":-29.386772,"freq_skew":-3.408558,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":57,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[108,209,136,206]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44723,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[219,72,158,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":961322},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003936,"noise_level":-29.900658,"freq_skew":-0.167766,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042728,"usec":962511},"freq":136975000,"burst_len_octets":188,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831586,"noise_level":-29.819574,"freq_skew":1.292666,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AY087T","msg_num":"D17","msg_num_seq":"D","sublabel":"DF","msg_text":"A02/A32102,1,1/CCOH-LZL,OCT26,192513,LPMA,EFHK,0087/C106,00000,8100,51,0010,0,0100,51,X/CEN209,34025,275,793,7647,256,I62080/CNN209,34044,275,794,7647,256/EC017202,04833,01641,73,57,--/EE017079,04833,01641,73/N11411,1413,4040,0829,0859,1399,08683/N21412,1413,4105,0832,0860,1423,08744/S114500,0637,1506,4335,07754,067/S214765,0661,1500,4302,07757,067/T1097,083,00,028,41,180,05484,N203/T2097,083,00,022,44,169,05480,N206/V103D04,00208,08000,231,115,N018/V203D04,00208,08000,246,114,N022/V3002,000,156/V4009,002,040/X105566,N005,0021,0001,-----,----/X205780,N005,0021,0001,-----,----/X30004,0015,0008,0016,N007,0000,0000/X40000,0000,0000,0000,0000,0000/X50000,0000,0000,0000,XXXX,XXXX/X60462,W0081,N429,074,202,N014,XXXX/X70462,W0081,N429,074,202,N012,XXXX,/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042729,"usec":723719},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844871,"noise_level":-29.450878,"freq_skew":0.906678,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":232,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042729,"usec":726625},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019251,"noise_level":-29.221867,"freq_skew":-3.675782,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042729,"usec":731475},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577390,"noise_level":-29.023247,"freq_skew":2.305220,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[96,228]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042730,"usec":482004},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.550571,"noise_level":-29.096245,"freq_skew":2.266868,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2816,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[89,238]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042730,"usec":482174},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557691,"noise_level":-29.096245,"freq_skew":-3.390941,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042730,"usec":482282},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353001,"noise_level":-30.000601,"freq_skew":0.638553,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042730,"usec":486273},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794035,"noise_level":-29.650650,"freq_skew":1.550903,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042730,"usec":488669},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.403330,"noise_level":-29.467897,"freq_skew":3.127827,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042731,"usec":245583},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.820571,"noise_level":-29.288910,"freq_skew":2.497433,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":39.700001,"lon":-7.900000},"alt":28000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042731,"usec":246059},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871488,"noise_level":-29.263639,"freq_skew":2.480425,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"EC81CR","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042731,"usec":246803},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.063011,"noise_level":-29.213316,"freq_skew":2.554800,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042731,"usec":248251},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729173,"noise_level":-29.088768,"freq_skew":0.225397,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-4.200000},"alt":15000}},{"name":"alternate_ground_stations","value":["1191CA","1192CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042732,"usec":6069},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467693,"noise_level":-28.796949,"freq_skew":2.006052,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5034,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042732,"usec":11463},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144463,"noise_level":-28.399632,"freq_skew":2.358325,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042732,"usec":12874},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225376,"noise_level":-28.308727,"freq_skew":0.575488,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042732,"usec":13798},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771094,"noise_level":-28.263628,"freq_skew":-2.463315,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":216,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":61,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042732,"usec":764852},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.217998,"noise_level":-29.013206,"freq_skew":-2.862954,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042732,"usec":769083},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529137,"noise_level":-28.834183,"freq_skew":0.184035,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTZ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TP1020","msg_num":"M10","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042732,"usec":775068},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789160,"noise_level":-28.738642,"freq_skew":0.001581,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251232","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,154,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042733,"usec":531861},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925457,"noise_level":-28.321251,"freq_skew":2.345798,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042734,"usec":292097},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661298,"noise_level":-28.300676,"freq_skew":-0.409974,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[223,85,167,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042734,"usec":297049},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564574,"noise_level":-28.011902,"freq_skew":1.670544,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"0","ack":"T","flight":"NT5483","msg_num":"M64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042735,"usec":47396},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.101590,"noise_level":-27.669182,"freq_skew":0.238642,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042735,"usec":51942},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509566,"noise_level":-27.671734,"freq_skew":1.884632,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-1.600000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042735,"usec":814704},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775824,"noise_level":-27.464142,"freq_skew":1.755747,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNJ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"TP437X","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042735,"usec":814704},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.775824,"noise_level":-27.464142,"freq_skew":1.755747,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250712","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,202,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042735,"usec":816028},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898992,"noise_level":-27.402821,"freq_skew":-0.086456,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":716,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28294,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[44,54,113,219]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042735,"usec":816762},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567758,"noise_level":-27.362177,"freq_skew":-3.647128,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28396,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[182,116,103,18]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":34}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042736,"usec":581760},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419576,"noise_level":-27.397642,"freq_skew":0.846650,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":64164,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042736,"usec":582167},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328079,"noise_level":-27.357023,"freq_skew":0.655233,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":55,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[204,133,233,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042736,"usec":582733},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952097,"noise_level":-27.336786,"freq_skew":1.970946,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042736,"usec":583324},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.906808,"noise_level":-27.296450,"freq_skew":3.021831,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042736,"usec":588163},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388613,"noise_level":-27.136957,"freq_skew":-1.196752,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.500000,"lon":-3.700000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042736,"usec":589196},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123982,"noise_level":-27.077894,"freq_skew":0.830759,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":55,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[230,239,106,202]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042737,"usec":338699},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725662,"noise_level":-28.182262,"freq_skew":-3.698147,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042737,"usec":342565},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668523,"noise_level":-27.897337,"freq_skew":1.938013,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":837,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[169,239,59,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042737,"usec":342900},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.112994,"noise_level":-29.089088,"freq_skew":0.715941,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":64192,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":101062},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523444,"noise_level":-29.503538,"freq_skew":2.843457,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEV","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"FR3445","msg_num":"M09","msg_num_seq":"A","msg_text":"192535,38008,2134, 138,N 39.689 W  7.057"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":103170},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.089606,"noise_level":-29.898920,"freq_skew":0.748920,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":103275},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899597,"noise_level":-29.898920,"freq_skew":-3.621241,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[2,84,164,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":104632},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621195,"noise_level":-30.588408,"freq_skew":-0.394633,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[223,85,167,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":106186},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877376,"noise_level":-30.442675,"freq_skew":-0.010094,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LZE","mode":"2","label":"SA","blk_id":"7","ack":"!","flight":"OS0454","msg_num":"S64","msg_num_seq":"A","msg_text":"0LH192537V","media-adv":{"err":false,"version":0,"current_link":{"code":"H","descr":"HF","established":false,"time":{"hour":19,"min":25,"sec":37}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":107937},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612022,"noise_level":-30.327826,"freq_skew":0.594717,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":861760},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879460,"noise_level":-30.581339,"freq_skew":2.300065,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":862081},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.448325,"noise_level":-31.090452,"freq_skew":0.901483,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2749,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[109,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":862353},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268170,"noise_level":-32.141243,"freq_skew":0.769536,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":64226,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":864976},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183958,"noise_level":-31.864531,"freq_skew":0.579920,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEV","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":866082},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194363,"noise_level":-31.762997,"freq_skew":0.681434,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[164,89]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042738,"usec":867355},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591819,"noise_level":-31.596363,"freq_skew":-0.960499,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":770,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":19,"variable_part_params":[{"name":"atn_checksum","value":[177,20,168,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042739,"usec":627127},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802280,"noise_level":-31.432865,"freq_skew":-2.137812,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"TP05RP","msg_num":"M45","msg_num_seq":"A","msg_text":"1925,37003,9800,N 430719,W  63744"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042739,"usec":627338},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081400,"noise_level":-31.432865,"freq_skew":-3.787073,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042739,"usec":628215},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665012,"noise_level":-31.336224,"freq_skew":1.742862,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"0","ack":"T","flight":"NT5483","msg_num":"M64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042739,"usec":633852},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.010550,"noise_level":-30.808020,"freq_skew":0.863029,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042740,"usec":387878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571248,"noise_level":-30.777927,"freq_skew":2.897438,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042740,"usec":388629},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.163945,"noise_level":-30.718052,"freq_skew":0.776261,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042740,"usec":390666},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775823,"noise_level":-31.716040,"freq_skew":2.084381,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042740,"usec":391495},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818655,"noise_level":-31.616215,"freq_skew":-1.016258,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042740,"usec":392663},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694547,"noise_level":-31.517525,"freq_skew":1.991545,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,64,149,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042740,"usec":395122},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136093,"noise_level":-31.291515,"freq_skew":0.638386,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042741,"usec":148889},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051110,"noise_level":-31.943821,"freq_skew":0.719330,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[173,89,147,139]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042741,"usec":150085},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664734,"noise_level":-31.807472,"freq_skew":-3.771269,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":236,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042741,"usec":155580},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013225,"noise_level":-31.314419,"freq_skew":-2.016211,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042741,"usec":914105},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654063,"noise_level":-31.740122,"freq_skew":2.122765,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042741,"usec":914247},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207818,"noise_level":-32.602283,"freq_skew":-0.269129,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[223,85,167,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042741,"usec":914510},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297076,"noise_level":-32.602283,"freq_skew":0.706822,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344699","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042741,"usec":916391},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398688,"noise_level":-32.987038,"freq_skew":0.591120,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LFOB"},{"name":"ac_location","value":{"loc":{"lat":44.400002,"lon":-3.800000},"alt":36000}},{"name":"alternate_ground_stations","value":["109F8A","119A8A","119C1A","11905A","11928A","119A6A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042741,"usec":922326},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540010,"noise_level":-32.460930,"freq_skew":0.784572,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5583,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042742,"usec":671840},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990614,"noise_level":-32.174015,"freq_skew":-0.095445,"avlc":{"src":{"addr":"440604","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042742,"usec":676024},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280274,"noise_level":-31.794367,"freq_skew":0.670134,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042742,"usec":677349},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512836,"noise_level":-32.021736,"freq_skew":0.668048,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23127770","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,175,248,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042743,"usec":438170},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459716,"noise_level":-31.419146,"freq_skew":0.675947,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR514W","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042743,"usec":442448},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611274,"noise_level":-31.164186,"freq_skew":0.143519,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":44,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[101,61,61,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":197146},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694819,"noise_level":-30.765205,"freq_skew":0.547256,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":955421},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427972,"noise_level":-30.213184,"freq_skew":-0.979790,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.500000,"lon":-3.700000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":955877},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523411,"noise_level":-30.817186,"freq_skew":-0.025280,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":956427},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206725,"noise_level":-30.787064,"freq_skew":-0.978510,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":963104},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945212,"noise_level":-31.118288,"freq_skew":-0.829707,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":90,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":963711},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658236,"noise_level":-31.087103,"freq_skew":-0.394879,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[223,85,167,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":966194},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511794,"noise_level":-30.932835,"freq_skew":-1.168081,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"LH005D","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":966194},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.511794,"noise_level":-30.932835,"freq_skew":-1.168081,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,76,0,77,36,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042744,"usec":967565},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867402,"noise_level":-30.871885,"freq_skew":-3.391491,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042745,"usec":715881},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566358,"noise_level":-30.811363,"freq_skew":0.595446,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042745,"usec":720200},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398030,"noise_level":-30.739586,"freq_skew":0.686367,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042745,"usec":720292},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211981,"noise_level":-30.709728,"freq_skew":0.700975,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46486,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042745,"usec":721642},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744591,"noise_level":-30.591318,"freq_skew":-0.094267,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[87,184,147,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042745,"usec":723284},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.110373,"noise_level":-30.474499,"freq_skew":1.690618,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-6.100000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":481643},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596455,"noise_level":-31.461876,"freq_skew":-1.019234,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":481826},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956219,"noise_level":-31.429436,"freq_skew":-0.992492,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":482536},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932753,"noise_level":-31.364914,"freq_skew":0.433614,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":483597},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687674,"noise_level":-31.269024,"freq_skew":-3.370856,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":483952},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725260,"noise_level":-32.012184,"freq_skew":1.824081,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":2}},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-4.100000},"alt":30000}},{"name":"alternate_ground_stations","value":["119A8A","119A6A","1298AA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":485350},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119150,"noise_level":-31.874767,"freq_skew":0.664533,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":485889},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457634,"noise_level":-31.840748,"freq_skew":1.692397,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"HN05ED","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":485889},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.457634,"noise_level":-31.840748,"freq_skew":1.692397,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042746,"usec":487339},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003850,"noise_level":-32.300789,"freq_skew":2.171803,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28612,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[82,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042747,"usec":242349},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.084450,"noise_level":-32.019028,"freq_skew":2.049858,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":596,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44583,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[2,14,174,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042747,"usec":248664},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166373,"noise_level":-31.352194,"freq_skew":0.835024,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":64432,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042747,"usec":248805},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419911,"noise_level":-31.352194,"freq_skew":1.836207,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"EGGW"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042747,"usec":248960},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-14.278374,"noise_level":-31.352194,"freq_skew":1.924386,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44583,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[202,224,170,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042747,"usec":249196},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926789,"noise_level":-31.320160,"freq_skew":1.471894,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":5465},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519636,"noise_level":-30.944681,"freq_skew":1.703316,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPI","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"FR01GZ","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":8164},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788561,"noise_level":-30.823044,"freq_skew":2.332349,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":8921},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754323,"noise_level":-30.732922,"freq_skew":1.988812,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":9118},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.713138,"noise_level":-30.703089,"freq_skew":2.806405,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"_d","blk_id":"9","ack":"W","flight":"EC43LM","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":10192},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273268,"noise_level":-30.614197,"freq_skew":1.604041,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23122355","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,164,237,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":768135},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833847,"noise_level":-30.832117,"freq_skew":-0.862097,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":768291},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461205,"noise_level":-30.801941,"freq_skew":1.560527,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":768522},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554130,"noise_level":-30.801941,"freq_skew":1.867240,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"NT5483","msg_num":"M65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":768522},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.554130,"noise_level":-30.801941,"freq_skew":1.867240,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,73,66,66,0,52,130,18,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":770207},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.055953,"noise_level":-30.652611,"freq_skew":0.604898,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042748,"usec":772271},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926677,"noise_level":-30.447771,"freq_skew":-1.030584,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042749,"usec":532351},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248454,"noise_level":-29.860743,"freq_skew":0.869262,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":64485,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042749,"usec":536475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022533,"noise_level":-30.365646,"freq_skew":1.743372,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042749,"usec":538441},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346785,"noise_level":-31.413414,"freq_skew":0.645422,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042750,"usec":293851},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474977,"noise_level":-31.173000,"freq_skew":2.676638,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042750,"usec":296860},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584912,"noise_level":-30.864170,"freq_skew":0.456539,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":49796},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617655,"noise_level":-30.773621,"freq_skew":2.864938,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3888,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[77,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":50265},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832930,"noise_level":-30.743647,"freq_skew":2.090757,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44583,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[202,224,170,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":56506},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165154,"noise_level":-30.449463,"freq_skew":0.720122,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46494,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":5,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[228,58]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":58759},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.070663,"noise_level":-30.306025,"freq_skew":0.635750,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":60166},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.660068,"noise_level":-30.869099,"freq_skew":2.991033,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"_d","blk_id":"9","ack":"W","flight":"EC43LM","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":815531},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465174,"noise_level":-30.808594,"freq_skew":1.873572,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":816101},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890507,"noise_level":-31.197899,"freq_skew":-3.469214,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":58,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":816209},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119617,"noise_level":-31.197899,"freq_skew":0.806592,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":819568},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928828,"noise_level":-31.551676,"freq_skew":2.498570,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":823255},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376146,"noise_level":-32.034283,"freq_skew":2.087464,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":826284},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874027,"noise_level":-31.828445,"freq_skew":3.066322,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042751,"usec":826463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899631,"noise_level":-31.828445,"freq_skew":3.149895,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042752,"usec":578845},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.986620,"noise_level":-31.366320,"freq_skew":0.582858,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042752,"usec":579937},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264366,"noise_level":-31.270412,"freq_skew":2.497259,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":8206,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28541,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[167,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042752,"usec":583317},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698433,"noise_level":-30.988886,"freq_skew":0.400434,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[205,180,229,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042752,"usec":583650},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752273,"noise_level":-31.754642,"freq_skew":-0.102818,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB07RA","msg_num":"D07","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243861,1,1,TB000000/REP033,00,00,1/POSDMU,192544, 42.930,-  2.315,  5661,360\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042753,"usec":338225},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247864,"noise_level":-31.674377,"freq_skew":0.755709,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[183,145,87,225]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042753,"usec":338977},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595212,"noise_level":-32.430031,"freq_skew":1.831687,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042753,"usec":342771},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661335,"noise_level":-32.686584,"freq_skew":-1.186228,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-2.300000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":103471},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731776,"noise_level":-32.575035,"freq_skew":-1.007850,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":771,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[89,137,44,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":104004},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156140,"noise_level":-32.848156,"freq_skew":0.849876,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":104720},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748161,"noise_level":-32.772240,"freq_skew":-3.696180,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":104775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917750,"noise_level":-32.772240,"freq_skew":0.658121,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":107663},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698726,"noise_level":-33.221279,"freq_skew":-1.888701,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.500000,"lon":-6.400000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":108677},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763578,"noise_level":-33.221279,"freq_skew":-0.951444,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"LH02NZ","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":108677},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.763578,"noise_level":-33.221279,"freq_skew":-0.951444,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":109818},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364140,"noise_level":-33.664116,"freq_skew":0.967934,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":451,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":110314},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216695,"noise_level":-33.747086,"freq_skew":2.026440,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5035,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[181,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":110400},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185097,"noise_level":-33.747086,"freq_skew":0.829156,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":110991},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.094675,"noise_level":-34.117157,"freq_skew":0.731235,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":111506},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772325,"noise_level":-34.073143,"freq_skew":1.963896,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44583,"credit":4,"rseq":9,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":9,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[202,224,170,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":864468},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596193,"noise_level":-33.942429,"freq_skew":-1.832227,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TP0835","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":864468},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.596193,"noise_level":-33.942429,"freq_skew":-1.832227,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250510","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,72,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":864909},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401756,"noise_level":-33.899292,"freq_skew":-0.039485,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":866265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704371,"noise_level":-33.728851,"freq_skew":1.833222,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":867128},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290097,"noise_level":-34.606506,"freq_skew":0.712707,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46499,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":9,"variable_part_params":[{"name":"checksum","value":[182,62]},{"name":"flow_control","value":{"acked_tpdu_nr":10,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":867512},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454740,"noise_level":-34.559948,"freq_skew":1.081091,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[215,133,251,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":867673},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.999501,"noise_level":-34.559948,"freq_skew":0.802626,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":867673},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-3.999501,"noise_level":-34.559948,"freq_skew":0.802626,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":868553},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096339,"noise_level":-34.467579,"freq_skew":0.708377,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22250510","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042754,"usec":870345},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293521,"noise_level":-34.285736,"freq_skew":-1.022863,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042755,"usec":628239},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864406,"noise_level":-34.008881,"freq_skew":-1.932434,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042756,"usec":384136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738371,"noise_level":-33.583691,"freq_skew":2.042792,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042756,"usec":385120},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460483,"noise_level":-33.853428,"freq_skew":0.671847,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042756,"usec":385498},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.529257,"noise_level":-33.810730,"freq_skew":3.102826,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"_d","blk_id":"0","ack":"A","flight":"EC43LM","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042756,"usec":388993},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284458,"noise_level":-33.354393,"freq_skew":0.680700,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61805,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042756,"usec":389081},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613658,"noise_level":-34.071499,"freq_skew":0.544506,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"TP37CN","msg_num":"F46","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40134W003133,AKOKI,192554,330,GOTOR,192929,TLD,M46,22226,88B9C4"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042756,"usec":390398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385607,"noise_level":-33.897682,"freq_skew":0.881124,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042757,"usec":158393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798206,"noise_level":-33.643307,"freq_skew":-2.058066,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042757,"usec":160388},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.403853,"noise_level":-33.765015,"freq_skew":3.038862,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"_d","blk_id":"1","ack":"B","flight":"EC43LM","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042757,"usec":161573},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230733,"noise_level":-33.638824,"freq_skew":0.643412,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":1,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[3,182]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":136.030000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042757,"usec":904635},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502135,"noise_level":-33.540989,"freq_skew":0.736890,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":451,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042757,"usec":910680},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126280,"noise_level":-33.020130,"freq_skew":0.628093,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042757,"usec":911463},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727640,"noise_level":-32.981327,"freq_skew":-0.301866,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":584,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042757,"usec":913798},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968835,"noise_level":-32.752090,"freq_skew":-0.994974,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":772,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042758,"usec":674438},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959731,"noise_level":-32.382980,"freq_skew":0.724676,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":233,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28381,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[157,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042758,"usec":674981},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939010,"noise_level":-32.346920,"freq_skew":-1.087990,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042758,"usec":677379},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350645,"noise_level":-32.098583,"freq_skew":0.722424,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[90,102]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042758,"usec":678480},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061952,"noise_level":-32.028919,"freq_skew":0.470892,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042758,"usec":678923},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300776,"noise_level":-31.959805,"freq_skew":0.789867,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042758,"usec":679698},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141489,"noise_level":-31.891235,"freq_skew":0.600510,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042759,"usec":433640},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141260,"noise_level":-31.755705,"freq_skew":0.614919,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61805,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042759,"usec":438225},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733329,"noise_level":-31.609306,"freq_skew":0.714456,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28381,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":25,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042759,"usec":439711},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.497504,"noise_level":-31.864418,"freq_skew":2.566496,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":192548},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142190,"noise_level":-31.596251,"freq_skew":0.774493,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46511,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":1,"credit":10,"rseq":9,"variable_part_params":[{"name":"checksum","value":[94,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":193477},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529517,"noise_level":-32.301479,"freq_skew":1.764087,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":402,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,113,87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":195449},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606701,"noise_level":-32.124298,"freq_skew":0.728667,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[226,31]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":960191},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.944955,"noise_level":-31.758675,"freq_skew":0.645907,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":961633},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646110,"noise_level":-31.658363,"freq_skew":0.736031,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":451,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":963077},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595552,"noise_level":-31.772923,"freq_skew":0.979629,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":452,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[215,133,251,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":964812},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078400,"noise_level":-31.639212,"freq_skew":-0.039022,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":965284},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454101,"noise_level":-32.110146,"freq_skew":1.656965,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042760,"usec":966021},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345672,"noise_level":-32.040390,"freq_skew":0.835292,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":64821,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042761,"usec":717977},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473602,"noise_level":-31.936789,"freq_skew":1.851879,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"0","ack":"T","flight":"NT5483","msg_num":"M64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042761,"usec":718144},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405550,"noise_level":-31.936789,"freq_skew":1.695598,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[106,100,222,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042761,"usec":718291},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652700,"noise_level":-31.936789,"freq_skew":0.513903,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-3.200000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042761,"usec":718291},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.652700,"noise_level":-31.936789,"freq_skew":0.513903,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TP37CN","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042761,"usec":718291},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.652700,"noise_level":-31.936789,"freq_skew":0.513903,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251301","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,193,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042761,"usec":719289},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055737,"noise_level":-31.983322,"freq_skew":0.784301,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042761,"usec":723342},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.227012,"noise_level":-31.902277,"freq_skew":0.806632,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2750,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042762,"usec":479743},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391348,"noise_level":-31.699507,"freq_skew":0.342136,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4028,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8485,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[38,177]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042762,"usec":480592},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651729,"noise_level":-31.632957,"freq_skew":-1.015581,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042762,"usec":481670},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926508,"noise_level":-31.879982,"freq_skew":0.235654,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042762,"usec":482010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.271865,"noise_level":-32.322880,"freq_skew":0.916169,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042762,"usec":486221},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445826,"noise_level":-33.144554,"freq_skew":0.686828,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042762,"usec":486726},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925917,"noise_level":-33.105198,"freq_skew":1.775675,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042762,"usec":489256},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558580,"noise_level":-33.166473,"freq_skew":-0.977966,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":173,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[15,102,238,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042763,"usec":240271},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178443,"noise_level":-32.996887,"freq_skew":0.671771,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042763,"usec":242423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.187166,"noise_level":-32.729549,"freq_skew":2.513018,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042763,"usec":246370},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640938,"noise_level":-32.617451,"freq_skew":-0.198732,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042763,"usec":253034},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844056,"noise_level":-32.218369,"freq_skew":0.324632,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042764,"usec":8373},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701242,"noise_level":-32.628242,"freq_skew":1.274994,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":384,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042764,"usec":8463},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316435,"noise_level":-32.628242,"freq_skew":0.853336,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042764,"usec":11463},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592811,"noise_level":-32.299969,"freq_skew":2.219566,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR76VB","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042764,"usec":12781},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127234,"noise_level":-32.193245,"freq_skew":0.828271,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":2}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042764,"usec":773902},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389415,"noise_level":-32.481018,"freq_skew":2.245681,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23121277","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,162,191,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042764,"usec":775105},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201047,"noise_level":-32.372059,"freq_skew":0.834683,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":3}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042764,"usec":777817},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934692,"noise_level":-32.695862,"freq_skew":-0.888118,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":91,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[145,146,14,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042764,"usec":779049},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368944,"noise_level":-32.584194,"freq_skew":2.346920,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":2}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042765,"usec":530102},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640742,"noise_level":-32.116226,"freq_skew":0.508314,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":654,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042765,"usec":531090},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165051,"noise_level":-32.046417,"freq_skew":2.307157,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":3}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042765,"usec":532039},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663176,"noise_level":-31.977167,"freq_skew":0.232810,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":655,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042765,"usec":532466},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586917,"noise_level":-31.942747,"freq_skew":1.125842,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610192417\r\n 393157660A10760A115BCG3A-L200-0002\r\n-3000 370080017317166 336 341 318 319\r\n-2500 370080017317166 337 340 318 318\r\n-2000 370100017317166 337 341 318 318\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042765,"usec":533262},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231726,"noise_level":-31.908463,"freq_skew":0.694018,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[13,43,78,188]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042766,"usec":296115},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119531,"noise_level":-31.895206,"freq_skew":0.580953,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042766,"usec":296669},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830213,"noise_level":-31.861111,"freq_skew":0.768020,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042766,"usec":297411},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.316594,"noise_level":-32.141052,"freq_skew":0.976735,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042766,"usec":300187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043247,"noise_level":-31.830368,"freq_skew":0.330409,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042766,"usec":300959},"freq":136975000,"burst_len_octets":181,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407060,"noise_level":-31.762810,"freq_skew":1.889848,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGGP"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-2.800000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042766,"usec":300959},"freq":136975000,"burst_len_octets":181,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.407060,"noise_level":-31.762810,"freq_skew":1.889848,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"EC92BG","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042766,"usec":300959},"freq":136975000,"burst_len_octets":181,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.407060,"noise_level":-31.762810,"freq_skew":1.889848,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":53864},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001400,"noise_level":-31.729229,"freq_skew":-1.019355,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":55864},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577374,"noise_level":-31.530415,"freq_skew":2.135446,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":60849},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602702,"noise_level":-31.083481,"freq_skew":1.149998,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370140017317266 338 340 319 318\r\n-1000 370120017417166 338 343 319 320\r\n-0500 370100017417266 338 342 318 321\r\n 1700 370100017317266 338 343 318 321\r\n+0500 370110017317166 339 342 319 321\r\n+1000 3701100"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":813419},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.825293,"noise_level":-30.959902,"freq_skew":1.358077,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":813595},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764443,"noise_level":-30.959902,"freq_skew":1.402479,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":384,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":814256},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421880,"noise_level":-31.150625,"freq_skew":0.646034,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":815950},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517685,"noise_level":-31.828659,"freq_skew":1.758648,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"EC92BG","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":817475},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793321,"noise_level":-31.660770,"freq_skew":2.156719,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR76VB","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042767,"usec":819438},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067848,"noise_level":-31.463501,"freq_skew":0.820397,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042768,"usec":574680},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421205,"noise_level":-31.820606,"freq_skew":2.363791,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23121277","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,162,191,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042768,"usec":574992},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076269,"noise_level":-31.820606,"freq_skew":0.625523,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21003045","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042768,"usec":575494},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575338,"noise_level":-31.933376,"freq_skew":1.274455,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"FR03JC","msg_num":"M36","msg_num_seq":"A","msg_text":"/EGT3.TI2/024EGT3E7FD1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042768,"usec":575976},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282947,"noise_level":-32.066692,"freq_skew":0.819100,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"23121277","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042768,"usec":576598},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681213,"noise_level":-32.031918,"freq_skew":2.090915,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042768,"usec":578654},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357062,"noise_level":-31.826136,"freq_skew":0.716747,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042768,"usec":580408},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631069,"noise_level":-32.086254,"freq_skew":0.703853,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042769,"usec":345339},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641121,"noise_level":-31.710340,"freq_skew":2.760947,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DHO","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR62FJ","msg_num":"M18","msg_num_seq":"A","msg_text":"192607,,2126, 143,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042769,"usec":345550},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246442,"noise_level":-31.676962,"freq_skew":1.836346,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042770,"usec":94403},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850079,"noise_level":-30.973282,"freq_skew":2.189171,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042770,"usec":864071},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268450,"noise_level":-30.731121,"freq_skew":1.159868,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"7","ack":"T","flight":"FR03JC","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042770,"usec":865468},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166338,"noise_level":-30.612419,"freq_skew":0.645537,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":65101,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042770,"usec":866279},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868818,"noise_level":-30.582993,"freq_skew":0.728167,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RUE","mode":"2","label":"_d","blk_id":"2","ack":"P","flight":"SK066T","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042770,"usec":869031},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672490,"noise_level":-31.178713,"freq_skew":2.708523,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042771,"usec":622799},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620003,"noise_level":-31.617229,"freq_skew":2.052356,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFPG"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-5.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042771,"usec":623081},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592101,"noise_level":-31.584202,"freq_skew":0.824615,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042771,"usec":623523},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509382,"noise_level":-31.551302,"freq_skew":1.205702,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2216,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[68,207,30,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042771,"usec":625140},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425582,"noise_level":-31.388643,"freq_skew":0.588906,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RUE","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"SK066T","msg_num":"F19","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS192610,2610262D1E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042771,"usec":625358},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683607,"noise_level":-31.388643,"freq_skew":-1.155651,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042771,"usec":626082},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.972152,"noise_level":-31.869375,"freq_skew":0.820354,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042771,"usec":629612},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396352,"noise_level":-32.038490,"freq_skew":2.050625,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"FR76VB","msg_num":"M13","msg_num_seq":"A","msg_text":"192608,,2014, 132,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":389121},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632226,"noise_level":-32.003826,"freq_skew":1.921162,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IUC","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"EC45DT","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":389121},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.632226,"noise_level":-32.003826,"freq_skew":1.921162,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21002045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,4,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":389624},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539674,"noise_level":-31.969299,"freq_skew":1.348363,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":390484},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493964,"noise_level":-31.866539,"freq_skew":1.036899,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"C","sublabel":"DF","msg_text":"17317266 339 342 318 318\r\n+1500 370120017317266 338 342 319 319\r\n+2000 370120017317166 337 341 318 319\r\n+2500 370130017317166 338 341 318 318\r\n+3000 370160017317166 337 342 318 319\r\n+3500 370170017317166 33"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":390702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.141978,"noise_level":-31.866539,"freq_skew":1.432302,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":393278},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680909,"noise_level":-31.598309,"freq_skew":2.508934,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":574,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[127,211,90,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":393925},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.012852,"noise_level":-31.565353,"freq_skew":0.593018,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21002045","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":394273},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420656,"noise_level":-31.532526,"freq_skew":1.452295,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"8","ack":"U","flight":"FR03JC","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":395314},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648601,"noise_level":-31.467237,"freq_skew":0.791336,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042772,"usec":395571},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074544,"noise_level":-32.322651,"freq_skew":0.593220,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"H1","blk_id":"D","ack":"!","sublabel":"MD","msg_text":"REQPRG,DT24DD\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":150431},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610199,"noise_level":-32.040192,"freq_skew":0.699097,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":151284},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.983619,"noise_level":-31.970987,"freq_skew":0.774428,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IUC","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":154130},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133736,"noise_level":-32.376156,"freq_skew":2.249913,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":154210},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643337,"noise_level":-32.376156,"freq_skew":-1.016931,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"_d","blk_id":"0","ack":"D","flight":"BY02HD","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":155443},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522350,"noise_level":-32.268494,"freq_skew":1.355119,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":156858},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198913,"noise_level":-32.695267,"freq_skew":0.869627,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":65170,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":157138},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351030,"noise_level":-33.386261,"freq_skew":0.631570,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RUE","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"SK066T","msg_num":"F20","msg_num_seq":"A","sublabel":"M1","msg_text":"PER/PR1551,301,360,185,,0,3,,M56,130,,,P17,M32,47420,,1367,319/TS192611,261026394A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":157332},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.538434,"noise_level":-33.386261,"freq_skew":2.173757,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8275,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[73,77]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":910243},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535329,"noise_level":-33.345791,"freq_skew":1.218453,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"D","sublabel":"DF","msg_text":"7 341 318 318\r\n+4000 370170017417266 338 342 319 320\r\n+4500 370160017417266 339 343 320 320\r\n+5000 370170017417366 338 343 320 320\r\n+5500 370150017417366 338 343 319 320\r\n+6000 370140017417266 339 344 320 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":911498},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499238,"noise_level":-33.225506,"freq_skew":1.079418,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":274,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[82,127,95,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":911809},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386568,"noise_level":-33.195122,"freq_skew":0.864342,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":912493},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765275,"noise_level":-33.330750,"freq_skew":2.627913,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":915000},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304029,"noise_level":-33.014156,"freq_skew":0.852740,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61832,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":917135},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817610,"noise_level":-32.821991,"freq_skew":2.007777,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042773,"usec":917269},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092178,"noise_level":-32.821991,"freq_skew":-0.438813,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":673985},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703394,"noise_level":-32.708698,"freq_skew":-0.384072,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":585,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":675392},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586091,"noise_level":-32.523106,"freq_skew":-0.880729,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"BY02HD","msg_num":"F14","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTEGSS,22O,57,204809,7333A6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":675948},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341206,"noise_level":-32.486454,"freq_skew":1.261252,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":676464},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692560,"noise_level":-32.946743,"freq_skew":0.823782,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHRD"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-1.900000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":676464},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.692560,"noise_level":-32.946743,"freq_skew":0.823782,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHS","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"HV001L","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":676464},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.692560,"noise_level":-32.946743,"freq_skew":0.823782,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22064100","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,84,82,65,0,72,104,64,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":678935},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908247,"noise_level":-32.680923,"freq_skew":1.157030,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":679662},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182298,"noise_level":-32.872452,"freq_skew":0.732301,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042774,"usec":680119},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371147,"noise_level":-32.853081,"freq_skew":1.449013,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"9","ack":"V","flight":"FR03JC","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":440174},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534641,"noise_level":-32.627159,"freq_skew":0.816510,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":442713},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784942,"noise_level":-32.298923,"freq_skew":2.692939,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":445237},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769183,"noise_level":-32.017223,"freq_skew":2.091789,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":602,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":445475},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.071206,"noise_level":-31.982647,"freq_skew":0.702142,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":445748},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.122051,"noise_level":-31.982647,"freq_skew":0.874593,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":446054},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043945,"noise_level":-32.509705,"freq_skew":-2.098783,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":433,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":446457},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450848,"noise_level":-32.473114,"freq_skew":0.790711,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":447395},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458551,"noise_level":-33.334599,"freq_skew":1.422279,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":42.799999,"lon":-1.900000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":447395},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.458551,"noise_level":-33.334599,"freq_skew":1.422279,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"EC91UB","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042775,"usec":447395},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.458551,"noise_level":-33.334599,"freq_skew":1.422279,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006314","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,204,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042776,"usec":201127},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335423,"noise_level":-32.902008,"freq_skew":0.675990,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042776,"usec":202607},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590595,"noise_level":-32.787678,"freq_skew":0.781393,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042776,"usec":963736},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.239640,"noise_level":-33.030697,"freq_skew":-1.003843,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042776,"usec":966004},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.012393,"noise_level":-32.762337,"freq_skew":0.884394,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39872,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[241,160,110,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042776,"usec":966190},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763210,"noise_level":-32.762337,"freq_skew":1.200450,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042776,"usec":968106},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694347,"noise_level":-32.916180,"freq_skew":-0.953517,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":92,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[235,87,42,60]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042776,"usec":970653},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234679,"noise_level":-33.349781,"freq_skew":0.458693,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"dst_airport","value":"EDSB"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042776,"usec":971707},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671139,"noise_level":-33.273457,"freq_skew":0.808611,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28381,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[103,139]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":720323},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985407,"noise_level":-32.882019,"freq_skew":2.145117,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8275,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[73,77]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":720731},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209334,"noise_level":-32.843826,"freq_skew":0.661055,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":1,"credit":10,"rseq":10,"variable_part_params":[{"name":"checksum","value":[90,98]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":721801},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201068,"noise_level":-32.767944,"freq_skew":0.535952,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EBC","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR44TX","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":722206},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177465,"noise_level":-32.767944,"freq_skew":0.844358,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":722206},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.177465,"noise_level":-32.767944,"freq_skew":0.844358,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46561,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28381,"dst_ref":1,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[210,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":722206},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.177465,"noise_level":-32.767944,"freq_skew":0.844358,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":65288,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":722494},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795684,"noise_level":-32.730251,"freq_skew":1.020074,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":722935},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670806,"noise_level":-33.219151,"freq_skew":0.823786,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[130,34]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042777,"usec":723428},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792079,"noise_level":-33.139931,"freq_skew":0.519068,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILI","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"FR514W","msg_num":"M63","msg_num_seq":"A","msg_text":"192615,36001,2024, 125,N 44.558 W  3.776"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":483287},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531540,"noise_level":-32.868229,"freq_skew":1.033145,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"E","sublabel":"DF","msg_text":"21\r\n+6500 370130017417266 340 343 320 322\r\n+7000 370110017417266 339 342 320 319\r\n+7500 370130017517366 339 343 321 321\r\n+8000 370140017517366 341 344 320 323\r\n+8500 370170017517366 341 344 320 322\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":483494},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.112098,"noise_level":-32.868229,"freq_skew":0.748814,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,223,219,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":483703},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.197144,"noise_level":-32.830093,"freq_skew":0.726154,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":483920},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544927,"noise_level":-32.830093,"freq_skew":1.136094,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":484880},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532414,"noise_level":-32.716698,"freq_skew":2.243034,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":296,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[186,196,64,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":485055},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821770,"noise_level":-32.679226,"freq_skew":1.005296,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8448,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[198,40]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":15}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":485238},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390466,"noise_level":-32.679226,"freq_skew":0.633680,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23123400","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,167,0,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":486134},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920278,"noise_level":-32.567772,"freq_skew":1.940264,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[251,122,122,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042778,"usec":489715},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144228,"noise_level":-32.277363,"freq_skew":0.717317,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61839,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[86,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042779,"usec":245621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909212,"noise_level":-32.135719,"freq_skew":-1.973328,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042779,"usec":245820},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.910820,"noise_level":-32.135719,"freq_skew":0.714313,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[148,163]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042779,"usec":246713},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232722,"noise_level":-32.460999,"freq_skew":0.815360,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[252,112,210,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042779,"usec":247929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.256691,"noise_level":-32.316353,"freq_skew":-1.119113,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042779,"usec":250562},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178601,"noise_level":-31.999451,"freq_skew":1.941630,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-3.800000},"alt":29000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042779,"usec":251952},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.640991,"noise_level":-32.812157,"freq_skew":0.947882,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":1,"dst_ref":28381,"variable_part_params":[{"name":"checksum","value":[29,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042779,"usec":252495},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466487,"noise_level":-32.992844,"freq_skew":0.902932,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"F","sublabel":"DF","msg_text":"70160017517366 341 345 321 322\r\n-30 83 83 170 1670120096611\r\n-25 83 83 170 1670120096611\r\n-20 83 83 170 1670120096611\r\n-15 83 83 170 1670120096611\r\n-10 83 83 170 1670120096611\r\n-05 83 83 170 1670120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":4705},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194642,"noise_level":-32.915653,"freq_skew":0.783799,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":4900},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240737,"noise_level":-32.915653,"freq_skew":0.684396,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":65331,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":5270},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983521,"noise_level":-33.295429,"freq_skew":0.650497,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":6416},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530121,"noise_level":-33.136333,"freq_skew":2.103769,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":6920},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902688,"noise_level":-33.097008,"freq_skew":0.067819,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":474,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":8365},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778451,"noise_level":-32.980099,"freq_skew":0.734078,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":9762},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338543,"noise_level":-32.826622,"freq_skew":0.664044,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":10199},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500935,"noise_level":-32.788673,"freq_skew":0.666190,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61839,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[86,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":11204},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364411,"noise_level":-32.789368,"freq_skew":1.427883,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":21,"variable_part_params":[{"name":"checksum","value":[121,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":767068},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746491,"noise_level":-32.418701,"freq_skew":2.062335,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":769202},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724623,"noise_level":-32.203667,"freq_skew":-0.446075,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":336,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[130,83,57,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":769932},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837117,"noise_level":-32.133156,"freq_skew":-3.006328,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-2.500000},"alt":23000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":769932},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.837117,"noise_level":-32.133156,"freq_skew":-3.006328,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"IB05KY","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":769932},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.837117,"noise_level":-32.133156,"freq_skew":-3.006328,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":770357},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.884411,"noise_level":-32.098114,"freq_skew":0.636969,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[154,223,219,173]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":772064},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842695,"noise_level":-31.959339,"freq_skew":0.809614,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-6.100000},"alt":33000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042780,"usec":772584},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129812,"noise_level":-31.924990,"freq_skew":0.629551,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,41,213,208]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":532990},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272422,"noise_level":-32.133858,"freq_skew":1.133469,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":533769},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694000,"noise_level":-32.063908,"freq_skew":2.161392,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4376,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":533895},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.054355,"noise_level":-32.029144,"freq_skew":0.844730,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":534414},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713159,"noise_level":-31.994516,"freq_skew":0.978233,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP04TL","msg_num":"M12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":534414},"freq":136975000,"burst_len_octets":122,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.713159,"noise_level":-31.994516,"freq_skew":0.978233,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251230","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,152,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":534850},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502149,"noise_level":-32.045658,"freq_skew":0.830239,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"G","sublabel":"DF","msg_text":" 17 83 83 170 1670120096611\r\n+05 83 83 170 1660120096611\r\n+10 83 83 170 1660120096611\r\n+15 83 83 170 1660120096611\r\n+20 83 83 170 1660120096611\r\n+25 83 83 170 1660120096611\r\n+30 83 83 170 1660120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":536017},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805100,"noise_level":-31.941994,"freq_skew":2.961194,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[48,104,179,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":536970},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650167,"noise_level":-31.907713,"freq_skew":2.132450,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":296,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[186,196,64,246]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042781,"usec":540869},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040295,"noise_level":-32.148891,"freq_skew":0.921575,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":239,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[244,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042782,"usec":294320},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958110,"noise_level":-31.849113,"freq_skew":-0.400597,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042782,"usec":294446},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274721,"noise_level":-32.491261,"freq_skew":0.802835,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042782,"usec":296333},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178006,"noise_level":-32.418385,"freq_skew":0.452171,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EBC","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR44TX","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042782,"usec":298500},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.001982,"noise_level":-32.509880,"freq_skew":0.616525,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042782,"usec":299633},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537036,"noise_level":-32.400562,"freq_skew":0.683185,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61847,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":3,"variable_part_params":[{"name":"checksum","value":[68,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042782,"usec":300658},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299612,"noise_level":-32.292603,"freq_skew":0.497429,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23123400","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,167,0,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":55894},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781823,"noise_level":-31.738441,"freq_skew":2.224204,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8275,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[73,77]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":59173},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454689,"noise_level":-31.441593,"freq_skew":0.619818,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[153,7,155,172]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[122,69,176,19]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":59317},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764742,"noise_level":-31.441593,"freq_skew":1.182280,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 170 1660120096611\r\n+40 83 83 170 1670120096611\r\n+45 83 83 170 1660120096611\r\n+50 83 84 170 1660120096611\r\n+55 83 84 170 1660120096611\r\n+60 83 84 170 1660120096611\r\n+65 83 84 170 1660120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":813200},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787421,"noise_level":-31.758654,"freq_skew":-3.103686,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"IB05KY","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":813200},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.787421,"noise_level":-31.758654,"freq_skew":-3.103686,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":813322},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041535,"noise_level":-31.758654,"freq_skew":0.912818,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":816702},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829362,"noise_level":-31.428688,"freq_skew":1.048269,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[240,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":817121},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783023,"noise_level":-31.396370,"freq_skew":1.375394,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":818072},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702018,"noise_level":-31.300133,"freq_skew":-3.160648,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-2.500000},"alt":23000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042783,"usec":824962},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669925,"noise_level":-31.805775,"freq_skew":1.425915,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":627,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[13,229,102,27]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8399,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[159,204,43,250]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042784,"usec":577944},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615400,"noise_level":-31.772026,"freq_skew":1.302249,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":21,"variable_part_params":[{"name":"checksum","value":[172,55]},{"name":"flow_control","value":{"acked_tpdu_nr":20,"acked_subseq":0,"acked_credit":11}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042784,"usec":580574},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977369,"noise_level":-32.292591,"freq_skew":0.494999,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042784,"usec":580954},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067127,"noise_level":-32.638557,"freq_skew":0.823253,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042784,"usec":584584},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.447507,"noise_level":-32.927467,"freq_skew":2.629028,"avlc":{"src":{"addr":"48C135","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042784,"usec":585667},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156492,"noise_level":-32.774914,"freq_skew":0.628754,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46586,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,69,139,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042785,"usec":333054},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595952,"noise_level":-32.737190,"freq_skew":-3.522430,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-1.800000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042785,"usec":333054},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.595952,"noise_level":-32.737190,"freq_skew":-3.522430,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MGY","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"VY091X","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042785,"usec":333054},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.595952,"noise_level":-32.737190,"freq_skew":-3.522430,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15043231","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,70,153,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042785,"usec":334862},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846889,"noise_level":-33.138908,"freq_skew":0.860728,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":241,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8448,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[52,152]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042785,"usec":336036},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578803,"noise_level":-32.982628,"freq_skew":1.025150,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 170 1660120096611\r\n+75 83 84 170 1660120096611\r\n+80 84 84 170 1670120096611\r\n+85 84 84 170 1670120096611\r\n+90 84 84 170 1670120096611\r\n-30 69 70 23 23-079200 -548ER\r\n-25 69 70 23 24-079300 -548ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042785,"usec":336626},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818592,"noise_level":-32.943989,"freq_skew":1.362739,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042785,"usec":339928},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782645,"noise_level":-32.753353,"freq_skew":0.999379,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042785,"usec":341038},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614009,"noise_level":-32.603802,"freq_skew":2.123033,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":98796},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229672,"noise_level":-32.493301,"freq_skew":0.597520,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61847,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":3,"variable_part_params":[{"name":"checksum","value":[68,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":99667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756863,"noise_level":-32.840355,"freq_skew":-3.628973,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":99737},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.154100,"noise_level":-32.802349,"freq_skew":0.855785,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":103371},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515833,"noise_level":-32.394875,"freq_skew":-3.005154,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"IB05KY","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":105081},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541177,"noise_level":-32.286987,"freq_skew":-2.945693,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":865319},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580716,"noise_level":-32.110096,"freq_skew":0.746080,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":4,"rseq":15,"variable_part_params":[{"name":"atn_checksum","value":[153,7,155,172]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[122,69,176,19]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":13,"msg_ref":15,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":22}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":866943},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503631,"noise_level":-31.936739,"freq_skew":2.942427,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3889,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[71,250]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":870945},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402228,"noise_level":-31.854679,"freq_skew":1.333477,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6627,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":871692},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973652,"noise_level":-31.786936,"freq_skew":0.753388,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":872243},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679485,"noise_level":-31.719713,"freq_skew":1.132219,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-4.000000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042786,"usec":874556},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816978,"noise_level":-31.619846,"freq_skew":0.160308,"avlc":{"src":{"addr":"49529A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":619546},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000357,"noise_level":-31.521112,"freq_skew":-2.873425,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":619744},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663693,"noise_level":-31.521112,"freq_skew":0.749920,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":620617},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688192,"noise_level":-31.998096,"freq_skew":1.307344,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8399,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[72,23,112,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":25}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":620903},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281663,"noise_level":-31.998096,"freq_skew":0.854919,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46586,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,69,139,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":621074},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541485,"noise_level":-32.523048,"freq_skew":0.606811,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":621138},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245076,"noise_level":-32.523048,"freq_skew":0.850006,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34620D","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":621138},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.245076,"noise_level":-32.523048,"freq_skew":0.850006,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":621269},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586567,"noise_level":-32.523048,"freq_skew":0.949167,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 23 23-079300 -548ER\r\n-15 70 70 23 23-079400 -550ER\r\n-10 70 69 23 24-079300 -553ER\r\n-05 70 69 23 24-079300 -553ER\r\n 17 70 69 23 24-079300 -553ER\r\n+05 70 69 23 23-079200 -553ER\r\n+10 70 70 23 24-079100 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":621513},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544294,"noise_level":-32.523048,"freq_skew":0.654573,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":626219},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667898,"noise_level":-33.077312,"freq_skew":1.008656,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"IB07DW","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":626219},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.667898,"noise_level":-33.077312,"freq_skew":1.008656,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061015","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,98,13,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":627073},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238388,"noise_level":-33.038258,"freq_skew":2.058208,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-3.800000},"alt":29000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042787,"usec":628761},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.029775,"noise_level":-32.883762,"freq_skew":0.824720,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34620D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15061015","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042788,"usec":386088},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.983226,"noise_level":-32.769665,"freq_skew":0.634028,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042788,"usec":388442},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080348,"noise_level":-32.561146,"freq_skew":1.893733,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"VY3158","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042788,"usec":391114},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259414,"noise_level":-33.003887,"freq_skew":1.955318,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042788,"usec":392344},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645037,"noise_level":-33.455147,"freq_skew":1.075084,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042788,"usec":393496},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423670,"noise_level":-33.583733,"freq_skew":1.323803,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":144,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042788,"usec":393678},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.385561,"noise_level":-33.583733,"freq_skew":1.357831,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042788,"usec":394157},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158615,"noise_level":-33.542336,"freq_skew":0.717039,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":153749},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420642,"noise_level":-33.572697,"freq_skew":0.606329,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":154127},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333414,"noise_level":-34.084011,"freq_skew":0.610120,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34620D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":154127},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.333414,"noise_level":-34.084011,"freq_skew":0.610120,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[225,11]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":27}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":155330},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216792,"noise_level":-33.909946,"freq_skew":1.790135,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-6.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":158446},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553961,"noise_level":-33.530598,"freq_skew":0.789131,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":159169},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627737,"noise_level":-33.448502,"freq_skew":1.867821,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"HN05ED","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":159748},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448489,"noise_level":-33.521240,"freq_skew":1.742744,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":160379},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495710,"noise_level":-33.439232,"freq_skew":0.962140,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"K","sublabel":"DF","msg_text":"50ER\r\n+15 70 70 23 24-079100 -553ER\r\n+20 70 70 23 23-079000 -553ER\r\n+25 70 70 23 24-079000 -553ER\r\n+30 70 70 23 23-079000 -553ER\r\n+35 69 70 23 23-078900 -553ER\r\n+40 69 70 23 24-079000 -553ER\r\n+45 70 70 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":913415},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552436,"noise_level":-33.357994,"freq_skew":0.715794,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5584,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[48,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":915370},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593031,"noise_level":-33.118732,"freq_skew":0.931186,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":916563},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906608,"noise_level":-32.962811,"freq_skew":0.744170,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":916754},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651817,"noise_level":-33.174511,"freq_skew":0.677610,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5585,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28510,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[108,212]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":919561},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.112580,"noise_level":-32.863461,"freq_skew":1.903526,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042789,"usec":920206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253326,"noise_level":-32.825352,"freq_skew":0.856140,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042790,"usec":671559},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159527,"noise_level":-32.712017,"freq_skew":0.658985,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[89,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042790,"usec":673736},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348384,"noise_level":-32.876823,"freq_skew":0.759038,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46586,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,69,139,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042790,"usec":675799},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483979,"noise_level":-32.613106,"freq_skew":1.946034,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[239,54,168,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042790,"usec":677804},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.043683,"noise_level":-32.393261,"freq_skew":0.845663,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042791,"usec":433648},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666317,"noise_level":-32.073593,"freq_skew":1.550068,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042791,"usec":441745},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546222,"noise_level":-31.565638,"freq_skew":0.925472,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079000 -553ER\r\n+50 70 70 23 24-078900 -553ER\r\n+55 70 70 23 24-078900 -553ER\r\n+60 70 70 23 24-078800 -550ER\r\n+65 69 70 23 24-078700 -548ER\r\n+70 69 70 23 24-078700 -550ER\r\n+75 70 70 23 24-078800 -550ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042791,"usec":442085},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176222,"noise_level":-31.565638,"freq_skew":0.624067,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[253,45]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":30}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"MAINTAIN [speed] OR LESS","choice":"uM109Speed","data":{"speed":{"choice":"speedMach","data":{"mach":{"val":0.780000,"unit":""}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":199777},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121789,"noise_level":-31.274540,"freq_skew":0.608498,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":199894},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237056,"noise_level":-31.274540,"freq_skew":0.613372,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":112,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":200226},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554015,"noise_level":-32.152588,"freq_skew":1.794338,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":200821},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861044,"noise_level":-32.602520,"freq_skew":0.855196,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":201029},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831278,"noise_level":-32.565533,"freq_skew":1.333768,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":205113},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009725,"noise_level":-32.133591,"freq_skew":1.374357,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[98,178,152,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":953640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304644,"noise_level":-31.925415,"freq_skew":0.841653,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":953776},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811450,"noise_level":-31.925415,"freq_skew":-2.595206,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-7.900000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":955244},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870164,"noise_level":-31.755667,"freq_skew":0.592034,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":958353},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334318,"noise_level":-31.490788,"freq_skew":0.674441,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":4,"variable_part_params":[{"name":"checksum","value":[89,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":960241},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.169791,"noise_level":-31.329248,"freq_skew":0.878784,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":155,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042792,"usec":961927},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726725,"noise_level":-31.608866,"freq_skew":-2.881263,"avlc":{"src":{"addr":"34324E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28607,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[175,88,122,72]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042793,"usec":725279},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547085,"noise_level":-31.477634,"freq_skew":1.034700,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D92","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610192417\r\n 393157660A10760A115BCG3A-L200-0002\r\n-3000 370080017317166 336 341 318 319\r\n-2500 370080017317166 337 340 318 318\r\n-2000 370100017317166 337 341 318 318\r\n-1500 370140017317266 338 340 319 318\r\n-1000 370120017417166 338 343 319 320\r\n-0500 370100017417266 338 342 318 321\r\n 1700 370100017317266 338 343 318 321\r\n+0500 370110017317166 339 342 319 321\r\n+1000 370110017317266 339 342 318 318\r\n+1500 370120017317266 338 342 319 319\r\n+2000 370120017317166 337 341 318 319\r\n+2500 370130017317166 338 341 318 318\r\n+3000 370160017317166 337 342 318 319\r\n+3500 370170017317166 337 341 318 318\r\n+4000 370170017417266 338 342 319 320\r\n+4500 370160017417266 339 343 320 320\r\n+5000 370170017417366 338 343 320 320\r\n+5500 370150017417366 338 343 319 320\r\n+6000 370140017417266 339 344 320 321\r\n+6500 370130017417266 340 343 320 322\r\n+7000 370110017417266 339 342 320 319\r\n+7500 370130017517366 339 343 321 321\r\n+8000 370140017517366 341 344 320 323\r\n+8500 370170017517366 341 344 320 322\r\n+9000 370160017517366 341 345 321 322\r\n-30 83 83 170 1670120096611\r\n-25 83 83 170 1670120096611\r\n-20 83 83 170 1670120096611\r\n-15 83 83 170 1670120096611\r\n-10 83 83 170 1670120096611\r\n-05 83 83 170 1670120096611\r\n 17 83 83 170 1670120096611\r\n+05 83 83 170 1660120096611\r\n+10 83 83 170 1660120096611\r\n+15 83 83 170 1660120096611\r\n+20 83 83 170 1660120096611\r\n+25 83 83 170 1660120096611\r\n+30 83 83 170 1660120096611\r\n+35 83 83 170 1660120096611\r\n+40 83 83 170 1670120096611\r\n+45 83 83 170 1660120096611\r\n+50 83 84 170 1660120096611\r\n+55 83 84 170 1660120096611\r\n+60 83 84 170 1660120096611\r\n+65 83 84 170 1660120096611\r\n+70 83 84 170 1660120096611\r\n+75 83 84 170 1660120096611\r\n+80 84 84 170 1670120096611\r\n+85 84 84 170 1670120096611\r\n+90 84 84 170 1670120096611\r\n-30 69 70 23 23-079200 -548ER\r\n-25 69 70 23 24-079300 -548ER\r\n-20 70 70 23 23-079300 -548ER\r\n-15 70 70 23 23-079400 -550ER\r\n-10 70 69 23 24-079300 -553ER\r\n-05 70 69 23 24-079300 -553ER\r\n 17 70 69 23 24-079300 -553ER\r\n+05 70 69 23 23-079200 -553ER\r\n+10 70 70 23 24-079100 -550ER\r\n+15 70 70 23 24-079100 -553ER\r\n+20 70 70 23 23-079000 -553ER\r\n+25 70 70 23 24-079000 -553ER\r\n+30 70 70 23 23-079000 -553ER\r\n+35 69 70 23 23-078900 -553ER\r\n+40 69 70 23 24-079000 -553ER\r\n+45 70 70 23 24-079000 -553ER\r\n+50 70 70 23 24-078900 -553ER\r\n+55 70 70 23 24-078900 -553ER\r\n+60 70 70 23 24-078800 -550ER\r\n+65 69 70 23 24-078700 -548ER\r\n+70 69 70 23 24-078700 -550ER\r\n+75 70 70 23 24-078800 -550ER\r\n+80 70 70 23 24-078800 -550ER\r\n+85 70 70 23 24-078900 -550ER\r\n+90 70 70 23 24-078800 -550ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042793,"usec":726040},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410773,"noise_level":-31.380499,"freq_skew":0.659873,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6096,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042793,"usec":729928},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481307,"noise_level":-31.033344,"freq_skew":1.885508,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[239,54,168,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042793,"usec":730788},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335341,"noise_level":-31.048918,"freq_skew":0.583815,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5586,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[44,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042794,"usec":481154},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919097,"noise_level":-31.794174,"freq_skew":0.008339,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042794,"usec":481241},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965304,"noise_level":-31.794174,"freq_skew":-0.103275,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":685,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042794,"usec":484384},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668650,"noise_level":-31.495447,"freq_skew":-3.028470,"avlc":{"src":{"addr":"34324E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042794,"usec":485424},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440784,"noise_level":-31.398109,"freq_skew":0.730356,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042794,"usec":486084},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526011,"noise_level":-31.365908,"freq_skew":0.655064,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5587,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28510,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[184,75]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042794,"usec":488415},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216384,"noise_level":-32.017254,"freq_skew":0.830161,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042794,"usec":488927},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282156,"noise_level":-31.982674,"freq_skew":0.639837,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":112,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042795,"usec":241191},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060905,"noise_level":-31.918823,"freq_skew":0.721878,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042795,"usec":242605},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092988,"noise_level":-31.749203,"freq_skew":0.724063,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[85,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042795,"usec":243367},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670736,"noise_level":-31.682272,"freq_skew":0.403215,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[84,139,189,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042795,"usec":249323},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810545,"noise_level":-31.268494,"freq_skew":1.279265,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042796,"usec":2934},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111547,"noise_level":-30.956308,"freq_skew":0.600285,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":222,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042796,"usec":6552},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562675,"noise_level":-30.714397,"freq_skew":0.571250,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042796,"usec":8021},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976563,"noise_level":-30.654957,"freq_skew":-2.022472,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":263,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042796,"usec":768358},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511757,"noise_level":-30.643766,"freq_skew":0.108037,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042796,"usec":770091},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181696,"noise_level":-30.497108,"freq_skew":0.765481,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[203,91,159,131]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042796,"usec":771935},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008811,"noise_level":-30.820564,"freq_skew":-2.494101,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":467,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042796,"usec":773877},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782668,"noise_level":-30.820564,"freq_skew":0.814019,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":21,"variable_part_params":[{"name":"atn_checksum","value":[45,82,46,173]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[84,186,231,184]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":19,"msg_ref":21,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042796,"usec":776599},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396338,"noise_level":-31.016048,"freq_skew":1.815647,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[239,54,168,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042797,"usec":524673},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.119515,"noise_level":-30.712654,"freq_skew":-2.155282,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042797,"usec":533893},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210312,"noise_level":-30.248241,"freq_skew":0.731696,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":112,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042797,"usec":534312},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664592,"noise_level":-30.220022,"freq_skew":0.830035,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042798,"usec":289001},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478354,"noise_level":-29.970108,"freq_skew":0.645087,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":824,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":74,"dst_ref":44759,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[31,0,125,229]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042798,"usec":289491},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351166,"noise_level":-30.587690,"freq_skew":1.233437,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042798,"usec":293927},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250391,"noise_level":-30.327127,"freq_skew":0.619738,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":222,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042798,"usec":295872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.315930,"noise_level":-30.875978,"freq_skew":1.228895,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042799,"usec":60184},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495473,"noise_level":-30.405895,"freq_skew":0.804816,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042799,"usec":819834},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210261,"noise_level":-30.150652,"freq_skew":0.579156,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[203,91,159,131]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042799,"usec":820272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753664,"noise_level":-30.122749,"freq_skew":1.651768,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042799,"usec":821155},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250128,"noise_level":-30.917616,"freq_skew":0.661501,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61872,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042799,"usec":824681},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406235,"noise_level":-30.617580,"freq_skew":2.265662,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3373,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042799,"usec":825081},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988682,"noise_level":-30.588140,"freq_skew":0.892395,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28358,"credit":5,"rseq":21,"variable_part_params":[{"name":"atn_checksum","value":[45,82,46,173]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[84,186,231,184]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":19,"msg_ref":21,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042799,"usec":827223},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495512,"noise_level":-30.529554,"freq_skew":1.163420,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":38.600002,"lon":-4.600000},"alt":36000}},{"name":"alternate_ground_stations","value":["129F1A","1192CA","119ADA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042800,"usec":575898},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707273,"noise_level":-30.270706,"freq_skew":1.486919,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042800,"usec":576496},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662863,"noise_level":-30.242414,"freq_skew":2.079254,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44583,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[87,218,224,216]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44583,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[42,92,53,239]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042800,"usec":584683},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163637,"noise_level":-30.343676,"freq_skew":0.651863,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8525,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[212,12,51,116]},{"name":"checksum","value":[149,122]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042800,"usec":585699},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329800,"noise_level":-30.736275,"freq_skew":0.776849,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042800,"usec":587159},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228873,"noise_level":-30.647045,"freq_skew":0.635866,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042801,"usec":342053},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935024,"noise_level":-30.529478,"freq_skew":-2.634075,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-7.900000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042801,"usec":342262},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894992,"noise_level":-30.529478,"freq_skew":0.124940,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":464,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042801,"usec":344929},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715209,"noise_level":-30.738592,"freq_skew":2.012378,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":599,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042801,"usec":344929},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.715209,"noise_level":-30.738592,"freq_skew":2.012378,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[248,31,239,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042801,"usec":345687},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.059668,"noise_level":-31.094912,"freq_skew":-2.619265,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"TP93ZS","msg_num":"S25","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042801,"usec":346520},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207377,"noise_level":-31.032820,"freq_skew":0.805911,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,38,52,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042801,"usec":347291},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964633,"noise_level":-31.227045,"freq_skew":-2.626841,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042801,"usec":347742},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570821,"noise_level":-31.227045,"freq_skew":0.579185,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28510,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[20,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":103354},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471142,"noise_level":-30.885851,"freq_skew":0.720713,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28358,"sseq":20,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[163,234,60,19]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":20,"msg_ref":21,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":104283},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117167,"noise_level":-30.795078,"freq_skew":0.590082,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[81,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":104664},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200517,"noise_level":-30.765030,"freq_skew":0.792287,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46617,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[203,91,159,131]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":105258},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643596,"noise_level":-31.547281,"freq_skew":0.237633,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":111260},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395019,"noise_level":-31.734543,"freq_skew":0.529950,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":7,"dst_ref":8525,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[169,176]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":113315},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183947,"noise_level":-32.264278,"freq_skew":1.834550,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":114362},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537607,"noise_level":-32.228703,"freq_skew":0.963969,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":59,"dst_ref":28358,"variable_part_params":[{"name":"atn_checksum","value":[6,236,212,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":115569},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856908,"noise_level":-32.298290,"freq_skew":-2.708853,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":862597},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.153098,"noise_level":-32.191586,"freq_skew":0.760094,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":39897,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[151,132]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042802,"usec":863969},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056149,"noise_level":-32.089775,"freq_skew":-1.945930,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042803,"usec":624451},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117651,"noise_level":-31.194233,"freq_skew":-2.454466,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042803,"usec":625418},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948262,"noise_level":-31.100199,"freq_skew":0.578785,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042803,"usec":625530},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345598,"noise_level":-31.069078,"freq_skew":0.854712,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[141,241]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042804,"usec":399735},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870543,"noise_level":-30.411207,"freq_skew":1.890609,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44583,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[60,21,161,17]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042804,"usec":400127},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526066,"noise_level":-30.970074,"freq_skew":-3.437906,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":254,"pdu_id":366,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042804,"usec":401861},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784145,"noise_level":-30.787724,"freq_skew":1.827505,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28583,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[146,95,22,97]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":42}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042804,"usec":403611},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688578,"noise_level":-30.668251,"freq_skew":1.879173,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":280,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[10,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042805,"usec":144536},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530739,"noise_level":-30.376566,"freq_skew":1.789390,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[0,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042805,"usec":145301},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408999,"noise_level":-30.319387,"freq_skew":0.615499,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042805,"usec":145493},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229527,"noise_level":-30.290937,"freq_skew":0.714577,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[251,17]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042805,"usec":147428},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794246,"noise_level":-30.234318,"freq_skew":-3.800103,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[87,33,214,208]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28396,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[123,73,103,218]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042805,"usec":919319},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383852,"noise_level":-29.324286,"freq_skew":2.019370,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":7,"unknown_proto":{"data":[0,33,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042805,"usec":919433},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911573,"noise_level":-29.324286,"freq_skew":-3.639688,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042806,"usec":672598},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276748,"noise_level":-28.902695,"freq_skew":0.575010,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":513,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042806,"usec":675257},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.482789,"noise_level":-29.399204,"freq_skew":2.059745,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":67,"dst_ref":44583,"variable_part_params":[{"name":"atn_checksum","value":[181,195,162,57]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042806,"usec":675257},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.482789,"noise_level":-29.399204,"freq_skew":2.059745,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[108,190,234,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042806,"usec":678720},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255023,"noise_level":-29.825241,"freq_skew":0.743157,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[141,241]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042807,"usec":443330},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.386772,"noise_level":-29.277557,"freq_skew":-3.411808,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042807,"usec":444156},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471525,"noise_level":-30.248528,"freq_skew":0.489946,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[40,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042808,"usec":194026},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.055308,"noise_level":-29.727455,"freq_skew":0.810327,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042808,"usec":201262},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272607,"noise_level":-30.068932,"freq_skew":0.705296,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[251,17]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042808,"usec":961079},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469642,"noise_level":-30.168800,"freq_skew":1.382057,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":38.600002,"lon":-4.600000},"alt":36000}},{"name":"alternate_ground_stations","value":["129F1A","1192CA","119ADA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042808,"usec":963645},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215282,"noise_level":-30.002367,"freq_skew":1.862075,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-3.900000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042808,"usec":964258},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388757,"noise_level":-29.947590,"freq_skew":0.640991,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042808,"usec":965088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.389491,"noise_level":-29.893160,"freq_skew":1.899682,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042809,"usec":726813},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117706,"noise_level":-29.625998,"freq_skew":0.788403,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61881,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":57,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,103,131,211]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":135.700000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042809,"usec":730522},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469342,"noise_level":-29.885437,"freq_skew":1.421118,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126037","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,172,31,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042809,"usec":731398},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273540,"noise_level":-29.831390,"freq_skew":1.848410,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY3158","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042809,"usec":732173},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.774455,"noise_level":-30.578213,"freq_skew":1.359259,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-8.300000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042809,"usec":732332},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370411,"noise_level":-30.548904,"freq_skew":1.900686,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":477008},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174905,"noise_level":-30.519695,"freq_skew":0.561357,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61882,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":478124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604520,"noise_level":-30.403828,"freq_skew":1.922643,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":478364},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605165,"noise_level":-30.403828,"freq_skew":2.035317,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":297,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8383,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[226,140,89,159]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8383,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[176,143,221,84]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":478614},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728820,"noise_level":-30.692942,"freq_skew":-0.398480,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":376,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":479340},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435800,"noise_level":-30.633650,"freq_skew":1.252567,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"FR03JC","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":479738},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357543,"noise_level":-30.604153,"freq_skew":1.394200,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5637,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":483422},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766886,"noise_level":-30.701857,"freq_skew":2.397619,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":485989},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226949,"noise_level":-30.642502,"freq_skew":0.651354,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61883,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":15,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[239,172,14,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":486624},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614329,"noise_level":-31.153963,"freq_skew":0.459963,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2806,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28603,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[133,183]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042810,"usec":487839},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440243,"noise_level":-31.060360,"freq_skew":0.718984,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042811,"usec":248889},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307888,"noise_level":-31.149788,"freq_skew":1.884898,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042811,"usec":249534},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143171,"noise_level":-31.087303,"freq_skew":0.718310,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[251,17]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042811,"usec":250792},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642948,"noise_level":-30.994413,"freq_skew":1.249514,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042811,"usec":252720},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.060470,"noise_level":-30.811558,"freq_skew":2.086645,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042812,"usec":15684},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248119,"noise_level":-30.001492,"freq_skew":2.002787,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042812,"usec":764991},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669378,"noise_level":-30.610741,"freq_skew":0.524029,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042812,"usec":769502},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600504,"noise_level":-30.235863,"freq_skew":1.160348,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042812,"usec":770018},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602252,"noise_level":-30.207687,"freq_skew":-3.726494,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28396,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[105,153,191,74]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042813,"usec":533964},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263327,"noise_level":-29.849463,"freq_skew":0.694071,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[4,7,196,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042813,"usec":534953},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994739,"noise_level":-29.768852,"freq_skew":2.847126,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042813,"usec":535300},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551506,"noise_level":-29.742149,"freq_skew":-1.819867,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[51,223,227,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042813,"usec":535831},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385186,"noise_level":-29.715527,"freq_skew":0.739632,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6097,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[110,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042813,"usec":537116},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457479,"noise_level":-30.357513,"freq_skew":-0.006832,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":686,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042813,"usec":537938},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397777,"noise_level":-30.328939,"freq_skew":0.889329,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61882,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042813,"usec":539295},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259068,"noise_level":-31.103098,"freq_skew":0.881138,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[250,155]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":291105},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425036,"noise_level":-30.917967,"freq_skew":0.740391,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":291198},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.955733,"noise_level":-30.887491,"freq_skew":-3.601678,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":292073},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675077,"noise_level":-30.826859,"freq_skew":-0.358726,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":376,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":292200},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731555,"noise_level":-30.826859,"freq_skew":1.890309,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"NT5483","msg_num":"M66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":294620},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627751,"noise_level":-31.433506,"freq_skew":1.892908,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"15101022","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,73,66,66,0,52,130,18,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":294913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268179,"noise_level":-31.747173,"freq_skew":0.861027,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":296055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.095935,"noise_level":-31.713654,"freq_skew":0.848459,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":297449},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163850,"noise_level":-31.580845,"freq_skew":0.740917,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[251,17]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042814,"usec":298196},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.078247,"noise_level":-31.547955,"freq_skew":-0.028617,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042815,"usec":54036},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297362,"noise_level":-31.194176,"freq_skew":0.633643,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042815,"usec":59514},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507548,"noise_level":-30.793846,"freq_skew":1.735983,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":281,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[6,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042815,"usec":817593},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481807,"noise_level":-30.620804,"freq_skew":0.686778,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042815,"usec":822674},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866994,"noise_level":-30.330681,"freq_skew":1.839004,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":282,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[227,201]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042816,"usec":582205},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550682,"noise_level":-30.815727,"freq_skew":-2.528644,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":468,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042816,"usec":583550},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004920,"noise_level":-30.695869,"freq_skew":1.814481,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042816,"usec":584371},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697718,"noise_level":-30.636557,"freq_skew":-2.031430,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[51,223,227,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042816,"usec":584858},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597248,"noise_level":-30.607052,"freq_skew":1.864718,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":16,"variable_part_params":[{"name":"checksum","value":[110,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042816,"usec":585886},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.075118,"noise_level":-30.519133,"freq_skew":-3.054891,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[49,149,87,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042816,"usec":586782},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327650,"noise_level":-30.461008,"freq_skew":0.105337,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":686,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042817,"usec":342737},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251544,"noise_level":-30.148106,"freq_skew":0.611566,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042817,"usec":343644},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870788,"noise_level":-30.718298,"freq_skew":-3.654279,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042817,"usec":345894},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442783,"noise_level":-30.541107,"freq_skew":0.646561,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042817,"usec":346980},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959091,"noise_level":-30.453850,"freq_skew":-0.413117,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042817,"usec":347220},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283870,"noise_level":-30.424955,"freq_skew":0.853600,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042817,"usec":347550},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634178,"noise_level":-30.396158,"freq_skew":1.518043,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-8.300000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":106743},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667984,"noise_level":-30.281918,"freq_skew":-3.833595,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":239,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[32,141,4,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":106743},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.667984,"noise_level":-30.281918,"freq_skew":-3.833595,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":240,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28396,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[225,177,182,118]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":107486},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.393940,"noise_level":-30.225355,"freq_skew":-2.426445,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":107686},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674817,"noise_level":-30.197212,"freq_skew":2.115136,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":298,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8383,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[110,235,104,90]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":108690},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495201,"noise_level":-30.113325,"freq_skew":-3.166309,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":108829},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856666,"noise_level":-30.113325,"freq_skew":1.759223,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":111096},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324843,"noise_level":-30.363613,"freq_skew":2.155522,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28610,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[103,201,73,117]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":112379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041574,"noise_level":-30.306519,"freq_skew":1.945872,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":113068},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668847,"noise_level":-30.278111,"freq_skew":1.086962,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"IB07DW","msg_num":"D31","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001430,1,1,TB000000/REP033,00,00,1/POSDMU,192647, 42.514,-  4.040,  3810,330\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":113861},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.004900,"noise_level":-30.278111,"freq_skew":0.617890,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61893,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[69,121,64,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":860525},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262052,"noise_level":-30.623947,"freq_skew":0.718016,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8383,"dst_ref":57,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[43,43,253,64]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":861063},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.115044,"noise_level":-30.594482,"freq_skew":0.710435,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46668,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[145,234,28,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":862774},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674850,"noise_level":-31.025490,"freq_skew":2.060158,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":300,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":57,"dst_ref":8383,"variable_part_params":[{"name":"atn_checksum","value":[216,137,36,80]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":862934},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779061,"noise_level":-31.025490,"freq_skew":1.284660,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":22,"variable_part_params":[{"name":"checksum","value":[117,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":866512},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586745,"noise_level":-31.487167,"freq_skew":-3.702425,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":867567},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356141,"noise_level":-31.871244,"freq_skew":0.704791,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34620D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042818,"usec":869418},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177561,"noise_level":-31.736021,"freq_skew":0.604360,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46670,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":58,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[203,190,248,194]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042819,"usec":628577},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774891,"noise_level":-31.702541,"freq_skew":1.316010,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28327,"sseq":20,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[140,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":20,"msg_ref":22,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042819,"usec":629284},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828342,"noise_level":-31.635967,"freq_skew":0.596806,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"VY03LR","msg_num":"M42","msg_num_seq":"A","msg_text":"192654,36000,2037, 110,N 38.366 W  5.334, 766"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042819,"usec":630003},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019310,"noise_level":-31.569901,"freq_skew":1.931187,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042819,"usec":630629},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257576,"noise_level":-31.504330,"freq_skew":0.791667,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46668,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[145,234,28,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042819,"usec":630700},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.640033,"noise_level":-31.504330,"freq_skew":1.791223,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042819,"usec":634432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860398,"noise_level":-31.215246,"freq_skew":1.134382,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042819,"usec":636262},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623324,"noise_level":-31.115421,"freq_skew":1.318585,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042820,"usec":380085},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911889,"noise_level":-30.991390,"freq_skew":1.972179,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042820,"usec":392181},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615802,"noise_level":-30.339163,"freq_skew":-2.957250,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042821,"usec":150629},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993387,"noise_level":-30.715544,"freq_skew":-3.592746,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042821,"usec":156644},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784050,"noise_level":-30.222752,"freq_skew":0.467308,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042821,"usec":915417},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204739,"noise_level":-30.027695,"freq_skew":2.259254,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[96,228]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042821,"usec":917644},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585513,"noise_level":-30.125458,"freq_skew":1.499058,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-3.500000},"alt":19000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042821,"usec":918090},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.311238,"noise_level":-31.159781,"freq_skew":2.380672,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2817,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[89,238]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042821,"usec":921146},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.041315,"noise_level":-30.973450,"freq_skew":0.690218,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042821,"usec":921845},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.054592,"noise_level":-30.973450,"freq_skew":0.711322,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46668,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[145,234,28,66]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042822,"usec":668452},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812620,"noise_level":-31.323830,"freq_skew":1.498913,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"U286MY","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042822,"usec":669022},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448692,"noise_level":-31.291897,"freq_skew":1.629664,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20006662","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,13,178,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042822,"usec":669575},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293464,"noise_level":-31.794500,"freq_skew":0.500361,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042822,"usec":669731},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046529,"noise_level":-31.794500,"freq_skew":0.604588,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20006662","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042822,"usec":672350},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.135749,"noise_level":-31.594202,"freq_skew":1.979661,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[177,59,227,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042823,"usec":434127},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544721,"noise_level":-31.238575,"freq_skew":0.854932,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":224,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042823,"usec":435226},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495144,"noise_level":-32.210690,"freq_skew":1.328350,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":22,"variable_part_params":[{"name":"checksum","value":[117,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042823,"usec":436055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.118357,"noise_level":-32.140121,"freq_skew":1.668990,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042823,"usec":436456},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463097,"noise_level":-33.078316,"freq_skew":2.063853,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[172,251,129,192]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042823,"usec":439896},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585577,"noise_level":-32.923111,"freq_skew":-3.554288,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042823,"usec":441876},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499891,"noise_level":-33.016201,"freq_skew":1.367603,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28327,"sseq":20,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[140,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":20,"msg_ref":22,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":26,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042823,"usec":442903},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213519,"noise_level":-32.900360,"freq_skew":0.873113,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042824,"usec":199666},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212322,"noise_level":-32.598812,"freq_skew":0.662242,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042824,"usec":199754},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744066,"noise_level":-32.598812,"freq_skew":1.722514,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"SA","blk_id":"1","ack":"!","flight":"U286MY","msg_num":"S13","msg_num_seq":"A","msg_text":"0EV192701V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":27,"sec":1}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042824,"usec":200264},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429357,"noise_level":-33.275143,"freq_skew":-3.589348,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"IB07SC","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042824,"usec":202011},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905505,"noise_level":-33.155827,"freq_skew":-3.361902,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042724","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,69,212,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042824,"usec":204034},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548359,"noise_level":-32.960533,"freq_skew":1.272694,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"FR03JC","msg_num":"M37","msg_num_seq":"A","msg_text":"/EIDW.TI2/024EIDWA1982"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042824,"usec":960992},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159587,"noise_level":-32.582653,"freq_skew":0.639077,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042824,"usec":963438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655380,"noise_level":-32.291756,"freq_skew":1.458718,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042824,"usec":964198},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.208315,"noise_level":-32.220528,"freq_skew":0.826034,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042825,"usec":727033},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117716,"noise_level":-31.312088,"freq_skew":1.978752,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[177,59,227,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042825,"usec":729485},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954595,"noise_level":-31.185236,"freq_skew":1.601816,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-8.300000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042826,"usec":488042},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586979,"noise_level":-30.374260,"freq_skew":0.600642,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4029,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042827,"usec":248861},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276664,"noise_level":-30.036785,"freq_skew":1.930705,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042827,"usec":250793},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506218,"noise_level":-30.369808,"freq_skew":-3.309749,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"IB07SC","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042827,"usec":254826},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770105,"noise_level":-30.926849,"freq_skew":-3.541636,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042724","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,69,212,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042827,"usec":254826},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.770105,"noise_level":-30.926849,"freq_skew":-3.541636,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042828,"usec":9279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.219953,"noise_level":-30.194597,"freq_skew":-3.409040,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042828,"usec":9985},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361598,"noise_level":-30.692520,"freq_skew":0.804517,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042828,"usec":770053},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124412,"noise_level":-31.244459,"freq_skew":0.614277,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042828,"usec":770889},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615490,"noise_level":-31.149881,"freq_skew":1.167068,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28327,"sseq":21,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[209,80]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":21,"msg_ref":22,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":6}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042829,"usec":530105},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.270444,"noise_level":-30.691849,"freq_skew":1.354811,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"FR03JC","msg_num":"M37","msg_num_seq":"A","msg_text":"/EIDW.TI2/024EIDWA1982"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042829,"usec":531861},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841757,"noise_level":-30.544384,"freq_skew":2.027533,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":283,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[197,22]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":6}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042829,"usec":533885},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525917,"noise_level":-30.399382,"freq_skew":1.386027,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-IDD","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"EC91UB","msg_num":"M85","msg_num_seq":"A","msg_text":"02E26LSGGLPPTN44490E00240018523901M575280024G    QN44231E00141318593897M577242021G    QN43571E00044219063899M587236026G    QN43309W00011419133899M590232028G    QN43077W00109019203901M587227033G    QN42471W00207"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042829,"usec":534379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882547,"noise_level":-30.370670,"freq_skew":1.603473,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042829,"usec":535910},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413097,"noise_level":-30.389103,"freq_skew":1.422017,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"2","ack":"W","flight":"FR03JC","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042831,"usec":57387},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650488,"noise_level":-29.681902,"freq_skew":0.413882,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4029,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042831,"usec":57854},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714656,"noise_level":-29.655464,"freq_skew":1.216027,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":23,"variable_part_params":[{"name":"checksum","value":[113,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042831,"usec":59866},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598758,"noise_level":-30.061089,"freq_skew":1.166513,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDD","mode":"2","label":"H2","blk_id":"7","ack":"!","flight":"EC91UB","msg_num":"M85","msg_num_seq":"B","msg_text":"02E26LSGGLPPTN44490E00240018523901M575280024G    QN44231E00141318593897M577242021G    QN43571E00044219063899M587236026G    QN43309W00011419133899M590232028G    QN43077W00109019203901M587227033G    QN42471W00207519273897M592221040G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042831,"usec":816526},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.864714,"noise_level":-29.655779,"freq_skew":1.722991,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042831,"usec":819067},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421247,"noise_level":-29.447107,"freq_skew":1.261747,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEZ","mode":"2","label":"_d","blk_id":"3","ack":"A","flight":"FR03JC","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042831,"usec":822232},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121049,"noise_level":-29.293827,"freq_skew":2.752472,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,239,139,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042831,"usec":823855},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638369,"noise_level":-29.218193,"freq_skew":1.782452,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":317,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042831,"usec":825285},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.056063,"noise_level":-29.983459,"freq_skew":1.823045,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":284,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[250,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042832,"usec":569546},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190926,"noise_level":-30.931471,"freq_skew":0.382161,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042832,"usec":572279},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429622,"noise_level":-30.690239,"freq_skew":2.106237,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"VY3158","msg_num":"M85","msg_num_seq":"A","msg_text":"LEMD LPPT LPFR GMME-FS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042832,"usec":575078},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391568,"noise_level":-30.940250,"freq_skew":0.656991,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2807,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":23,"dst_ref":44761,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[151,92]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042832,"usec":575829},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.918405,"noise_level":-31.616156,"freq_skew":0.697496,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042832,"usec":578874},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303255,"noise_level":-31.517466,"freq_skew":0.782277,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":1250,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042832,"usec":579952},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745392,"noise_level":-32.191872,"freq_skew":1.224274,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":145,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[152,172,53,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042833,"usec":337973},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.247073,"noise_level":-31.982309,"freq_skew":0.617617,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042833,"usec":345881},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979140,"noise_level":-31.382355,"freq_skew":1.826670,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042833,"usec":346277},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178397,"noise_level":-31.537144,"freq_skew":0.883278,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[192,208,26,64]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042833,"usec":346633},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.346317,"noise_level":-31.504421,"freq_skew":-1.549882,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[224,230,133,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042834,"usec":104320},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.968421,"noise_level":-31.439342,"freq_skew":-1.331228,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8369,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[81,168,198,75]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042834,"usec":105259},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492398,"noise_level":-31.342630,"freq_skew":0.443204,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042834,"usec":111041},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685707,"noise_level":-31.137051,"freq_skew":1.307873,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042834,"usec":865466},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344394,"noise_level":-30.829475,"freq_skew":0.691033,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6098,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[165,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042834,"usec":866077},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990196,"noise_level":-30.769245,"freq_skew":-1.293519,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042834,"usec":868862},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.191459,"noise_level":-30.561672,"freq_skew":2.770820,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,239,139,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042834,"usec":869695},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790367,"noise_level":-30.532417,"freq_skew":1.533165,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-8.300000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042835,"usec":626714},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900276,"noise_level":-29.994555,"freq_skew":1.410053,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"U294UJ","msg_num":"S11","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042835,"usec":626714},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.900276,"noise_level":-29.994555,"freq_skew":1.410053,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20073627","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,119,151,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042835,"usec":631074},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091681,"noise_level":-29.724304,"freq_skew":0.704690,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46697,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":58,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[98,108,123,165]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042835,"usec":631255},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.915279,"noise_level":-29.724304,"freq_skew":0.826029,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[192,208,26,64]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042835,"usec":631486},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247537,"noise_level":-30.094627,"freq_skew":0.708631,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":1250,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042836,"usec":388357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764814,"noise_level":-29.902397,"freq_skew":2.857949,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042836,"usec":391930},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644174,"noise_level":-29.608658,"freq_skew":1.682595,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042836,"usec":394197},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638431,"noise_level":-29.452530,"freq_skew":1.533651,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":150599},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387351,"noise_level":-29.324530,"freq_skew":1.878117,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":151110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788828,"noise_level":-29.432364,"freq_skew":1.672147,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":155866},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290142,"noise_level":-29.583151,"freq_skew":0.871468,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":79,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[43,110,133,97]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":156468},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586263,"noise_level":-29.557011,"freq_skew":2.143832,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":302,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[2,200,179,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":157613},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.064678,"noise_level":-30.329073,"freq_skew":1.976036,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":444,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":914853},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376571,"noise_level":-29.911366,"freq_skew":-0.156968,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":914853},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.376571,"noise_level":-29.911366,"freq_skew":-0.156968,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[87,184,147,154]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":917491},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475741,"noise_level":-30.503080,"freq_skew":1.876393,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":839,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[254,188,109,188]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[77,224,89,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":917988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368994,"noise_level":-30.445063,"freq_skew":0.737579,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042837,"usec":918122},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.555973,"noise_level":-30.445063,"freq_skew":1.374714,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042838,"usec":672962},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.010370,"noise_level":-29.994381,"freq_skew":0.830146,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[192,208,26,64]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042838,"usec":673881},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990893,"noise_level":-30.221325,"freq_skew":1.278802,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042838,"usec":675625},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394629,"noise_level":-30.053892,"freq_skew":0.812565,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":1250,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042838,"usec":676097},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932684,"noise_level":-30.026300,"freq_skew":1.823056,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":284,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[250,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042838,"usec":676794},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.342191,"noise_level":-30.143900,"freq_skew":2.751058,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"FR62MC","msg_num":"M10","msg_num_seq":"A","msg_text":"/LEMG.TI2/024LEMGA632E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042839,"usec":441776},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951310,"noise_level":-30.689457,"freq_skew":1.540058,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042839,"usec":443183},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.990940,"noise_level":-31.560762,"freq_skew":0.601576,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042839,"usec":445018},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788135,"noise_level":-31.473692,"freq_skew":1.471022,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042839,"usec":446144},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.063179,"noise_level":-31.376598,"freq_skew":0.586044,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042840,"usec":192728},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052526,"noise_level":-31.217148,"freq_skew":-2.103447,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":264,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042840,"usec":958816},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745023,"noise_level":-30.490074,"freq_skew":1.710007,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":839,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[254,188,109,188]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[77,224,89,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042840,"usec":959401},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177833,"noise_level":-31.486998,"freq_skew":0.651434,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-EKT","mode":"2","label":"A9","blk_id":"A","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR O 1920Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND VRB 1 KT VRB BTN\r\n080 AND 230 DEG .\r\nCAVOK.\r\nT17 DP1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042840,"usec":959693},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442185,"noise_level":-32.297974,"freq_skew":0.653932,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":79,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[43,110,133,97]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":16}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042840,"usec":960310},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847545,"noise_level":-32.226692,"freq_skew":1.793524,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042840,"usec":960670},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.255277,"noise_level":-32.226692,"freq_skew":2.759144,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042840,"usec":962763},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.021379,"noise_level":-32.859989,"freq_skew":0.745196,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46711,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[253,18,189,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042840,"usec":965496},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645291,"noise_level":-33.288284,"freq_skew":-0.496599,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042841,"usec":719215},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.304335,"noise_level":-33.011974,"freq_skew":-0.288854,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042841,"usec":720545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526694,"noise_level":-32.896191,"freq_skew":1.858703,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042841,"usec":721668},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876344,"noise_level":-33.563660,"freq_skew":2.169972,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[193,139,29,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042841,"usec":724527},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264582,"noise_level":-33.278595,"freq_skew":0.819709,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042842,"usec":489135},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517823,"noise_level":-32.622913,"freq_skew":1.388710,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-3.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042842,"usec":489367},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156336,"noise_level":-32.622913,"freq_skew":3.131171,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28600,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[54,197]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042842,"usec":493871},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512149,"noise_level":-32.188175,"freq_skew":-0.205795,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042842,"usec":494870},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586329,"noise_level":-32.584576,"freq_skew":1.512211,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"U22069","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042842,"usec":494870},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.586329,"noise_level":-32.584576,"freq_skew":1.512211,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,95,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042842,"usec":495163},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041167,"noise_level":-32.584576,"freq_skew":-2.112496,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":264,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042843,"usec":247273},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944468,"noise_level":-32.366810,"freq_skew":0.814701,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-6.300000},"alt":33000}},{"name":"alternate_ground_stations","value":["1192CA","119C1A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042843,"usec":248088},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.994639,"noise_level":-32.294968,"freq_skew":0.792345,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042843,"usec":250437},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096095,"noise_level":-32.376106,"freq_skew":0.774674,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":5587},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.867782,"noise_level":-33.017109,"freq_skew":1.150627,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5982,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[254,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":5680},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.887895,"noise_level":-34.091496,"freq_skew":1.243338,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":6736},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.180288,"noise_level":-33.960506,"freq_skew":0.881153,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-EKT","mode":"2","label":"A9","blk_id":"A","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR O 1920Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND VRB 1 KT VRB BTN\r\n080 AND 230 DEG .\r\nCAVOK.\r\nT17 DP1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":7608},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.165963,"noise_level":-33.874268,"freq_skew":-1.290447,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8369,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[207,160,124,65]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":8215},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225207,"noise_level":-33.788876,"freq_skew":0.671833,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46711,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[253,18,189,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":9812},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246001,"noise_level":-33.620567,"freq_skew":0.757550,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46715,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":14725},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505552,"noise_level":-33.213535,"freq_skew":1.870466,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,104,125,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":776813},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766928,"noise_level":-32.978168,"freq_skew":2.017146,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":839,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[254,188,109,188]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[77,224,89,87]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":777365},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.442663,"noise_level":-33.666782,"freq_skew":2.837161,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"_d","blk_id":"3","ack":"A","flight":"FR62MC","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":778916},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.717052,"noise_level":-33.669743,"freq_skew":-1.097805,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":779002},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740948,"noise_level":-33.669743,"freq_skew":1.958665,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[193,139,29,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042844,"usec":784156},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823736,"noise_level":-33.260456,"freq_skew":-2.206117,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.900002,"lon":-6.700000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042845,"usec":526145},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.256521,"noise_level":-33.714493,"freq_skew":1.071874,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042845,"usec":526422},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728793,"noise_level":-33.672474,"freq_skew":-1.910216,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"TP05RP","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042845,"usec":526422},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.728793,"noise_level":-33.672474,"freq_skew":-1.910216,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042845,"usec":535317},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893520,"noise_level":-33.065369,"freq_skew":-2.149494,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":264,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042846,"usec":289911},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106909,"noise_level":-32.682995,"freq_skew":-2.155464,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042846,"usec":292411},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.046890,"noise_level":-32.388775,"freq_skew":-1.410949,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[84,134,128,161]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042846,"usec":295364},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572633,"noise_level":-32.174469,"freq_skew":1.975878,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":285,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042846,"usec":296167},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162561,"noise_level":-32.174469,"freq_skew":0.602069,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042846,"usec":296883},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.120673,"noise_level":-32.104195,"freq_skew":0.793752,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-EKT","mode":"2","label":"A9","blk_id":"A","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR O 1920Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND VRB 1 KT VRB BTN\r\n080 AND 230 DEG .\r\nCAVOK.\r\nT17 DP1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042846,"usec":298019},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605666,"noise_level":-32.198586,"freq_skew":0.614058,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":414,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":53805},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.089330,"noise_level":-32.058212,"freq_skew":0.591696,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46715,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":5,"variable_part_params":[{"name":"checksum","value":[134,113]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":54785},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991692,"noise_level":-32.441525,"freq_skew":-2.099575,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":55780},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230368,"noise_level":-32.333057,"freq_skew":0.566744,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46711,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[253,18,189,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":60730},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452956,"noise_level":-32.287075,"freq_skew":1.831961,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":814317},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623169,"noise_level":-31.800583,"freq_skew":0.860782,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":814875},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619461,"noise_level":-31.733255,"freq_skew":1.831472,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[253,104,125,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":22}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":815747},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.277184,"noise_level":-31.666449,"freq_skew":2.746527,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":816739},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300866,"noise_level":-32.625000,"freq_skew":0.753299,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":817020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.498806,"noise_level":-33.014313,"freq_skew":1.147161,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":823451},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793063,"noise_level":-33.609634,"freq_skew":1.595683,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"U294UJ","msg_num":"M59","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042847,"usec":823790},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181421,"noise_level":-33.568115,"freq_skew":0.847190,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46717,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[83,222,239,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042848,"usec":577436},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.064620,"noise_level":-33.363441,"freq_skew":0.637045,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042848,"usec":582596},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244261,"noise_level":-33.078533,"freq_skew":1.977859,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"4","ack":"P","flight":"VY3158","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042848,"usec":583120},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763661,"noise_level":-33.039471,"freq_skew":-3.441046,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":59,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[108,209,136,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042848,"usec":583261},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450651,"noise_level":-33.039471,"freq_skew":0.831234,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46718,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":79,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,85,247,154]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":28}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042848,"usec":583705},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.420528,"noise_level":-33.052017,"freq_skew":2.714787,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"_d","blk_id":"3","ack":"A","flight":"FR62MC","msg_num":"S06","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042848,"usec":584182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.049043,"noise_level":-33.941643,"freq_skew":1.959498,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042849,"usec":343801},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023117,"noise_level":-34.456226,"freq_skew":-2.115822,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":264,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042849,"usec":347132},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698948,"noise_level":-34.052818,"freq_skew":-3.584738,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":60,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[183,224,234,98]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042849,"usec":349747},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532817,"noise_level":-33.793926,"freq_skew":-0.086971,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042849,"usec":350163},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667720,"noise_level":-33.751518,"freq_skew":1.527961,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042849,"usec":350442},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282265,"noise_level":-33.974586,"freq_skew":0.802573,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":96854},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160700,"noise_level":-33.802677,"freq_skew":0.585609,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"A9","blk_id":"B","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR O 1920Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND VRB 1 KT VRB BTN\r\n080 AND 230 DEG .\r\nCAVOK.\r\nT17 DP10\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR O\r\n7162\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":98055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517161,"noise_level":-34.105724,"freq_skew":0.695645,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":98449},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935549,"noise_level":-34.061771,"freq_skew":1.940219,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":100017},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.365518,"noise_level":-34.690632,"freq_skew":2.659895,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":718,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":100231},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930600,"noise_level":-35.771622,"freq_skew":1.915809,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":841,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[114,92,104,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":102009},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297521,"noise_level":-35.508732,"freq_skew":0.692256,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":104154},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295217,"noise_level":-35.153557,"freq_skew":2.149231,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"5","ack":"Q","flight":"VY3158","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":860836},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.369069,"noise_level":-35.103985,"freq_skew":2.905865,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"_d","blk_id":"4","ack":"B","flight":"FR62MC","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":864814},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373990,"noise_level":-35.404716,"freq_skew":0.874898,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":868999},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866848,"noise_level":-35.252537,"freq_skew":1.552036,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"U294UJ","msg_num":"M59","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":871086},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672430,"noise_level":-35.102974,"freq_skew":2.796479,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":303,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":872871},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327139,"noise_level":-34.955944,"freq_skew":0.850958,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042850,"usec":873005},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365584,"noise_level":-35.735443,"freq_skew":0.701643,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2808,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042851,"usec":633975},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.359907,"noise_level":-34.972549,"freq_skew":2.531476,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":718,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[214,70]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":389968},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.192307,"noise_level":-34.361576,"freq_skew":2.086664,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"6","ack":"R","flight":"VY3158","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":390498},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.274654,"noise_level":-34.460022,"freq_skew":-0.891109,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDL"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-3.500000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":392276},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.059976,"noise_level":-34.188896,"freq_skew":0.826932,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":1719,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":393562},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575214,"noise_level":-34.144520,"freq_skew":-3.362513,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":60,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[183,224,234,98]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":395787},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868259,"noise_level":-34.056442,"freq_skew":-1.609325,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-6.500000},"alt":24000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":395956},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.668093,"noise_level":-34.383121,"freq_skew":-1.201799,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWB","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"LH005D","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":395956},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-6.668093,"noise_level":-34.383121,"freq_skew":-1.201799,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,76,0,77,36,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":396730},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745077,"noise_level":-34.337746,"freq_skew":1.560441,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042852,"usec":397203},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152392,"noise_level":-34.247696,"freq_skew":0.827914,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042853,"usec":150884},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718532,"noise_level":-33.642212,"freq_skew":0.370595,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042853,"usec":152364},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685392,"noise_level":-33.476696,"freq_skew":-1.709183,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-BTI","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"C30194","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042853,"usec":152364},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.685392,"noise_level":-33.476696,"freq_skew":-1.709183,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24016010","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,68,82,0,80,28,8,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042853,"usec":159260},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.182408,"noise_level":-33.234192,"freq_skew":2.459211,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042853,"usec":909443},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.300019,"noise_level":-33.950073,"freq_skew":1.224289,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":673,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042853,"usec":914008},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016375,"noise_level":-33.486553,"freq_skew":-1.088937,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042853,"usec":915391},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632178,"noise_level":-33.445614,"freq_skew":0.863640,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042853,"usec":918725},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752754,"noise_level":-33.364315,"freq_skew":0.869643,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-6.300000},"alt":33000}},{"name":"alternate_ground_stations","value":["1192CA","119C1A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042854,"usec":675991},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541096,"noise_level":-33.007599,"freq_skew":-0.195066,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[38,210,112,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042854,"usec":684158},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753705,"noise_level":-32.228165,"freq_skew":1.247256,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042854,"usec":684496},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935647,"noise_level":-32.192734,"freq_skew":1.669080,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042855,"usec":435218},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735214,"noise_level":-32.102367,"freq_skew":-1.568168,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-BTI","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"C30194","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042855,"usec":436983},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684435,"noise_level":-32.537014,"freq_skew":-1.630839,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24016010","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,68,82,0,80,28,8,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042855,"usec":439696},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795777,"noise_level":-32.463757,"freq_skew":1.391900,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZLF","mode":"2","label":"_d","blk_id":"7","ack":"M","flight":"U294UJ","msg_num":"S12","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042855,"usec":440547},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400669,"noise_level":-32.391109,"freq_skew":1.898487,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":642,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042856,"usec":195166},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589818,"noise_level":-32.355011,"freq_skew":-3.448369,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":60,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[183,224,234,98]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042856,"usec":199111},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127061,"noise_level":-31.933163,"freq_skew":0.836056,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24016010","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042856,"usec":957967},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756176,"noise_level":-31.272644,"freq_skew":-1.519385,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042856,"usec":958493},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320922,"noise_level":-31.209274,"freq_skew":0.613462,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-BTI","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042856,"usec":958799},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219379,"noise_level":-31.209274,"freq_skew":0.711418,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46730,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[156,50]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":36}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042856,"usec":961599},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394814,"noise_level":-31.811369,"freq_skew":0.459834,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042857,"usec":716996},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990081,"noise_level":-31.414537,"freq_skew":-1.220533,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042857,"usec":717621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700375,"noise_level":-31.350126,"freq_skew":-1.409425,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042857,"usec":720252},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.080845,"noise_level":-31.840355,"freq_skew":0.616607,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2751,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[105,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042857,"usec":723784},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559719,"noise_level":-31.605904,"freq_skew":0.045190,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":45,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[216,220,56,79]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28549,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[77,110,120,162]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042858,"usec":477176},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.200199,"noise_level":-31.377613,"freq_skew":0.635729,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2752,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28497,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[200,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042858,"usec":477731},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890635,"noise_level":-31.345484,"freq_skew":0.943441,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-5.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042858,"usec":477901},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712707,"noise_level":-31.313475,"freq_skew":-0.101889,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":46,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28549,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[46,169,106,249]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28549,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[250,224,4,245]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042858,"usec":479541},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719072,"noise_level":-31.186600,"freq_skew":-0.351719,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042858,"usec":482247},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.384114,"noise_level":-30.968935,"freq_skew":0.655829,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042858,"usec":483221},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.010611,"noise_level":-30.968935,"freq_skew":0.753658,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46735,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[241,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042859,"usec":245431},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477234,"noise_level":-31.108006,"freq_skew":3.057227,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042859,"usec":246370},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.214330,"noise_level":-31.014893,"freq_skew":0.861270,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,68,96,67]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":136.030000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042859,"usec":246993},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609252,"noise_level":-30.953367,"freq_skew":-0.993160,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":773,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":19,"variable_part_params":[{"name":"atn_checksum","value":[177,20,168,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042859,"usec":247758},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.058156,"noise_level":-30.922768,"freq_skew":0.851481,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,82,89,82,0,76,174,82,0,0,0,0,0,0,0,1,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":61954,"segment_offset":0,"pdu_total_len":154},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8470,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[4,39,192,42]},{"name":"checksum","value":[113,151]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect"}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042859,"usec":248911},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577943,"noise_level":-31.601803,"freq_skew":1.803969,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":642,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042859,"usec":249356},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.063238,"noise_level":-31.601803,"freq_skew":0.843126,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,82,89,82,0,76,174,82,0,0,0,0,0,0,0,1,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":61954,"segment_offset":0,"pdu_total_len":154},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8470,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[4,39,192,42]},{"name":"checksum","value":[113,151]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042859,"usec":249925},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572426,"noise_level":-32.365971,"freq_skew":-0.121819,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042859,"usec":254583},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200081,"noise_level":-32.152218,"freq_skew":0.631866,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":11,"rseq":18,"variable_part_params":[{"name":"atn_checksum","value":[25,83,231,162]},{"name":"flow_control","value":{"acked_tpdu_nr":19,"acked_subseq":4,"acked_credit":5}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042860,"usec":10879},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.208216,"noise_level":-32.360352,"freq_skew":0.837956,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042860,"usec":12412},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.000802,"noise_level":-33.138710,"freq_skew":0.739363,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,82,89,82,0,76,174,82,0,0,0,0,0,0,0,1,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":61954,"segment_offset":0,"pdu_total_len":154},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8470,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[4,39,192,42]},{"name":"checksum","value":[113,151]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect"}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042860,"usec":18371},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914627,"noise_level":-32.715538,"freq_skew":-1.252542,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042860,"usec":18887},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560530,"noise_level":-32.780323,"freq_skew":2.027468,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,64,149,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042860,"usec":769069},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895253,"noise_level":-32.159920,"freq_skew":1.966838,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042860,"usec":777197},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.092406,"noise_level":-31.848572,"freq_skew":0.795706,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042860,"usec":778059},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767435,"noise_level":-32.761391,"freq_skew":-0.831717,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":67,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042861,"usec":542678},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.311647,"noise_level":-32.368679,"freq_skew":0.807690,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2753,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":26,"dst_ref":8470,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[104,161]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042862,"usec":298956},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.039411,"noise_level":-32.706238,"freq_skew":0.570274,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"out of sequence","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61959,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[56,208]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042862,"usec":300515},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297973,"noise_level":-32.557484,"freq_skew":0.576456,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,68,96,67]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":136.030000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042862,"usec":303065},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806279,"noise_level":-32.454533,"freq_skew":2.776778,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042862,"usec":303526},"freq":136975000,"burst_len_octets":73,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247447,"noise_level":-32.454533,"freq_skew":0.866687,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46737,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[88,234]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.755000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042862,"usec":305666},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525042,"noise_level":-32.769886,"freq_skew":2.032112,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":43.200001,"lon":-1.900000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042862,"usec":307439},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819588,"noise_level":-32.694649,"freq_skew":1.797504,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250712","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,202,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042862,"usec":307858},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636216,"noise_level":-32.694649,"freq_skew":3.066008,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":304,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28640,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[46,245,4,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":51418},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163741,"noise_level":-33.163105,"freq_skew":1.919900,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":51779},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713160,"noise_level":-33.959732,"freq_skew":-2.042256,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":435,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[201,77,229,206]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8442,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[130,167,183,150]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":56242},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.107039,"noise_level":-33.645294,"freq_skew":0.856606,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61960,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[89,211,246,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":56832},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.363484,"noise_level":-33.603607,"freq_skew":1.249615,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5983,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[250,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":59635},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.271828,"noise_level":-34.667885,"freq_skew":0.944870,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":60668},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871787,"noise_level":-35.094139,"freq_skew":2.087080,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNJ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"TP437X","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":62095},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585726,"noise_level":-34.995941,"freq_skew":-0.797854,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-2.600000},"alt":23000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":817716},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571066,"noise_level":-35.170513,"freq_skew":-0.721729,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":817813},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.344584,"noise_level":-35.120846,"freq_skew":1.190308,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5984,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28468,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[123,42]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":823672},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388543,"noise_level":-34.639164,"freq_skew":0.634834,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042863,"usec":824251},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201926,"noise_level":-34.946926,"freq_skew":0.830413,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46745,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[211,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042864,"usec":580552},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806745,"noise_level":-34.158520,"freq_skew":-0.635190,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":67,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042864,"usec":580552},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.806745,"noise_level":-34.158520,"freq_skew":-0.635190,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042864,"usec":581370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.983673,"noise_level":-34.579571,"freq_skew":1.885131,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042864,"usec":582180},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838171,"noise_level":-34.441074,"freq_skew":1.543989,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":85,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042864,"usec":584044},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471335,"noise_level":-34.349953,"freq_skew":2.290426,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,64,149,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042864,"usec":584859},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783611,"noise_level":-34.259777,"freq_skew":1.425234,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042864,"usec":585269},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618084,"noise_level":-34.215038,"freq_skew":2.642232,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[127,211,90,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042865,"usec":337669},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807169,"noise_level":-34.038353,"freq_skew":0.967419,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":2}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.600002,"lon":-6.300000},"alt":33000}},{"name":"alternate_ground_stations","value":["1192CA","119C1A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042865,"usec":338387},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136751,"noise_level":-33.908157,"freq_skew":-3.615018,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042865,"usec":338689},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.896758,"noise_level":-33.908157,"freq_skew":1.041301,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042865,"usec":338978},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193472,"noise_level":-33.865189,"freq_skew":0.798235,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46749,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[173,89,147,139]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042865,"usec":340248},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200888,"noise_level":-34.118450,"freq_skew":0.593733,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042865,"usec":341424},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.068100,"noise_level":-33.943699,"freq_skew":0.692465,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46750,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042865,"usec":341522},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349687,"noise_level":-33.943699,"freq_skew":0.526537,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[97,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042865,"usec":346523},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425720,"noise_level":-33.646095,"freq_skew":1.069933,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610192558\r\n 419167760A10760A115BCG3A-L200-0002\r\n-3000 370120017417266 339 344 320 321\r\n-2500 370140017517366 339 345 320 322\r\n-2000 370160017517466 340 345 321 322\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":100281},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527044,"noise_level":-33.480507,"freq_skew":0.609991,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2810,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28603,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[148,134]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":100413},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452984,"noise_level":-33.607422,"freq_skew":2.221437,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":101182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.322966,"noise_level":-33.524597,"freq_skew":-2.073372,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":101289},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218968,"noise_level":-33.524597,"freq_skew":0.570806,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61960,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[89,211,246,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":101593},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.039227,"noise_level":-34.206715,"freq_skew":2.056341,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"5U","blk_id":"7","ack":"!","flight":"VY3158","msg_num":"M86","msg_num_seq":"A","msg_text":"GMMN GCTS-FS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":104060},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972862,"noise_level":-34.535187,"freq_skew":1.144198,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.700001,"lon":-5.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":104734},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511866,"noise_level":-34.443085,"freq_skew":-3.601519,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":105910},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317982,"noise_level":-35.247673,"freq_skew":0.662264,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61967,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":864725},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929883,"noise_level":-34.951244,"freq_skew":1.191499,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP1337","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":865022},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076732,"noise_level":-34.902809,"freq_skew":0.939958,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NIY","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"VY38EB","msg_num":"M46","msg_num_seq":"A","msg_text":"192742,36003,2049, 156,N 41.541 W  3.618, 767"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":868730},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636480,"noise_level":-34.341721,"freq_skew":0.976701,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22251230","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,152,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":869101},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020423,"noise_level":-34.296558,"freq_skew":-2.163279,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":874977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759697,"noise_level":-33.943478,"freq_skew":1.310231,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042866,"usec":875220},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529584,"noise_level":-33.943478,"freq_skew":0.959730,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370170017517466 341 346 320 322\r\n-1000 370170017517466 341 346 321 322\r\n-0500 370150017617466 342 346 323 324\r\n 5800 370150017617366 342 346 322 324\r\n+0500 370120017617466 341 346 322 322\r\n+1000 3701000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042867,"usec":620200},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404984,"noise_level":-33.645882,"freq_skew":2.388280,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":575,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[127,211,90,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042867,"usec":620311},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.036457,"noise_level":-33.604187,"freq_skew":0.631691,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042867,"usec":625600},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871560,"noise_level":-32.962955,"freq_skew":-2.002332,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8442,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[159,253,139,213]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":46}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042868,"usec":389401},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757743,"noise_level":-33.384865,"freq_skew":2.055089,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042868,"usec":389676},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.781489,"noise_level":-33.344406,"freq_skew":-0.808697,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042868,"usec":390454},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461304,"noise_level":-33.544609,"freq_skew":0.915120,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"C","sublabel":"DF","msg_text":"17517466 342 344 323 324\r\n+1500 370120017617466 342 344 322 322\r\n+2000 370130017517366 342 345 322 323\r\n+2500 370170017617466 342 346 322 324\r\n+3000 370180017617466 342 347 323 323\r\n+3500 370160017717566 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042868,"usec":390977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.837559,"noise_level":-33.503399,"freq_skew":0.771388,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042868,"usec":391829},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.134217,"noise_level":-33.503399,"freq_skew":0.800190,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61970,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[174,160,41,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042868,"usec":392412},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621114,"noise_level":-33.489922,"freq_skew":1.742650,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042868,"usec":392999},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.005280,"noise_level":-33.448967,"freq_skew":0.817237,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61971,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":62,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[177,198,205,112]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042868,"usec":396211},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554705,"noise_level":-33.709839,"freq_skew":1.048887,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TP04TL","msg_num":"M13","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":148165},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121426,"noise_level":-33.298702,"freq_skew":0.796521,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22251230","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":148477},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460135,"noise_level":-33.298702,"freq_skew":0.698494,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61967,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[75,18,157,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":157184},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977273,"noise_level":-33.715988,"freq_skew":-0.144654,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":586,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":157612},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013619,"noise_level":-33.673958,"freq_skew":-1.865648,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":161782},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.208449,"noise_level":-33.466805,"freq_skew":0.600653,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[97,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":161982},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532460,"noise_level":-33.466805,"freq_skew":0.128161,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":912973},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129559,"noise_level":-33.437447,"freq_skew":0.773100,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"X","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":913380},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751975,"noise_level":-33.656368,"freq_skew":2.162652,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8275,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[32,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":913925},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534757,"noise_level":-33.614624,"freq_skew":-2.000560,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[61,236,224,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":914043},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.213878,"noise_level":-33.992588,"freq_skew":1.133444,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP1337","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":914043},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.213878,"noise_level":-33.992588,"freq_skew":1.133444,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250731","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,217,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":914940},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761426,"noise_level":-33.906029,"freq_skew":-0.130916,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":47,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":52,"dst_ref":44765,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[45,179,108,121]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":915097},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560414,"noise_level":-33.863071,"freq_skew":0.583777,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":915368},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500208,"noise_level":-33.820328,"freq_skew":0.402444,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2810,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28603,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[148,134]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042869,"usec":918287},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636987,"noise_level":-33.444790,"freq_skew":2.217329,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8275,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[62,216]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042870,"usec":666641},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.065185,"noise_level":-33.242970,"freq_skew":0.864023,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042870,"usec":667926},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630148,"noise_level":-33.084824,"freq_skew":0.994490,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"D","sublabel":"DF","msg_text":"3 348 324 324\r\n+4000 370170017717566 345 348 324 326\r\n+4500 370150017617566 343 348 325 324\r\n+5000 370110017617566 343 348 325 325\r\n+5500 370110017617566 344 349 325 326\r\n+6000 370140017617466 343 346 324 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042870,"usec":668220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878310,"noise_level":-33.084824,"freq_skew":-0.662494,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042870,"usec":669048},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997760,"noise_level":-33.678158,"freq_skew":0.927669,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042870,"usec":669727},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.206060,"noise_level":-33.594662,"freq_skew":1.102342,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042870,"usec":673051},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717435,"noise_level":-33.348888,"freq_skew":2.052855,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNJ","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"TP437X","msg_num":"M21","msg_num_seq":"A","msg_text":"1927,33007,13760,N 431622,W  15808"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042871,"usec":433674},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.546657,"noise_level":-33.010021,"freq_skew":1.271185,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5985,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28468,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[19,202]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042871,"usec":433771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-15.643077,"noise_level":-33.010021,"freq_skew":0.716328,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042871,"usec":436713},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.216331,"noise_level":-33.425362,"freq_skew":0.874553,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042871,"usec":438642},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102703,"noise_level":-33.184261,"freq_skew":0.721216,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46758,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[207,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042871,"usec":439210},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480418,"noise_level":-33.144722,"freq_skew":2.187237,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042871,"usec":443246},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603417,"noise_level":-33.105362,"freq_skew":0.052981,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042872,"usec":207729},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964155,"noise_level":-32.246059,"freq_skew":-2.703684,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"44","blk_id":"6","ack":"!","flight":"TP93ZS","msg_num":"M60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042872,"usec":209771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518110,"noise_level":-32.069992,"freq_skew":0.473821,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042872,"usec":210073},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505442,"noise_level":-32.035202,"freq_skew":1.120176,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"E","sublabel":"DF","msg_text":"25\r\n+6500 370130017517366 343 347 322 324\r\n+7000 370110017617466 343 347 323 323\r\n+7500 370140017617466 343 348 324 326\r\n+8000 370140017617466 343 347 325 324\r\n+8500 370160017617566 342 348 324 326\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042872,"usec":956324},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.990793,"noise_level":-31.931664,"freq_skew":0.811369,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46759,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":31,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[163,102]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042872,"usec":956579},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.183127,"noise_level":-31.931664,"freq_skew":1.844715,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042872,"usec":957432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.344702,"noise_level":-32.366066,"freq_skew":0.995444,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042872,"usec":963442},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593238,"noise_level":-32.934853,"freq_skew":0.493355,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[205,180,229,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042872,"usec":964096},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504138,"noise_level":-32.858177,"freq_skew":3.053336,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[48,104,179,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042873,"usec":719638},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.543763,"noise_level":-32.782169,"freq_skew":1.011472,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5986,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[246,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042873,"usec":721515},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102762,"noise_level":-33.217335,"freq_skew":0.771880,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[243,84,235,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042873,"usec":721760},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.041047,"noise_level":-33.432312,"freq_skew":0.665755,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[183,145,87,225]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042873,"usec":723033},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663549,"noise_level":-33.270714,"freq_skew":-0.988761,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":774,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[94,82,159,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042873,"usec":723033},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.663549,"noise_level":-33.270714,"freq_skew":-0.988761,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":775,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[89,137,44,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042873,"usec":723855},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582300,"noise_level":-33.151455,"freq_skew":2.197746,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"8","ack":"S","flight":"VY3158","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042873,"usec":728194},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420637,"noise_level":-32.956261,"freq_skew":0.865115,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042874,"usec":490784},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779783,"noise_level":-32.431961,"freq_skew":0.629985,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042874,"usec":490909},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573792,"noise_level":-32.431961,"freq_skew":1.170631,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"F","sublabel":"DF","msg_text":"70170017617466 343 347 324 326\r\n-30 83 84 170 1660120096611\r\n-25 83 84 170 1660120096611\r\n-20 84 84 170 1670120096611\r\n-15 84 84 170 1670120096611\r\n-10 84 84 170 1670120106611\r\n-05 84 84 171 1670120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042874,"usec":493202},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600955,"noise_level":-32.359577,"freq_skew":0.737684,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042874,"usec":493467},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060345,"noise_level":-32.359577,"freq_skew":0.757470,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61978,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":3,"variable_part_params":[{"name":"checksum","value":[68,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042875,"usec":245995},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576920,"noise_level":-32.249710,"freq_skew":-0.092013,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"IB07RA","msg_num":"D08","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243862,1,1,TB000000/REP033,00,00,1/POSDMU,192745, 43.130,-  2.076,  5570,360\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042875,"usec":246293},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566133,"noise_level":-32.214195,"freq_skew":3.075977,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3890,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[71,250]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042876,"usec":7298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.333861,"noise_level":-31.832827,"freq_skew":-2.622151,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042876,"usec":8672},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456242,"noise_level":-31.698193,"freq_skew":0.678588,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042876,"usec":15020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.090655,"noise_level":-31.338369,"freq_skew":0.806535,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042876,"usec":17031},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165711,"noise_level":-31.179617,"freq_skew":2.070267,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-4.000000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042876,"usec":767239},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459093,"noise_level":-31.733187,"freq_skew":0.940854,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"G","sublabel":"DF","msg_text":" 58 84 84 171 1670120096611\r\n+05 84 84 171 1670120096611\r\n+10 84 84 171 1670120096611\r\n+15 84 84 171 1670120096611\r\n+20 84 84 171 1670120096611\r\n+25 84 84 171 1680120106611\r\n+30 84 84 171 1680120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042876,"usec":775518},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294178,"noise_level":-31.307842,"freq_skew":2.270755,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LEZL"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042877,"usec":535317},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389429,"noise_level":-30.932886,"freq_skew":1.899292,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"8","ack":"S","flight":"VY3158","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042877,"usec":535439},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719207,"noise_level":-30.932886,"freq_skew":2.178709,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"FR08GY","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042877,"usec":537339},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.974952,"noise_level":-30.751308,"freq_skew":0.063315,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042877,"usec":542076},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246105,"noise_level":-30.341831,"freq_skew":0.767111,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61984,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[82,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042878,"usec":289754},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246214,"noise_level":-30.088436,"freq_skew":2.129584,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"9","ack":"T","flight":"VY3158","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042878,"usec":294008},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484935,"noise_level":-30.145971,"freq_skew":1.137162,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"H","sublabel":"DF","msg_text":" 84 84 171 1680120096611\r\n+40 84 84 171 1680120096611\r\n+45 84 84 171 1680120096611\r\n+50 84 84 171 1680120096611\r\n+55 84 84 171 1680120096611\r\n+60 84 84 171 1680120096611\r\n+65 84 84 171 1680120096611\r\n+70 84"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042879,"usec":60805},"freq":136975000,"burst_len_octets":193,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547686,"noise_level":-29.736776,"freq_skew":-0.077060,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB07RA","msg_num":"F09","msg_num_seq":"A","sublabel":"M1","msg_text":"REQPWI/WQ390.340.300:N43193W001507.LUSEM.LULUT.ADABI.BOKNO.DEVRO.VANAD.PIWIZ.VADOM.BAMES.PODEM.BAZOS.LUMIL/DQ360/WREHAM.EBBR/TS192756,261026A127"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042879,"usec":61891},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109370,"noise_level":-29.710171,"freq_skew":-0.826882,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042879,"usec":62080},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510748,"noise_level":-29.710171,"freq_skew":2.104411,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042879,"usec":64813},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519032,"noise_level":-30.075991,"freq_skew":0.805089,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042879,"usec":814986},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069486,"noise_level":-29.830128,"freq_skew":-2.611779,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"7","ack":"U","flight":"TP93ZS","msg_num":"S26","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042879,"usec":825696},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.070372,"noise_level":-29.332870,"freq_skew":0.600054,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":61984,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[82,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042879,"usec":826120},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811477,"noise_level":-29.307470,"freq_skew":1.394926,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8399,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[103,218,1,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042880,"usec":574249},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433445,"noise_level":-29.231716,"freq_skew":1.699127,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,113,87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042880,"usec":577123},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454775,"noise_level":-30.046091,"freq_skew":0.982151,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 171 1680120096611\r\n+75 84 84 171 1680120096611\r\n+80 84 84 171 1680120096611\r\n+85 84 84 171 1680120096611\r\n+90 83 84 171 1680120096611\r\n-30 69 70 23 24-078700 -550ER\r\n-25 70 70 23 24-078800 -550ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042880,"usec":582217},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596186,"noise_level":-29.827950,"freq_skew":0.012781,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042880,"usec":582217},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.596186,"noise_level":-29.827950,"freq_skew":0.012781,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28549,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[11,120,63,173]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042881,"usec":341537},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672538,"noise_level":-29.356281,"freq_skew":0.117238,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":49,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[168,70,127,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":27,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042881,"usec":341720},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166019,"noise_level":-29.384954,"freq_skew":0.683280,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042881,"usec":342404},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225646,"noise_level":-29.670897,"freq_skew":1.708180,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[106,100,222,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042882,"usec":106266},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706011,"noise_level":-29.182423,"freq_skew":-0.142800,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":51,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[109,110,181,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042882,"usec":108110},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322319,"noise_level":-29.082994,"freq_skew":1.168043,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 23 24-078800 -550ER\r\n-15 70 70 23 24-078800 -550ER\r\n-10 70 70 23 24-078900 -550ER\r\n-05 71 70 23 24-079000 -553ER\r\n 58 70 70 23 24-078900 -550ER\r\n+05 70 70 23 24-078900 -550ER\r\n+10 70 71 23 24-078900 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042882,"usec":858297},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278391,"noise_level":-28.815298,"freq_skew":1.586933,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":483,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[68,7,86,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042882,"usec":860096},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.312263,"noise_level":-28.991873,"freq_skew":-1.032124,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":174,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[15,32,122,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042882,"usec":860680},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.175477,"noise_level":-28.967449,"freq_skew":-1.095551,"avlc":{"src":{"addr":"4D2414","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8483,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[15,102,238,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042882,"usec":862251},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.989152,"noise_level":-28.870440,"freq_skew":0.732091,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46771,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[158,174,171,157]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042882,"usec":862746},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664609,"noise_level":-29.790234,"freq_skew":-0.064403,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":52,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[194,59,231,96]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44765,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,238,106,251]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042882,"usec":863105},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141244,"noise_level":-29.763462,"freq_skew":1.517677,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":403,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,113,87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042883,"usec":628975},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074055,"noise_level":-29.843815,"freq_skew":1.680194,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042884,"usec":390812},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.066201,"noise_level":-30.251854,"freq_skew":0.682509,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042884,"usec":391067},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529106,"noise_level":-30.223621,"freq_skew":0.673174,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042884,"usec":391193},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.232350,"noise_level":-30.223621,"freq_skew":0.181741,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042884,"usec":391316},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666505,"noise_level":-30.223621,"freq_skew":0.778668,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042884,"usec":391476},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476871,"noise_level":-30.223621,"freq_skew":0.602491,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":825,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":5,"rseq":16,"variable_part_params":[{"name":"atn_checksum","value":[13,166,150,156]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":14,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[26,189,144,18]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":14,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042884,"usec":392468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493998,"noise_level":-30.139482,"freq_skew":1.819322,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042884,"usec":393911},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418465,"noise_level":-30.836506,"freq_skew":1.948519,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[106,100,222,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042884,"usec":395957},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375779,"noise_level":-30.776230,"freq_skew":1.017125,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"K","sublabel":"DF","msg_text":"50ER\r\n+15 71 71 23 24-078900 -550ER\r\n+20 70 71 23 24-079000 -550ER\r\n+25 70 71 23 24-079100 -550ER\r\n+30 70 71 23 24-079200 -553ER\r\n+35 70 70 23 24-079300 -553ER\r\n+40 70 70 23 24-079400 -553ER\r\n+45 70 70 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":147892},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399877,"noise_level":-30.568489,"freq_skew":1.860277,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"VY3158","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":148182},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193652,"noise_level":-31.268925,"freq_skew":0.384372,"avlc":{"src":{"addr":"4CAFF8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8485,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[38,177]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":150977},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472244,"noise_level":-31.049213,"freq_skew":0.875359,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":151511},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.536790,"noise_level":-31.249952,"freq_skew":1.345769,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":631,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":151621},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228346,"noise_level":-31.249952,"freq_skew":1.750405,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":152552},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759677,"noise_level":-31.964453,"freq_skew":-0.946633,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":93,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[145,146,14,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":153038},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188468,"noise_level":-31.930082,"freq_skew":0.674355,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":156915},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634254,"noise_level":-31.793947,"freq_skew":0.819473,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":158234},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103906,"noise_level":-32.602188,"freq_skew":0.761053,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":910361},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518195,"noise_level":-33.135357,"freq_skew":0.431912,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":910604},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060670,"noise_level":-33.404392,"freq_skew":0.665531,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46778,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[10,195,36,28]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":912475},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502645,"noise_level":-33.203499,"freq_skew":2.293347,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8275,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[52,72]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":913099},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226488,"noise_level":-33.276775,"freq_skew":0.755089,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46779,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[13,43,78,188]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":913776},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.348459,"noise_level":-33.157433,"freq_skew":1.342786,"avlc":{"src":{"addr":"40772F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":168,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63865,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[88,77,150,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":915428},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342326,"noise_level":-32.962109,"freq_skew":1.863498,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":915683},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749891,"noise_level":-32.962109,"freq_skew":1.056858,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079400 -555ER\r\n+50 70 70 23 24-079400 -553ER\r\n+55 70 71 23 24-079500 -555ER\r\n+60 70 71 23 24-079500 -553ER\r\n+65 70 70 23 24-079300 -550ER\r\n+70 70 70 23 24-079400 -550ER\r\n+75 70 70 23 24-079600 -553ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":916201},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462829,"noise_level":-32.923565,"freq_skew":1.908865,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[7,8,22,35]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[81,191,181,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":5}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042885,"usec":916599},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.661819,"noise_level":-32.923565,"freq_skew":2.071004,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28612,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[104,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042886,"usec":679659},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.988316,"noise_level":-32.547253,"freq_skew":0.723529,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46781,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[51,202,146,129]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042886,"usec":680050},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088990,"noise_level":-33.221287,"freq_skew":0.184216,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042886,"usec":683385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063360,"noise_level":-32.947067,"freq_skew":-0.964620,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042887,"usec":438374},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703541,"noise_level":-32.532913,"freq_skew":2.659841,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3134,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[252,40]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042887,"usec":441474},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004112,"noise_level":-32.208157,"freq_skew":2.413905,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042887,"usec":442844},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170897,"noise_level":-32.102547,"freq_skew":1.987021,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042887,"usec":443969},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641237,"noise_level":-32.032848,"freq_skew":1.173349,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D93","msg_num_seq":"M","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610192558\r\n 419167760A10760A115BCG3A-L200-0002\r\n-3000 370120017417266 339 344 320 321\r\n-2500 370140017517366 339 345 320 322\r\n-2000 370160017517466 340 345 321 322\r\n-1500 370170017517466 341 346 320 322\r\n-1000 370170017517466 341 346 321 322\r\n-0500 370150017617466 342 346 323 324\r\n 5800 370150017617366 342 346 322 324\r\n+0500 370120017617466 341 346 322 322\r\n+1000 370100017517466 342 344 323 324\r\n+1500 370120017617466 342 344 322 322\r\n+2000 370130017517366 342 345 322 323\r\n+2500 370170017617466 342 346 322 324\r\n+3000 370180017617466 342 347 323 323\r\n+3500 370160017717566 343 348 324 324\r\n+4000 370170017717566 345 348 324 326\r\n+4500 370150017617566 343 348 325 324\r\n+5000 370110017617566 343 348 325 325\r\n+5500 370110017617566 344 349 325 326\r\n+6000 370140017617466 343 346 324 325\r\n+6500 370130017517366 343 347 322 324\r\n+7000 370110017617466 343 347 323 323\r\n+7500 370140017617466 343 348 324 326\r\n+8000 370140017617466 343 347 325 324\r\n+8500 370160017617566 342 348 324 326\r\n+9000 370170017617466 343 347 324 326\r\n-30 83 84 170 1660120096611\r\n-25 83 84 170 1660120096611\r\n-20 84 84 170 1670120096611\r\n-15 84 84 170 1670120096611\r\n-10 84 84 170 1670120106611\r\n-05 84 84 171 1670120096611\r\n 58 84 84 171 1670120096611\r\n+05 84 84 171 1670120096611\r\n+10 84 84 171 1670120096611\r\n+15 84 84 171 1670120096611\r\n+20 84 84 171 1670120096611\r\n+25 84 84 171 1680120106611\r\n+30 84 84 171 1680120096611\r\n+35 84 84 171 1680120096611\r\n+40 84 84 171 1680120096611\r\n+45 84 84 171 1680120096611\r\n+50 84 84 171 1680120096611\r\n+55 84 84 171 1680120096611\r\n+60 84 84 171 1680120096611\r\n+65 84 84 171 1680120096611\r\n+70 84 84 171 1680120096611\r\n+75 84 84 171 1680120096611\r\n+80 84 84 171 1680120096611\r\n+85 84 84 171 1680120096611\r\n+90 83 84 171 1680120096611\r\n-30 69 70 23 24-078700 -550ER\r\n-25 70 70 23 24-078800 -550ER\r\n-20 70 70 23 24-078800 -550ER\r\n-15 70 70 23 24-078800 -550ER\r\n-10 70 70 23 24-078900 -550ER\r\n-05 71 70 23 24-079000 -553ER\r\n 58 70 70 23 24-078900 -550ER\r\n+05 70 70 23 24-078900 -550ER\r\n+10 70 71 23 24-078900 -550ER\r\n+15 71 71 23 24-078900 -550ER\r\n+20 70 71 23 24-079000 -550ER\r\n+25 70 71 23 24-079100 -550ER\r\n+30 70 71 23 24-079200 -553ER\r\n+35 70 70 23 24-079300 -553ER\r\n+40 70 70 23 24-079400 -553ER\r\n+45 70 70 23 24-079400 -555ER\r\n+50 70 70 23 24-079400 -553ER\r\n+55 70 71 23 24-079500 -555ER\r\n+60 70 71 23 24-079500 -553ER\r\n+65 70 70 23 24-079300 -550ER\r\n+70 70 70 23 24-079400 -550ER\r\n+75 70 70 23 24-079600 -553ER\r\n+80 70 70 23 24-079600 -553ER\r\n+85 70 70 23 24-079700 -553ER\r\n+90 70 70 23 24-079700 -555ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042887,"usec":447219},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475279,"noise_level":-31.895105,"freq_skew":1.928201,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[106,100,222,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042888,"usec":196396},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723607,"noise_level":-31.793213,"freq_skew":2.222595,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":0,"unknown_proto":{"data":[32,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042888,"usec":958452},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990245,"noise_level":-30.774818,"freq_skew":2.664897,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042888,"usec":958598},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.397762,"noise_level":-30.774818,"freq_skew":2.346172,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042888,"usec":962301},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470162,"noise_level":-30.450615,"freq_skew":0.461376,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":371,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042888,"usec":963305},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793303,"noise_level":-30.392948,"freq_skew":2.089625,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":16,"dst_ref":8275,"variable_part_params":[{"name":"checksum","value":[68,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042889,"usec":731364},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750199,"noise_level":-29.890478,"freq_skew":1.009568,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042889,"usec":732206},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678860,"noise_level":-29.809490,"freq_skew":0.447466,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":38.400002,"lon":-5.100000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042889,"usec":732643},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400934,"noise_level":-29.809490,"freq_skew":2.124217,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28612,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[71,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042889,"usec":735518},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830729,"noise_level":-29.623398,"freq_skew":0.431351,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY03LR","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042889,"usec":737102},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961737,"noise_level":-29.597134,"freq_skew":0.375696,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15043222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,70,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042890,"usec":478308},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.326261,"noise_level":-29.570953,"freq_skew":2.647033,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":719,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042890,"usec":480170},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990971,"noise_level":-30.513615,"freq_skew":2.380712,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042890,"usec":480758},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552744,"noise_level":-30.455530,"freq_skew":0.135242,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"9","ack":"V","flight":"IB07RA","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042890,"usec":485226},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.025457,"noise_level":-30.059454,"freq_skew":0.616708,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042891,"usec":244522},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428246,"noise_level":-29.922266,"freq_skew":-0.127044,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"IB07RA","msg_num":"F10","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS192809,2610267D18"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042891,"usec":246064},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253962,"noise_level":-29.787209,"freq_skew":0.315412,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042891,"usec":248545},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761415,"noise_level":-30.145439,"freq_skew":1.717561,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042891,"usec":250589},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412370,"noise_level":-30.145439,"freq_skew":2.211629,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":446,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[54,222,145,238]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":10}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042891,"usec":250862},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.639814,"noise_level":-31.214546,"freq_skew":1.291038,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[68,207,30,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042891,"usec":251649},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304326,"noise_level":-31.151598,"freq_skew":2.059484,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042891,"usec":253848},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179423,"noise_level":-32.052444,"freq_skew":0.586862,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62004,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042891,"usec":254215},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531117,"noise_level":-32.749664,"freq_skew":-0.021901,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"9","ack":"V","flight":"IB07RA","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":4781},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.244339,"noise_level":-32.756332,"freq_skew":0.415708,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":5032},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317232,"noise_level":-32.718689,"freq_skew":0.675419,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46789,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[166,106,141,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":5953},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879118,"noise_level":-32.643887,"freq_skew":-2.390100,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":7508},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272620,"noise_level":-32.496189,"freq_skew":0.773904,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46791,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[111,144]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":14467},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412317,"noise_level":-32.726269,"freq_skew":1.643485,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":765143},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077867,"noise_level":-33.340675,"freq_skew":0.660386,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46792,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[10,191,188,60]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":11,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":766218},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117202,"noise_level":-33.220459,"freq_skew":1.307101,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":767636},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322145,"noise_level":-33.062714,"freq_skew":2.026221,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":769045},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443478,"noise_level":-33.173813,"freq_skew":2.086393,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":771260},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487183,"noise_level":-32.978119,"freq_skew":0.725419,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042892,"usec":773513},"freq":136975000,"burst_len_octets":148,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743866,"noise_level":-32.748966,"freq_skew":-0.045543,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"IB07RA","msg_num":"F11","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43104W002015,BAGAS311-0006,192810,360,SSN310-0009,192941,LUSEM,M53,24136,122/TS192810,261026652A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042893,"usec":527710},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329088,"noise_level":-32.525703,"freq_skew":1.268675,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042893,"usec":528033},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558443,"noise_level":-32.489044,"freq_skew":0.976173,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[82,127,95,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042893,"usec":528162},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402238,"noise_level":-32.489044,"freq_skew":2.007704,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042893,"usec":532972},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218188,"noise_level":-32.621822,"freq_skew":0.624586,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EZAO","mode":"2","label":"C1","blk_id":"L","ack":"!","msg_text":".ANPHMU2 261928\r\nAGM\r\nAN G-EZAO/FI U28022/MA 341I\r\n-  SIGMET 04 VALID 261800/262200 EGRR- EGTT LONDON FIR SEV MTW FCST WI N5041 W00121 - N5008 W00411 - N5140 W00401 - N5306 W00422 - N5500 W00329 - N5500 W00053 - N5041 W0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042893,"usec":533470},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591696,"noise_level":-32.584759,"freq_skew":0.728599,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":826,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[120,229,27,69]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":16,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042894,"usec":291708},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136221,"noise_level":-32.293789,"freq_skew":1.941198,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":447,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042894,"usec":298748},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345356,"noise_level":-32.174408,"freq_skew":0.683768,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042894,"usec":300883},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164068,"noise_level":-32.104134,"freq_skew":0.583729,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":2745,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":65275},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832701,"noise_level":-32.643253,"freq_skew":-2.546345,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":65558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740421,"noise_level":-32.606094,"freq_skew":0.719274,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":68799},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096244,"noise_level":-33.112843,"freq_skew":1.159265,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":2218,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":811735},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724477,"noise_level":-32.766106,"freq_skew":-2.565313,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":469,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":812126},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.915361,"noise_level":-32.728420,"freq_skew":-1.152818,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":813115},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435252,"noise_level":-32.616333,"freq_skew":0.637408,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":813456},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.169805,"noise_level":-32.614838,"freq_skew":2.552744,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":816163},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706938,"noise_level":-33.389908,"freq_skew":1.818143,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2506,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042895,"usec":820043},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289963,"noise_level":-33.149780,"freq_skew":0.742069,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EZAO","mode":"2","label":"C1","blk_id":"L","ack":"!","msg_text":".ANPHMU2 261928\r\nAGM\r\nAN G-EZAO/FI U28022/MA 341I\r\n-  SIGMET 04 VALID 261800/262200 EGRR- EGTT LONDON FIR SEV MTW FCST WI N5041 W00121 - N5008 W00411 - N5140 W00401 - N5306 W00422 - N5500 W00329 - N5500 W00053 - N5041 W0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042896,"usec":578384},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.361811,"noise_level":-33.071190,"freq_skew":1.172712,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042896,"usec":579364},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704355,"noise_level":-32.954624,"freq_skew":0.472182,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[98,115,200,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042896,"usec":580546},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883872,"noise_level":-32.839600,"freq_skew":1.616276,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MKO","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"VY02FJ","msg_num":"F28","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLECO,21O,72,202236,116/FNVLG2FJ/TS192813,2610262E16"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042896,"usec":580930},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151522,"noise_level":-32.801594,"freq_skew":0.838038,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042896,"usec":581110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.112095,"noise_level":-33.074665,"freq_skew":1.221087,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042896,"usec":581792},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508801,"noise_level":-32.996750,"freq_skew":1.199922,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[82,127,95,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042896,"usec":581959},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265905,"noise_level":-32.996750,"freq_skew":1.539364,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"_d","blk_id":"2","ack":"L","flight":"U286MY","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042896,"usec":585588},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232800,"noise_level":-33.482594,"freq_skew":0.612678,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34620D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46800,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[23,56,133,70]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042897,"usec":340806},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.896026,"noise_level":-33.360413,"freq_skew":0.707248,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40005,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[241,160,110,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042897,"usec":343810},"freq":136975000,"burst_len_octets":167,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411555,"noise_level":-33.003853,"freq_skew":1.317703,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"81","blk_id":"6","ack":"!","flight":"U22069","msg_num":"M18","msg_num_seq":"A","msg_text":"HI THERE. FOR OUR FLT EZ\r\nY2070. AGP/MAN. COULD YO\r\nU UPDATE PRIMARY ALT AS\r\nSTN DUE TO WX ALL OVER U\r\nK. CHEERS OLLIE\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042897,"usec":344540},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389672,"noise_level":-32.965126,"freq_skew":0.793947,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042897,"usec":344976},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842852,"noise_level":-32.926567,"freq_skew":-1.119355,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":94,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[75,107,7,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042897,"usec":347389},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715052,"noise_level":-32.736313,"freq_skew":-1.131906,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":95,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[235,87,42,60]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042897,"usec":349929},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444805,"noise_level":-32.550129,"freq_skew":0.871562,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[130,34]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":99184},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333870,"noise_level":-32.404007,"freq_skew":0.908247,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":100166},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096292,"noise_level":-33.013149,"freq_skew":0.786243,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"C1","blk_id":"M","ack":"!","msg_text":".ANPHMU2 261928\r\nAGM\r\nAN G-EZAO/FI U28022/MA 341I\r\n-  SIGMET 04 VALID 261800/262200 EGRR- EGTT LONDON FIR SEV MTW FCST WI N5041 W00121 - N5008 W00411 - N5140 W00401 - N5306 W00422 - N5500 W00329 - N5500 W00053 - N5041 W00121 FL050/200 STNR INTSF=\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":100429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393376,"noise_level":-33.306423,"freq_skew":0.593642,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":101984},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553122,"noise_level":-33.193031,"freq_skew":1.635501,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"_d","blk_id":"3","ack":"M","flight":"U286MY","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":105659},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703885,"noise_level":-33.440231,"freq_skew":1.701856,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":106349},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418637,"noise_level":-33.358978,"freq_skew":1.965346,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[251,122,122,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":107395},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569947,"noise_level":-34.002605,"freq_skew":1.547656,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":868702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633565,"noise_level":-33.703011,"freq_skew":0.886730,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400DB2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":868865},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202464,"noise_level":-33.703011,"freq_skew":0.869475,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46802,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[252,112,210,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":869467},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892154,"noise_level":-34.216511,"freq_skew":1.344849,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"6","ack":"Q","flight":"AY087T","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042898,"usec":874669},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142477,"noise_level":-33.696800,"freq_skew":0.875414,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042899,"usec":631161},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756314,"noise_level":-34.373489,"freq_skew":0.710148,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[98,115,200,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042899,"usec":632756},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991857,"noise_level":-34.149185,"freq_skew":1.223432,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AY087T","msg_num":"F72","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042899,"usec":634492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647108,"noise_level":-34.061058,"freq_skew":1.799614,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042899,"usec":636218},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400728,"noise_level":-34.079166,"freq_skew":2.088048,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"FR18ZT","msg_num":"M07","msg_num_seq":"A","msg_text":"192818,M110152,2011,  96,N 40.915 W  2.472"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042899,"usec":638771},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522748,"noise_level":-34.661308,"freq_skew":1.061159,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[82,127,95,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042900,"usec":388738},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392986,"noise_level":-34.203808,"freq_skew":1.155982,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042900,"usec":389903},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175521,"noise_level":-34.203808,"freq_skew":0.634245,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34620D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46800,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[23,56,133,70]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042900,"usec":390839},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276604,"noise_level":-34.414024,"freq_skew":0.810587,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042900,"usec":390915},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875463,"noise_level":-34.414024,"freq_skew":0.736192,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042900,"usec":393943},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813618,"noise_level":-34.144310,"freq_skew":-0.531271,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":337,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[130,83,57,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":146676},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365762,"noise_level":-33.839874,"freq_skew":0.647821,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKR","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR06SD","msg_num":"M84","msg_num_seq":"A","msg_text":"192818,36004,2102, 162,N 43.769 W  3.407"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":147480},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440619,"noise_level":-34.311501,"freq_skew":0.807867,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":147949},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201102,"noise_level":-34.266495,"freq_skew":0.797209,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46807,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,41,213,208]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":148126},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651020,"noise_level":-34.266495,"freq_skew":0.802446,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":148219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857726,"noise_level":-34.266495,"freq_skew":0.898579,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":915156},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575321,"noise_level":-33.468670,"freq_skew":1.456286,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"6","ack":"Q","flight":"AY087T","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":915288},"freq":136975000,"burst_len_octets":221,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232362,"noise_level":-33.427814,"freq_skew":0.684067,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"C1","blk_id":"U","ack":"!","msg_text":".ANPHME9 261928\r\nAGM\r\nAN EC-NGY/FI E9868\r\n-  \r\n ARR WX\r\n\r\nMETAR LEBL 261900Z 21005KT 9999 FEW015 20/17 Q1020 NOSIG\r\n\r\nMETAR LEVC 261900Z 02003KT CAVOK 20/16 Q1020 NOSIG\r\n\r\nSLDS\r\nFM\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":915886},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776371,"noise_level":-33.387154,"freq_skew":1.207903,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AY087T","msg_num":"F72","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":916722},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.200427,"noise_level":-33.266296,"freq_skew":1.425752,"avlc":{"src":{"addr":"407797","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":918273},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574198,"noise_level":-33.029514,"freq_skew":1.514385,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"_d","blk_id":"8","ack":"U","flight":"E90868","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":918490},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803539,"noise_level":-33.029514,"freq_skew":1.146963,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042901,"usec":921871},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220675,"noise_level":-32.875175,"freq_skew":0.763153,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62012,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042902,"usec":668094},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621858,"noise_level":-32.686028,"freq_skew":-0.196731,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":687,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042902,"usec":670354},"freq":136975000,"burst_len_octets":162,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964259,"noise_level":-32.464355,"freq_skew":1.286419,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"8","ack":"R","flight":"AY087T","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042902,"usec":670354},"freq":136975000,"burst_len_octets":162,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.964259,"noise_level":-32.464355,"freq_skew":1.286419,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AY087T","msg_num":"F73","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43147W007430,DEMOS,192818,340,LOTEE,194144,AZFIC,M49,20572,2471E54"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042902,"usec":670556},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424382,"noise_level":-32.464355,"freq_skew":0.796203,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042902,"usec":671541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.021490,"noise_level":-32.391705,"freq_skew":0.744780,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042902,"usec":673040},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063125,"noise_level":-32.897076,"freq_skew":-2.524282,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"43","blk_id":"8","ack":"!","flight":"TP93ZS","msg_num":"M61","msg_num_seq":"A","msg_text":"PAXC "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042902,"usec":675467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466121,"noise_level":-32.632748,"freq_skew":0.636599,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042903,"usec":434430},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669271,"noise_level":-32.485241,"freq_skew":0.757250,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[98,115,200,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042904,"usec":196123},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.255877,"noise_level":-31.484730,"freq_skew":0.713573,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46807,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2568,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[248,41,213,208]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042904,"usec":197608},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876698,"noise_level":-32.110725,"freq_skew":-2.345963,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"9","ack":"V","flight":"TP93ZS","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042904,"usec":197716},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455637,"noise_level":-32.110725,"freq_skew":0.820273,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"_d","blk_id":"Z","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042904,"usec":962272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.368569,"noise_level":-32.038139,"freq_skew":-0.600513,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042904,"usec":968227},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623566,"noise_level":-31.565022,"freq_skew":2.028542,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042905,"usec":715019},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730813,"noise_level":-31.862980,"freq_skew":1.508135,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"8","ack":"R","flight":"AY087T","msg_num":"S30","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042905,"usec":717111},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527310,"noise_level":-31.661114,"freq_skew":-0.477746,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042905,"usec":717208},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743460,"noise_level":-31.661114,"freq_skew":1.122261,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AY087T","msg_num":"F73","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43147W007430,DEMOS,192818,340,LOTEE,194144,AZFIC,M49,20572,2471E54"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042905,"usec":723818},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486634,"noise_level":-31.207581,"freq_skew":1.351417,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042906,"usec":488897},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794024,"noise_level":-30.423403,"freq_skew":1.168082,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"38","blk_id":"0","ack":"!","flight":"AY087T","msg_num":"M54","msg_num_seq":"A","msg_text":"/AY1732/261026/W  7.725/N 43.238/34019/-------/      /- 48/20431/ 71\r\n/112/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042906,"usec":489316},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.119778,"noise_level":-30.365915,"freq_skew":0.838106,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46810,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[73,82]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":26}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":119.630000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042907,"usec":247437},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930208,"noise_level":-29.973814,"freq_skew":-2.468154,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"9","ack":"V","flight":"TP93ZS","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042907,"usec":251022},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297339,"noise_level":-29.677692,"freq_skew":1.884276,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5036,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[177,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042908,"usec":12862},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660095,"noise_level":-29.959631,"freq_skew":1.842414,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5037,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[10,247]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":26}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042908,"usec":13346},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517714,"noise_level":-30.660370,"freq_skew":0.609062,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042908,"usec":769874},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358496,"noise_level":-30.311815,"freq_skew":0.576647,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":3068,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042909,"usec":535806},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327206,"noise_level":-29.445427,"freq_skew":-0.872115,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042909,"usec":537188},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562389,"noise_level":-29.394045,"freq_skew":1.708925,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042909,"usec":537993},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230456,"noise_level":-30.257023,"freq_skew":1.842789,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042909,"usec":540906},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259230,"noise_level":-30.144585,"freq_skew":0.715862,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6099,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[136,52]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042910,"usec":289640},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.408766,"noise_level":-30.033587,"freq_skew":3.571365,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[146,81,124,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042910,"usec":296033},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.955168,"noise_level":-29.603251,"freq_skew":-2.619543,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"9","ack":"V","flight":"TP93ZS","msg_num":"S27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042910,"usec":297404},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521315,"noise_level":-29.498917,"freq_skew":1.245234,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-4.000000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042910,"usec":297404},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.521315,"noise_level":-29.498917,"freq_skew":1.245234,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"IB07DW","msg_num":"S26","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042910,"usec":297666},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575974,"noise_level":-30.145323,"freq_skew":1.012902,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061015","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,98,13,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042910,"usec":298005},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395188,"noise_level":-30.145323,"freq_skew":1.647633,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-5.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":51995},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046781,"noise_level":-30.558081,"freq_skew":0.717925,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":53165},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809421,"noise_level":-30.470654,"freq_skew":2.616411,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-0.500000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":53165},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.809421,"noise_level":-30.470654,"freq_skew":2.616411,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"EC43LM","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":53165},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.809421,"noise_level":-30.470654,"freq_skew":2.616411,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21000531","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,1,89,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":54468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548545,"noise_level":-30.412853,"freq_skew":-1.126913,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":54641},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695146,"noise_level":-30.412853,"freq_skew":1.530893,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"U22069","msg_num":"M19","msg_num_seq":"A","msg_text":"/LEMG.TI2/040LEMGAC4AA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":55674},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.003957,"noise_level":-31.206837,"freq_skew":3.512108,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":56491},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356167,"noise_level":-31.175331,"freq_skew":1.424855,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"HN05ED","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":56491},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.356167,"noise_level":-31.175331,"freq_skew":1.424855,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":57169},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821317,"noise_level":-31.112667,"freq_skew":1.319041,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":819429},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431984,"noise_level":-30.896824,"freq_skew":0.962061,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042911,"usec":824986},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067301,"noise_level":-30.645870,"freq_skew":2.587545,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042912,"usec":585921},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.065511,"noise_level":-30.045753,"freq_skew":0.947752,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042912,"usec":587308},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.346231,"noise_level":-29.995079,"freq_skew":2.631523,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":105821},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435676,"noise_level":-28.768272,"freq_skew":2.038574,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5038,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[64,207]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":106470},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572375,"noise_level":-28.744469,"freq_skew":-0.221035,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":109124},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539859,"noise_level":-28.626423,"freq_skew":1.330192,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"U22069","msg_num":"M19","msg_num_seq":"A","msg_text":"/LEMG.TI2/040LEMGAC4AA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":110109},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969974,"noise_level":-29.339235,"freq_skew":1.975321,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2818,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[89,238]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":113142},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514188,"noise_level":-29.313816,"freq_skew":1.592966,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"HN05ED","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":116885},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280500,"noise_level":-29.743195,"freq_skew":0.613499,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46818,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":11,"rseq":11,"variable_part_params":[{"name":"checksum","value":[214,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":865688},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507854,"noise_level":-29.566170,"freq_skew":1.694351,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":867793},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.118998,"noise_level":-29.436495,"freq_skew":0.798635,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042914,"usec":871118},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571370,"noise_level":-29.182819,"freq_skew":0.351879,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":657,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[84,139,189,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042915,"usec":625467},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605963,"noise_level":-29.009554,"freq_skew":1.366825,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042915,"usec":626252},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491816,"noise_level":-28.960678,"freq_skew":1.889179,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042915,"usec":626387},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243794,"noise_level":-29.629971,"freq_skew":2.945223,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[77,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042915,"usec":627290},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.122805,"noise_level":-29.577484,"freq_skew":0.886025,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46822,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,165]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042915,"usec":627639},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231242,"noise_level":-29.551361,"freq_skew":0.585209,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042915,"usec":628569},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347422,"noise_level":-30.323114,"freq_skew":2.468250,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1618,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042915,"usec":629398},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818199,"noise_level":-30.238008,"freq_skew":1.573749,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042915,"usec":631125},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121361,"noise_level":-30.209826,"freq_skew":0.662525,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":5,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[228,58]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042916,"usec":384934},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028959,"noise_level":-30.170134,"freq_skew":-2.240181,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042916,"usec":388572},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523584,"noise_level":-29.867361,"freq_skew":1.482300,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042916,"usec":389927},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393952,"noise_level":-29.932339,"freq_skew":2.360652,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[96,228]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042916,"usec":390241},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761739,"noise_level":-30.471363,"freq_skew":-0.300596,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042917,"usec":153994},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750503,"noise_level":-29.991865,"freq_skew":2.525589,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042917,"usec":908790},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717283,"noise_level":-30.005571,"freq_skew":0.424622,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":657,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[84,139,189,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042918,"usec":678250},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276070,"noise_level":-29.912106,"freq_skew":0.563854,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46822,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[236,165]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042918,"usec":681835},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025819,"noise_level":-29.618044,"freq_skew":-2.264597,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042919,"usec":432512},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712789,"noise_level":-29.513533,"freq_skew":0.125962,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042919,"usec":434217},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525306,"noise_level":-29.410267,"freq_skew":0.722205,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":828,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[220,4,240,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042919,"usec":435089},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.048064,"noise_level":-29.333612,"freq_skew":0.877568,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":5,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[228,58]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042919,"usec":435884},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.389617,"noise_level":-29.433723,"freq_skew":2.041918,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5039,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[173,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042919,"usec":438978},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400979,"noise_level":-30.079870,"freq_skew":3.034053,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3891,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[77,78]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":193533},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.072924,"noise_level":-29.887962,"freq_skew":2.053118,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-4.100000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":195840},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186908,"noise_level":-29.700201,"freq_skew":0.854531,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":201093},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229030,"noise_level":-30.208008,"freq_skew":1.951850,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"VY3158","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":210929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185158,"noise_level":-30.427197,"freq_skew":0.631740,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":211016},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722104,"noise_level":-30.427197,"freq_skew":2.830732,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":211138},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407991,"noise_level":-30.427197,"freq_skew":1.839029,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":962984},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420420,"noise_level":-30.595608,"freq_skew":-0.504337,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":965059},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541945,"noise_level":-30.536972,"freq_skew":-3.361261,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"_d","blk_id":"9","ack":"T","flight":"IB07SC","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042920,"usec":965558},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626048,"noise_level":-30.507803,"freq_skew":0.201777,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":465,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042921,"usec":719707},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455362,"noise_level":-30.249592,"freq_skew":0.677881,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":829,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[55,144,80,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042921,"usec":721010},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193606,"noise_level":-31.207218,"freq_skew":2.020705,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042921,"usec":722152},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387271,"noise_level":-32.205967,"freq_skew":0.793465,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"4C","blk_id":"G","ack":"!","msg_text":"*MESSAGE FROM CREWING*\r\nALL SORTED NOW\r\nBRGDS\r\nEASYJET CREWING/GEORGE\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042921,"usec":722282},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381928,"noise_level":-32.205967,"freq_skew":0.801788,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46834,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[1,38,52,237]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042921,"usec":724922},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806414,"noise_level":-32.435513,"freq_skew":2.194924,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28612,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[67,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042921,"usec":725447},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654909,"noise_level":-32.399231,"freq_skew":-3.411458,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"IB07SC","msg_num":"F13","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042922,"usec":484805},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998175,"noise_level":-32.009830,"freq_skew":-2.222996,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042922,"usec":485625},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102788,"noise_level":-31.940870,"freq_skew":0.144216,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042922,"usec":486305},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762591,"noise_level":-31.872452,"freq_skew":1.828927,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GSG","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"FR473M","msg_num":"M90","msg_num_seq":"A","msg_text":"192840,M114132,2039, 136,N 43.699 W  6.108"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042922,"usec":488694},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.069129,"noise_level":-31.604040,"freq_skew":0.770143,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[65,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042923,"usec":240945},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495828,"noise_level":-31.311674,"freq_skew":0.694033,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LIRN"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-1.800000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042923,"usec":241152},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714622,"noise_level":-31.856089,"freq_skew":-3.413630,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"IB07SC","msg_num":"F14","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS192840,261026/DTEDDH,15O,71,212440F791"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042923,"usec":241773},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564719,"noise_level":-31.788330,"freq_skew":-2.066212,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042923,"usec":245208},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578200,"noise_level":-31.424831,"freq_skew":-0.246393,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":7,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042923,"usec":246486},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577212,"noise_level":-31.360344,"freq_skew":0.681770,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZQ","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"IB0981","msg_num":"S82","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042923,"usec":246486},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.577212,"noise_level":-31.360344,"freq_skew":0.681770,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15072124","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,116,84,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":8750},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495248,"noise_level":-31.794353,"freq_skew":-0.363599,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22055205","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,70,76,0,72,90,133,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":9748},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592439,"noise_level":-31.693630,"freq_skew":-0.293583,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFT","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"OR01XY","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":12900},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924481,"noise_level":-32.075188,"freq_skew":0.678239,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":17109},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850444,"noise_level":-31.699743,"freq_skew":-3.295824,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":772445},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437312,"noise_level":-31.567144,"freq_skew":0.750011,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":774475},"freq":136975000,"burst_len_octets":106,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339581,"noise_level":-31.339857,"freq_skew":0.712962,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"4C","blk_id":"G","ack":"!","msg_text":"*MESSAGE FROM CREWING*\r\nALL SORTED NOW\r\nBRGDS\r\nEASYJET CREWING/GEORGE\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":776046},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.635655,"noise_level":-31.212599,"freq_skew":-0.460405,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":776846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719049,"noise_level":-31.287062,"freq_skew":1.952322,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":777560},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823266,"noise_level":-31.558020,"freq_skew":2.339804,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"8","ack":"G","flight":"EC47NL","msg_num":"S13","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042924,"usec":779391},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504169,"noise_level":-32.353432,"freq_skew":0.851395,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZQ","mode":"2","label":"SA","blk_id":"9","ack":"!","flight":"IB0981","msg_num":"S83","msg_num_seq":"A","msg_text":"0EV192841V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":28,"sec":41}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042925,"usec":529111},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639860,"noise_level":-32.246052,"freq_skew":-0.332464,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042925,"usec":533605},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249694,"noise_level":-31.761789,"freq_skew":0.646001,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042925,"usec":534156},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731729,"noise_level":-31.694759,"freq_skew":-3.331392,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"IB07SC","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042925,"usec":534838},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.052113,"noise_level":-31.628246,"freq_skew":0.430391,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":59,"dst_ref":28657,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[1]},{"name":"calling_transport_selector","value":[99,109]},{"name":"priority","value":6},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[87,190,11,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042925,"usec":535488},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490530,"noise_level":-32.362114,"freq_skew":0.448813,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2811,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28603,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[43,204]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":43}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042926,"usec":293558},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.898891,"noise_level":-32.305855,"freq_skew":-3.449091,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042926,"usec":293964},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663964,"noise_level":-32.270111,"freq_skew":-0.083821,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":466,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042926,"usec":297797},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729725,"noise_level":-31.920528,"freq_skew":-0.379854,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[122,43,67,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042926,"usec":297797},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.729725,"noise_level":-31.920528,"freq_skew":-0.379854,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8354,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,101,39,164]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042926,"usec":298357},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.953707,"noise_level":-31.886332,"freq_skew":0.409578,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28657,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[21,172,194,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042926,"usec":298570},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099410,"noise_level":-31.886332,"freq_skew":0.766367,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46843,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":73,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[151,152,50,209]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFBB","facility_name":"BORDEAUX","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.680000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042926,"usec":303846},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961645,"noise_level":-31.750874,"freq_skew":-2.349711,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"0","ack":"W","flight":"TP93ZS","msg_num":"S28","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042927,"usec":52915},"freq":136975000,"burst_len_octets":142,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.064979,"noise_level":-31.486139,"freq_skew":0.651969,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,83,65,83,0,74,202,165,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":374,"segment_offset":0,"pdu_total_len":122},"reasm_status":"skipped","options":[{"name":"lref","value":[2]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":16}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":60,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[202,81]},{"name":"atn_checksum","value":[69,159,184,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042927,"usec":53521},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611357,"noise_level":-31.453608,"freq_skew":0.853281,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042927,"usec":56248},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358690,"noise_level":-31.291286,"freq_skew":0.498937,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34886,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[150,142,230,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042927,"usec":57005},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.044603,"noise_level":-32.134483,"freq_skew":0.625949,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34886,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[95,196,125,142]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,4901541,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"SAS66T","long_tsap":{"rdp":[65,83,65,83,0],"short_tsap":{"ars":[74,202,165],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,83,65,83,0],"short_tsap":{"ars":[74,202,165],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LEMG","destination_airport":"ENGM"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042927,"usec":814608},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366324,"noise_level":-32.923820,"freq_skew":0.377565,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042927,"usec":821721},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106998,"noise_level":-32.151546,"freq_skew":0.602067,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2812,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[93,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042928,"usec":577204},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.384705,"noise_level":-31.874512,"freq_skew":-2.529995,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTR","mode":"2","label":"_d","blk_id":"1","ack":"A","flight":"TP93ZS","msg_num":"S29","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042928,"usec":581527},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849730,"noise_level":-31.442360,"freq_skew":-3.528525,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"_d","blk_id":"2","ack":"U","flight":"IB07SC","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042928,"usec":582252},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483784,"noise_level":-31.377745,"freq_skew":0.831108,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHRD"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042929,"usec":343795},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598212,"noise_level":-30.847084,"freq_skew":0.091401,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":466,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042929,"usec":344686},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821609,"noise_level":-30.954905,"freq_skew":0.779190,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-YHS","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"HV001L","msg_num":"S80","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042929,"usec":344686},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.821609,"noise_level":-30.954905,"freq_skew":0.779190,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22064100","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,84,82,65,0,72,104,64,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042929,"usec":348225},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885857,"noise_level":-30.833128,"freq_skew":0.598144,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042929,"usec":348960},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.028507,"noise_level":-31.218176,"freq_skew":0.771374,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46843,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":73,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[151,152,50,209]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFBB","facility_name":"BORDEAUX","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.680000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042929,"usec":349301},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837263,"noise_level":-31.186630,"freq_skew":-0.460232,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042929,"usec":349301},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.837263,"noise_level":-31.186630,"freq_skew":-0.460232,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8354,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[122,43,67,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042929,"usec":349301},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.837263,"noise_level":-31.186630,"freq_skew":-0.460232,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8354,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,101,39,164]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":103838},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.055547,"noise_level":-30.907763,"freq_skew":0.671855,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":104259},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594622,"noise_level":-30.877323,"freq_skew":-1.207322,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":776,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[7,224,218,210]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":18,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[226,113,212,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":18,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":108878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385995,"noise_level":-30.696892,"freq_skew":-0.986887,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":110547},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214793,"noise_level":-30.578653,"freq_skew":-0.070088,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"2","ack":"W","flight":"IB07RA","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":112880},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719558,"noise_level":-30.521204,"freq_skew":-0.957833,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":777,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,139,227,113]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":19,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":114056},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.962169,"noise_level":-30.434143,"freq_skew":0.410913,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34886,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[95,196,125,142]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,4901541,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"SAS66T","long_tsap":{"rdp":[65,83,65,83,0],"short_tsap":{"ars":[74,202,165],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,83,65,83,0],"short_tsap":{"ars":[74,202,165],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LEMG","destination_airport":"ENGM"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":864853},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735587,"noise_level":-31.043163,"freq_skew":-0.986281,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":778,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44749,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[157,205,76,50]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":865464},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697668,"noise_level":-30.981438,"freq_skew":0.521501,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042930,"usec":866209},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.633710,"noise_level":-30.920151,"freq_skew":0.963576,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042931,"usec":624799},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748385,"noise_level":-30.531979,"freq_skew":1.286334,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"8","ack":"A","flight":"U22069","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042931,"usec":625063},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.517698,"noise_level":-31.371429,"freq_skew":2.353959,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2820,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8373,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[87,219]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042931,"usec":629270},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651809,"noise_level":-30.963036,"freq_skew":-0.814518,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"_d","blk_id":"7","ack":"G","flight":"IB05CA","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042931,"usec":629692},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.834332,"noise_level":-30.932404,"freq_skew":1.145195,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28552,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[154,40,25,186]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042931,"usec":630695},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846439,"noise_level":-30.871456,"freq_skew":0.840281,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042931,"usec":630944},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375321,"noise_level":-30.841143,"freq_skew":0.374858,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[96,129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042931,"usec":631983},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568444,"noise_level":-30.750832,"freq_skew":2.015379,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042932,"usec":402596},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202808,"noise_level":-30.514500,"freq_skew":0.607765,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46852,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[174,185]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.755000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042932,"usec":406016},"freq":136975000,"burst_len_octets":114,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457422,"noise_level":-31.133961,"freq_skew":0.350147,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34886,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[10,46,225,129]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042932,"usec":406016},"freq":136975000,"burst_len_octets":114,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.457422,"noise_level":-31.133961,"freq_skew":0.350147,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":60,"dst_ref":34886,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[180,229,34,2]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042932,"usec":406016},"freq":136975000,"burst_len_octets":114,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.457422,"noise_level":-31.133961,"freq_skew":0.350147,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28657,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[122,48,96,177]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmContactResponse","data":{"atn_context_mgmt_contact_response":"contactSuccess"}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042932,"usec":407690},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105560,"noise_level":-31.040573,"freq_skew":0.594918,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46843,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":73,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[151,152,50,209]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFBB","facility_name":"BORDEAUX","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.680000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042932,"usec":408528},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615187,"noise_level":-31.009665,"freq_skew":2.200074,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":149105},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375192,"noise_level":-30.917595,"freq_skew":1.269145,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28516,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[33,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":150501},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392197,"noise_level":-31.206770,"freq_skew":-0.237791,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":151593},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.863826,"noise_level":-31.441734,"freq_skew":2.362300,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":720,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[210,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":153122},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823555,"noise_level":-32.016911,"freq_skew":-1.223212,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":776,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28410,"credit":5,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[7,224,218,210]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":18,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[226,113,212,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":18,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":154134},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823250,"noise_level":-31.913586,"freq_skew":1.596353,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5640,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28516,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[86,106]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":154604},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.976144,"noise_level":-31.879417,"freq_skew":2.003550,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":155214},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966174,"noise_level":-31.811478,"freq_skew":-0.997988,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":777,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,139,227,113]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":19,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":155979},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.300226,"noise_level":-32.442390,"freq_skew":2.399450,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":721,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28476,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[86,120]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":157019},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707758,"noise_level":-32.476688,"freq_skew":-3.606306,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB07SC","msg_num":"D01","msg_num_seq":"A","sublabel":"DF","msg_text":"A19/A32019,1,1/CCEC-MCS,OCT26,192844,LEMD,EDDH,0007/C106,00000,8100,43,0010,0,0110,43,X/CEN229,33994,256,742,6511,305,C32002/EC575381,52792,34335,73,15,016/EE699867,37836,23743,73/E10824,0923,43,178,013,000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":910415},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786068,"noise_level":-32.476688,"freq_skew":-1.196070,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":778,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44749,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[157,205,76,50]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":910498},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964886,"noise_level":-32.476688,"freq_skew":-0.023114,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"2","ack":"W","flight":"IB07RA","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":913099},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.073153,"noise_level":-32.153988,"freq_skew":0.325248,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":914888},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.180092,"noise_level":-32.014328,"freq_skew":0.746967,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":915249},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185366,"noise_level":-31.979759,"freq_skew":0.839531,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46857,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":11,"rseq":19,"variable_part_params":[{"name":"atn_checksum","value":[56,44,33,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":915350},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.993633,"noise_level":-31.979759,"freq_skew":0.180030,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"3","ack":"A","flight":"IB07RA","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":915442},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367293,"noise_level":-31.979759,"freq_skew":0.854409,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042933,"usec":915442},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.367293,"noise_level":-31.979759,"freq_skew":0.854409,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46860,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[231,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042934,"usec":677704},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102700,"noise_level":-32.192932,"freq_skew":0.739326,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46861,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[147,223,148,34]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":53}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042934,"usec":678644},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708288,"noise_level":-32.595509,"freq_skew":1.240627,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"8","ack":"A","flight":"U22069","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042934,"usec":678878},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986276,"noise_level":-33.074371,"freq_skew":-1.300982,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042934,"usec":685364},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.250052,"noise_level":-32.617039,"freq_skew":-0.396969,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042935,"usec":430667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743952,"noise_level":-32.433372,"freq_skew":1.522192,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042935,"usec":430809},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.295200,"noise_level":-32.433372,"freq_skew":2.458212,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042935,"usec":434227},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067824,"noise_level":-33.123177,"freq_skew":0.607586,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62062,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042935,"usec":436956},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.560034,"noise_level":-32.890213,"freq_skew":-0.880176,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB05CA","msg_num":"F60","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042935,"usec":438194},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794588,"noise_level":-32.738308,"freq_skew":0.601245,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":59,"dst_ref":28657,"variable_part_params":[{"name":"atn_checksum","value":[247,138,222,129]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042935,"usec":438898},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401389,"noise_level":-32.700741,"freq_skew":1.407282,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":31,"dst_ref":8479,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[105,133]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":199565},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504030,"noise_level":-33.036346,"freq_skew":-0.602089,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[215,32,107,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":199565},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.504030,"noise_level":-33.036346,"freq_skew":-0.602089,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28571,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,115,99,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":208715},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259074,"noise_level":-32.254440,"freq_skew":1.686203,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":963677},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707415,"noise_level":-32.325474,"freq_skew":-3.097089,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[49,149,87,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":964243},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.412321,"noise_level":-32.295052,"freq_skew":-1.202214,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":640,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8369,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[239,19,14,58]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":965596},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739007,"noise_level":-32.118000,"freq_skew":-3.535466,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB07SC","msg_num":"D01","msg_num_seq":"A","sublabel":"DF","msg_text":"A19/A32019,1,1/CCEC-MCS,OCT26,192844,LEMD,EDDH,0007/C106,00000,8100,43,0010,0,0110,43,X/CEN229,33994,256,742,6511,305,C32002/EC575381,52792,34335,73,15,016/EE699867,37836,23743,73/E10824,0923,43,178,013,000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":967703},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.403315,"noise_level":-32.168716,"freq_skew":0.668388,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":970158},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762807,"noise_level":-31.959705,"freq_skew":-1.112814,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":777,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28410,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,139,227,113]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":19,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":970158},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.762807,"noise_level":-31.959705,"freq_skew":-1.112814,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":778,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44749,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[157,205,76,50]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042936,"usec":970497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.281497,"noise_level":-31.925356,"freq_skew":1.408028,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042937,"usec":720556},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951346,"noise_level":-32.176888,"freq_skew":-3.806306,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":242,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[32,141,4,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042937,"usec":721983},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.131521,"noise_level":-32.002205,"freq_skew":0.786532,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46861,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[147,223,148,34]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":53}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042937,"usec":724486},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634251,"noise_level":-32.113396,"freq_skew":1.487018,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"8","ack":"A","flight":"U22069","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042937,"usec":725383},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.983102,"noise_level":-32.308632,"freq_skew":0.729190,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46864,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":11,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[141,248,83,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042937,"usec":725675},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367935,"noise_level":-32.272877,"freq_skew":1.219724,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"9","ack":"B","flight":"U22069","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":481448},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225040,"noise_level":-32.131306,"freq_skew":0.841560,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46865,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28410,"dst_ref":73,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[7,162,168,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":481448},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.225040,"noise_level":-32.131306,"freq_skew":0.841560,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[73,33,30,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":482007},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183341,"noise_level":-32.096268,"freq_skew":0.633513,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,10,192,237]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":482790},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415630,"noise_level":-32.467442,"freq_skew":0.900920,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"IB07DW","msg_num":"D32","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001431,1,1,TB000000/REP033,00,00,1/POSDMU,192848, 42.270,-  4.075,  3737,330\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":484345},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573530,"noise_level":-32.322689,"freq_skew":-1.172483,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":484345},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.573530,"noise_level":-32.322689,"freq_skew":-1.172483,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":779,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":73,"dst_ref":28410,"variable_part_params":[{"name":"atn_checksum","value":[222,175,216,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":485666},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564828,"noise_level":-32.938923,"freq_skew":-3.888308,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":486442},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138830,"noise_level":-33.273476,"freq_skew":0.618588,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":3822,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":487038},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902678,"noise_level":-33.193764,"freq_skew":2.554773,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"2","ack":"I","flight":"EC81CR","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":488977},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586642,"noise_level":-33.075554,"freq_skew":-0.681695,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB05CA","msg_num":"F60","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042938,"usec":490145},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116245,"noise_level":-32.958931,"freq_skew":0.685620,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3423C3","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042939,"usec":242966},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667337,"noise_level":-33.358189,"freq_skew":2.554563,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042939,"usec":244002},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848687,"noise_level":-33.237732,"freq_skew":-3.184034,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-2.500000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042939,"usec":245812},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809172,"noise_level":-33.079681,"freq_skew":-3.275955,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB05KY","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042939,"usec":245812},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.809172,"noise_level":-33.079681,"freq_skew":-3.275955,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042939,"usec":249843},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294723,"noise_level":-32.765327,"freq_skew":1.252363,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042939,"usec":250179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.147335,"noise_level":-33.525593,"freq_skew":0.085588,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":10354},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579326,"noise_level":-33.201950,"freq_skew":-0.676592,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"IB05CA","msg_num":"F61","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41062W002366,BAN,192851,217,PINAR,193002,MD545,M17,22622,121/TS192851,102626CA05"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":11676},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.714725,"noise_level":-33.044540,"freq_skew":-1.242917,"avlc":{"src":{"addr":"406A59","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":12369},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630807,"noise_level":-32.966892,"freq_skew":-3.216794,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28501,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[49,149,87,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":12730},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231012,"noise_level":-32.928329,"freq_skew":0.791961,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46861,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2568,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[147,223,148,34]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":53}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":13017},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670967,"noise_level":-32.928329,"freq_skew":2.523690,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1619,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":13294},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.256895,"noise_level":-32.984444,"freq_skew":-0.377159,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":14248},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758663,"noise_level":-32.907326,"freq_skew":-3.470876,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB07SC","msg_num":"D01","msg_num_seq":"A","sublabel":"DF","msg_text":"A19/A32019,1,1/CCEC-MCS,OCT26,192844,LEMD,EDDH,0007/C106,00000,8100,43,0010,0,0110,43,X/CEN229,33994,256,742,6511,305,C32002/EC575381,52792,34335,73,15,016/EE699867,37836,23743,73/E10824,0923,43,178,013,000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":17128},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594787,"noise_level":-32.755123,"freq_skew":2.752503,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":764050},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495951,"noise_level":-32.568542,"freq_skew":-3.793132,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63962,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[242,127,251,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":764171},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728037,"noise_level":-32.745468,"freq_skew":-0.642202,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[215,32,107,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":764171},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.728037,"noise_level":-32.745468,"freq_skew":-0.642202,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28571,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,115,99,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":765578},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322044,"noise_level":-32.559090,"freq_skew":0.853319,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":766592},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516626,"noise_level":-32.449154,"freq_skew":0.880008,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62069,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":768612},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.056340,"noise_level":-32.412815,"freq_skew":0.766169,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46864,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":73,"credit":11,"rseq":20,"variable_part_params":[{"name":"atn_checksum","value":[141,248,83,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042940,"usec":769339},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290233,"noise_level":-33.070053,"freq_skew":0.649645,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042941,"usec":532154},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451092,"noise_level":-32.429359,"freq_skew":2.758821,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGSS"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.200000},"alt":0}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042941,"usec":532154},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.451092,"noise_level":-32.429359,"freq_skew":2.758821,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20077575","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,88,83,0,64,127,125,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042941,"usec":532154},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.451092,"noise_level":-32.429359,"freq_skew":2.758821,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZDC","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"LS06LX","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042941,"usec":532638},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304116,"noise_level":-33.416477,"freq_skew":0.753180,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":3822,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042941,"usec":533273},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294324,"noise_level":-33.801598,"freq_skew":0.740108,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,186,26,237]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":119.630000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042941,"usec":533866},"freq":136975000,"burst_len_octets":41,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696985,"noise_level":-33.716911,"freq_skew":-3.060777,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28501,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[70,8,183,225]}]}],"x227_apdu":{"acse_apdu":{"choice":"abrt","data":{"abort":{"abort_source":{"value":0,"value_descr":"user"},"abort_diagnostics":"no-reason-given"}}},"cpdlc":{"protected_aircraft_pdus":{"choice":"abortUser","data":{"cpdlc_user_abort_reason":"commanded-termination"}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042941,"usec":533931},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.541564,"noise_level":-33.716911,"freq_skew":-0.887189,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042941,"usec":537259},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686217,"noise_level":-33.386196,"freq_skew":-1.085240,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":294985},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710856,"noise_level":-33.265350,"freq_skew":-1.008158,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":779,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":73,"dst_ref":28410,"variable_part_params":[{"name":"atn_checksum","value":[222,175,216,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":295519},"freq":136975000,"burst_len_octets":212,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898225,"noise_level":-33.185715,"freq_skew":2.564924,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"81","blk_id":"3","ack":"!","flight":"EC81CR","msg_num":"M09","msg_num_seq":"A","msg_text":"HI. EJU81CR. WE LL BE QU\r\nITE LATE IN BOD. THERE I\r\nS A GOOD CHANCE TO LAND\r\nBACK IN LIS PAST 00.00.\r\nCOULD YOU CONFIRM IF WE\r\nCAN LAND BETWEEN 00.00 A\r\nND 01.00Z. THX"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":296079},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491922,"noise_level":-33.106800,"freq_skew":0.768971,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":486,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28588,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[254,224,68,107]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28588,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[45,175,210,22]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":296281},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638387,"noise_level":-33.106800,"freq_skew":-0.147613,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":298228},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673335,"noise_level":-33.165955,"freq_skew":-3.184353,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB05KY","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":298228},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.673335,"noise_level":-33.165955,"freq_skew":-3.184353,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":298882},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.089150,"noise_level":-33.532803,"freq_skew":0.303223,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":150,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":299808},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429316,"noise_level":-33.409916,"freq_skew":-0.484586,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"EC91RH","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":299808},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.429316,"noise_level":-33.409916,"freq_skew":-0.484586,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,54,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042942,"usec":300392},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631088,"noise_level":-33.328949,"freq_skew":-3.135771,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":50138},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100544,"noise_level":-33.288746,"freq_skew":0.805621,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":54576},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572858,"noise_level":-33.363300,"freq_skew":0.220794,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"4","ack":"B","flight":"IB07RA","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":54908},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798546,"noise_level":-33.322937,"freq_skew":1.265985,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2220,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":109,"dst_ref":8533,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[84,230,152,150]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":56675},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038939,"noise_level":-33.084629,"freq_skew":2.471396,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":57109},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751305,"noise_level":-33.084629,"freq_skew":-3.531109,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB07SC","msg_num":"D01","msg_num_seq":"A","sublabel":"DF","msg_text":"A19/A32019,1,1/CCEC-MCS,OCT26,192844,LEMD,EDDH,0007/C106,00000,8100,43,0010,0,0110,43,X/CEN229,33994,256,742,6511,305,C32002/EC575381,52792,34335,73,15,016/EE699867,37836,23743,73/E10824,0923,43,178,013,000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":814329},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824095,"noise_level":-32.789932,"freq_skew":-3.371144,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"IB07SC","msg_num":"D01","msg_num_seq":"B","sublabel":"DF","msg_text":",031,0/N10824,0923,43,177,010,000,037,0/S11192,4190,010,010,203,37,33996,2/T11222,4120,013,019,191,40,33994,2/V1N229,N479,06816,00096,223,227,225,0/X12481,00000,077,011,044,028,008,2/E20847,0937,43,178,013,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":814670},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938471,"noise_level":-32.789932,"freq_skew":0.727349,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":815985},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181140,"noise_level":-33.419674,"freq_skew":0.852863,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,10,192,237]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042943,"usec":817848},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235661,"noise_level":-33.298367,"freq_skew":0.864784,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62069,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042944,"usec":577884},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212821,"noise_level":-33.060722,"freq_skew":0.865082,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":3822,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042944,"usec":578697},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072979,"noise_level":-32.982929,"freq_skew":1.295603,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042944,"usec":580021},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226399,"noise_level":-32.829407,"freq_skew":0.750205,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46875,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,186,26,237]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":119.630000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042944,"usec":583005},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452743,"noise_level":-32.604092,"freq_skew":0.034557,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"IB07RA","msg_num":"F12","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AK,071/TS192903,2610266C1D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042944,"usec":586429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.223108,"noise_level":-32.773968,"freq_skew":0.431739,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042944,"usec":588590},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933515,"noise_level":-32.661301,"freq_skew":-1.077985,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042944,"usec":588892},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789948,"noise_level":-33.167953,"freq_skew":-0.067128,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042944,"usec":591452},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845632,"noise_level":-33.089199,"freq_skew":-1.128752,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":72,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":779,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":73,"dst_ref":28410,"variable_part_params":[{"name":"atn_checksum","value":[222,175,216,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":331598},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941536,"noise_level":-32.933804,"freq_skew":-0.405631,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[215,32,107,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":332024},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522100,"noise_level":-32.895386,"freq_skew":0.326915,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[35,129,24,8]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[214,133,177,108]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":335010},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.483208,"noise_level":-32.557053,"freq_skew":2.330626,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":722,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28476,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[161,58]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":335731},"freq":136975000,"burst_len_octets":124,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237159,"noise_level":-32.483627,"freq_skew":2.799170,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20077575","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,88,83,0,64,127,125,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":335731},"freq":136975000,"burst_len_octets":124,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.237159,"noise_level":-32.483627,"freq_skew":2.799170,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZDC","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"LS06LX","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":337388},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.309065,"noise_level":-33.242393,"freq_skew":0.825026,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":337647},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681237,"noise_level":-33.202591,"freq_skew":-0.648643,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":337647},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.681237,"noise_level":-33.202591,"freq_skew":-0.648643,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28571,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,115,99,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":337647},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.681237,"noise_level":-33.202591,"freq_skew":-0.648643,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22055203","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":337647},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.681237,"noise_level":-33.202591,"freq_skew":-0.648643,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFP","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"OR01TX","msg_num":"S83","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":337847},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.032458,"noise_level":-33.202591,"freq_skew":0.714367,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[134,86,177,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042945,"usec":338088},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183088,"noise_level":-33.162964,"freq_skew":0.637375,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20077575","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":104182},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278736,"noise_level":-33.162964,"freq_skew":0.804317,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46885,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[227,193]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":105262},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672967,"noise_level":-33.692635,"freq_skew":-3.278794,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB05KY","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":105262},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.672967,"noise_level":-33.692635,"freq_skew":-3.278794,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":105761},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126266,"noise_level":-33.609001,"freq_skew":1.355905,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-3.400000},"alt":23000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":107261},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490586,"noise_level":-33.403374,"freq_skew":-0.392845,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"EC91RH","msg_num":"S99","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":107261},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.490586,"noise_level":-33.403374,"freq_skew":-0.392845,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,54,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":109449},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363704,"noise_level":-33.242306,"freq_skew":1.308663,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"U286MY","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":111047},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156895,"noise_level":-33.162876,"freq_skew":2.211008,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2821,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8373,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[75,82]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":111727},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148595,"noise_level":-33.084167,"freq_skew":0.696288,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46886,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":27,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[84,188]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":5}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":113321},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413232,"noise_level":-33.006168,"freq_skew":1.627752,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20006662","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,13,178,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":864695},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099503,"noise_level":-33.859989,"freq_skew":0.585720,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,10,192,237]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":866026},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086180,"noise_level":-33.690311,"freq_skew":3.006260,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":866814},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161466,"noise_level":-33.565193,"freq_skew":-1.083322,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":867051},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640366,"noise_level":-33.565193,"freq_skew":-0.939056,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":43.799999,"lon":-4.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":867436},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867140,"noise_level":-33.482773,"freq_skew":-0.455120,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":867876},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217196,"noise_level":-33.482773,"freq_skew":0.503301,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":868221},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646265,"noise_level":-33.980797,"freq_skew":-1.297483,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":780,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[209,241,154,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042946,"usec":869714},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627090,"noise_level":-33.851456,"freq_skew":0.859730,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":65,"dst_ref":63971,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[1,216,95,237]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":630719},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.907860,"noise_level":-33.934402,"freq_skew":2.155270,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":723,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[206,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":633212},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245706,"noise_level":-33.595463,"freq_skew":0.753733,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62069,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":633423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299941,"noise_level":-33.554008,"freq_skew":1.594791,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":633970},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805245,"noise_level":-33.512756,"freq_skew":-3.599968,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"IB07SC","msg_num":"D01","msg_num_seq":"C","sublabel":"DF","msg_text":"000,031,0/N20848,0937,43,177,010,000,038,0/E40823,0920,43,177,012,000,031,0/N40822,0921,43,177,010,000,036,0/2E0822,0920,43,180,013,000,032,0/2N0823,0923,43,179,010,000,037,0/2S1182,4180,011,010,203,38,3399"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":636580},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817193,"noise_level":-33.390152,"freq_skew":-0.422597,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":637381},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.081367,"noise_level":-33.349663,"freq_skew":2.146076,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":638643},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854519,"noise_level":-33.189579,"freq_skew":-0.446793,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":340,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28571,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,115,99,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":638772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.157347,"noise_level":-33.189579,"freq_skew":0.643844,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042947,"usec":639371},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709248,"noise_level":-33.279999,"freq_skew":-0.077846,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042948,"usec":388606},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231289,"noise_level":-33.160614,"freq_skew":0.643207,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":3822,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042948,"usec":388872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.968988,"noise_level":-33.121181,"freq_skew":0.830229,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042948,"usec":392741},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239654,"noise_level":-32.698841,"freq_skew":2.525413,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3135,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042948,"usec":393890},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551089,"noise_level":-33.671169,"freq_skew":2.472159,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042948,"usec":401143},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132299,"noise_level":-33.301895,"freq_skew":1.860348,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-4.100000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":154355},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937912,"noise_level":-33.217522,"freq_skew":0.068879,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":154415},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.317348,"noise_level":-33.217522,"freq_skew":-0.358762,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":154677},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840424,"noise_level":-33.177830,"freq_skew":-0.158214,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":154831},"freq":136975000,"burst_len_octets":161,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747593,"noise_level":-33.177830,"freq_skew":-3.400970,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MCS","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB07SC","msg_num":"D01","msg_num_seq":"D","sublabel":"DF","msg_text":"A19/A32019,1,1/CCEC-MCS,OCT26,192844,LEMD,EDDH,0007/C106,00000,8100,43,0010,0,0110,43,X/CEN229,33994,256,742,6511,305,C32002/EC575381,52792,34335,73,15,016/EE699867,37836,23743,73/E10824,0923,43,178,013,000,031,0/N10824,0923,43,177,010,000,037,0/S11192,4190,010,010,203,37,33996,2/T11222,4120,013,019,191,40,33994,2/V1N229,N479,06816,00096,223,227,225,0/X12481,00000,077,011,044,028,008,2/E20847,0937,43,178,013,000,031,0/N20848,0937,43,177,010,000,038,0/E40823,0920,43,177,012,000,031,0/N40822,0921,43,177,010,000,036,0/2E0822,0920,43,180,013,000,032,0/2N0823,0923,43,179,010,000,037,0/2S1182,4180,011,010,203,38,33994,2/2T1215,4115,014,020,192,40,33992,2/2VN229,N479,06816,00096,223,227,225,0/2X2481,00000,077,013,046,020,008,2,/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":158651},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595898,"noise_level":-32.828541,"freq_skew":-0.562465,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[215,32,107,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":158651},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.595898,"noise_level":-32.828541,"freq_skew":-0.562465,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28571,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[141,115,99,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":160286},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100619,"noise_level":-32.790585,"freq_skew":0.714308,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"485A83","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":161888},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398265,"noise_level":-33.061890,"freq_skew":0.695506,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZDC","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":914678},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774238,"noise_level":-32.906979,"freq_skew":-3.376780,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB05KY","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":914678},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.774238,"noise_level":-32.906979,"freq_skew":-3.376780,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":916657},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732388,"noise_level":-32.679668,"freq_skew":-0.108414,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":920533},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673242,"noise_level":-32.385555,"freq_skew":3.042456,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EZBO","mode":"2","label":"H2","blk_id":"5","ack":"!","flight":"U272BT","msg_num":"M02","msg_num_seq":"B","msg_text":"38261W0010421855M085020004G    N38311W0010612000M120292002G    N38359W0010962149M160169000G    N38407W0011312301M202253005G    N38455W0011682429M232226008G    N38507W0012052547M265200009G    N38559W0012442658M2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042949,"usec":921329},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769551,"noise_level":-32.349483,"freq_skew":-0.710914,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042950,"usec":672270},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624751,"noise_level":-32.171329,"freq_skew":3.128606,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1304,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042950,"usec":672680},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050954,"noise_level":-32.136131,"freq_skew":2.961983,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042950,"usec":673498},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510291,"noise_level":-32.323467,"freq_skew":-0.671377,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042950,"usec":673597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908759,"noise_level":-32.323467,"freq_skew":-3.416019,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042950,"usec":674091},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788012,"noise_level":-32.287651,"freq_skew":-0.545460,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":3,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[240,52,190,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042950,"usec":678032},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674631,"noise_level":-31.971771,"freq_skew":0.592797,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":417,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[60,198,218,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":5}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042950,"usec":678668},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515573,"noise_level":-31.971771,"freq_skew":1.680993,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042950,"usec":681146},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580977,"noise_level":-32.740238,"freq_skew":2.982310,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EZBO","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"U272BT","msg_num":"M02","msg_num_seq":"C","msg_text":"80183012G    N39011W0012832762M305190019G    N39063W0013272877M332199019G    N39115W0013732966M357192021G    N39169W0014223076M387190021G    N39220W0014703195M415196026G    N39271W0015173323M452198024G    N3933"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042951,"usec":432523},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310708,"noise_level":-32.702663,"freq_skew":0.850899,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[219,35,227,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042951,"usec":433166},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808350,"noise_level":-33.040813,"freq_skew":-0.863011,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042951,"usec":434277},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711014,"noise_level":-32.924648,"freq_skew":2.161152,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":2}},{"name":"dst_airport","value":"LEST"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-9.300000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042951,"usec":435562},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598019,"noise_level":-32.772144,"freq_skew":0.810055,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZQ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"IB0981","msg_num":"D49","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,175844,1,1,TB000000/REP033,00,00,1/POSDMU,192859, 41.120,-  1.747,  6495,320\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042951,"usec":438856},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137012,"noise_level":-32.474937,"freq_skew":0.657346,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46897,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[42,233,11,86]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":10}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":200709},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740650,"noise_level":-33.020092,"freq_skew":2.700020,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":794,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,239,139,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":201783},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824222,"noise_level":-32.865913,"freq_skew":2.304112,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILG","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"FR92ZJ","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":204242},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278766,"noise_level":-32.789841,"freq_skew":0.821496,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":4172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":208370},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.064178,"noise_level":-32.275204,"freq_skew":1.925207,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23127347","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,231,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":957978},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.202049,"noise_level":-31.722116,"freq_skew":-0.935696,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":959222},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605761,"noise_level":-32.114708,"freq_skew":1.403374,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[152,172,53,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":959756},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831407,"noise_level":-32.475716,"freq_skew":2.096967,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2822,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[91,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":960711},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879870,"noise_level":-32.366825,"freq_skew":-0.203577,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8354,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[218,171,32,5]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":960711},"freq":136975000,"burst_len_octets":104,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.879870,"noise_level":-32.366825,"freq_skew":-0.203577,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28621,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[121,148,249,17]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042952,"usec":961233},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092766,"noise_level":-32.330826,"freq_skew":3.241469,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042953,"usec":720450},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937056,"noise_level":-32.153049,"freq_skew":-3.077691,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB05KY","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042953,"usec":721129},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558404,"noise_level":-32.526337,"freq_skew":-0.210307,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042953,"usec":721370},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773036,"noise_level":-32.526337,"freq_skew":0.637459,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042953,"usec":721422},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777550,"noise_level":-32.526337,"freq_skew":-3.066589,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042953,"usec":721704},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.204644,"noise_level":-32.489677,"freq_skew":2.076133,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042953,"usec":726034},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122069,"noise_level":-32.026642,"freq_skew":-0.337812,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042953,"usec":726451},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.034030,"noise_level":-31.957548,"freq_skew":0.687534,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[219,35,227,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042954,"usec":483874},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422860,"noise_level":-31.957548,"freq_skew":0.689802,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042954,"usec":483970},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.748435,"noise_level":-31.957548,"freq_skew":3.045291,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EZBO","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"U272BT","msg_num":"M02","msg_num_seq":"C","msg_text":"80183012G    N39011W0012832762M305190019G    N39063W0013272877M332199019G    N39115W0013732966M357192021G    N39169W0014223076M387190021G    N39220W0014703195M415196026G    N39271W0015173323M452198024G    N3933"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042954,"usec":485177},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.324874,"noise_level":-32.248566,"freq_skew":-0.248865,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042954,"usec":488030},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689267,"noise_level":-31.899832,"freq_skew":-0.400675,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042954,"usec":488030},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.689267,"noise_level":-31.899832,"freq_skew":-0.400675,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":63048,"dst_ref":8354,"variable_part_params":[{"name":"atn_checksum","value":[243,71,50,234]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042954,"usec":488918},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631212,"noise_level":-31.831734,"freq_skew":0.621876,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042954,"usec":490616},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892193,"noise_level":-32.301422,"freq_skew":-0.397136,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042954,"usec":490616},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.892193,"noise_level":-32.301422,"freq_skew":-0.397136,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[153,114,107,210]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042955,"usec":240996},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733274,"noise_level":-32.089233,"freq_skew":0.151173,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-5.200000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042955,"usec":240996},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.733274,"noise_level":-32.089233,"freq_skew":0.151173,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP067U","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042955,"usec":240996},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.733274,"noise_level":-32.089233,"freq_skew":0.151173,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251302","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042955,"usec":244053},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793193,"noise_level":-31.746714,"freq_skew":0.007911,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB07RA","msg_num":"F13","msg_num_seq":"A","sublabel":"M1","msg_text":"RESPWI/AC,085/TS192912,26102611BE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042955,"usec":244628},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746596,"noise_level":-31.713192,"freq_skew":0.420395,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":418,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[120,78,74,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042955,"usec":244881},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516953,"noise_level":-32.552052,"freq_skew":-1.169597,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":43.799999,"lon":-4.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042955,"usec":245575},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716092,"noise_level":-32.478668,"freq_skew":2.001353,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":599,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042955,"usec":246916},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980451,"noise_level":-32.697754,"freq_skew":2.531118,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":1338},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530393,"noise_level":-32.549149,"freq_skew":-0.562794,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":342,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":3821},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314895,"noise_level":-32.828789,"freq_skew":0.815875,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":4292},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848211,"noise_level":-32.753036,"freq_skew":-0.929190,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250722","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,210,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":7954},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714565,"noise_level":-32.640636,"freq_skew":-0.009221,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":10640},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873941,"noise_level":-32.420105,"freq_skew":0.225326,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":10715},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.497272,"noise_level":-32.420105,"freq_skew":2.555204,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":767505},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966824,"noise_level":-32.383888,"freq_skew":-0.359972,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":767693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941362,"noise_level":-32.347820,"freq_skew":3.172569,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":768120},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785189,"noise_level":-32.311901,"freq_skew":2.569367,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":576,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[127,211,90,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":768412},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.124050,"noise_level":-32.276134,"freq_skew":-0.127092,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":768571},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714350,"noise_level":-32.276134,"freq_skew":1.975150,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3603,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":769853},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927167,"noise_level":-32.134510,"freq_skew":-0.258246,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":769937},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.410380,"noise_level":-32.099461,"freq_skew":2.341412,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":770918},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678404,"noise_level":-31.995159,"freq_skew":-1.164917,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNR","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"TP04BE","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042956,"usec":772489},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750087,"noise_level":-31.824057,"freq_skew":-3.330114,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":246,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":57,"dst_ref":28501,"variable_part_params":[{"name":"atn_checksum","value":[163,106,24,18]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042957,"usec":535815},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646206,"noise_level":-31.459087,"freq_skew":-1.241193,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042957,"usec":540021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.250720,"noise_level":-31.140106,"freq_skew":-1.191260,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042958,"usec":287285},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553049,"noise_level":-30.802242,"freq_skew":1.723090,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":304,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042958,"usec":287536},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.242246,"noise_level":-30.787785,"freq_skew":0.742288,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":4172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042958,"usec":290797},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582813,"noise_level":-30.492125,"freq_skew":-0.258056,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":587,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042958,"usec":293829},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206460,"noise_level":-30.234373,"freq_skew":0.755939,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":56109},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451585,"noise_level":-30.066692,"freq_skew":1.720078,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[2,200,179,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":57183},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475118,"noise_level":-30.230333,"freq_skew":0.929649,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":276,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":58029},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042336,"noise_level":-30.146130,"freq_skew":-0.610783,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":5,"unknown_proto":{"data":[160,193,225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":58238},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.794587,"noise_level":-30.146130,"freq_skew":1.100938,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR2444","msg_num":"D61","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_        EGNMLEMG706\r\n 41346  -43341928036999-558207042XA005Z0170220000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":60742},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709770,"noise_level":-30.700958,"freq_skew":-0.675518,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":822001},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700894,"noise_level":-30.408192,"freq_skew":-0.421802,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"UA","pf":true,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":822872},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759707,"noise_level":-30.541718,"freq_skew":-0.630083,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":343,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2569,"dst_ref":8539,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[235,19,25,218]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":823887},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.032792,"noise_level":-30.425560,"freq_skew":-3.260569,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB05KY","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":824543},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604620,"noise_level":-30.368057,"freq_skew":-0.097273,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":53,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":825272},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262151,"noise_level":-30.310934,"freq_skew":0.596745,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":4386,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":825408},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751820,"noise_level":-31.157742,"freq_skew":-3.289575,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042959,"usec":827593},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162073,"noise_level":-31.095200,"freq_skew":1.001794,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042960,"usec":579508},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999634,"noise_level":-30.956154,"freq_skew":-0.539801,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042960,"usec":580858},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188828,"noise_level":-30.834358,"freq_skew":0.692821,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62092,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":62,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[174,160,41,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042960,"usec":582898},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439389,"noise_level":-31.277639,"freq_skew":-1.939089,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[221,206,215,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042960,"usec":583487},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530354,"noise_level":-31.214233,"freq_skew":1.650597,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[2,200,179,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042960,"usec":588671},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102981,"noise_level":-30.873531,"freq_skew":0.775246,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46918,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[99,182,189,92]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042961,"usec":342227},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.012035,"noise_level":-31.639654,"freq_skew":1.878362,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042961,"usec":342791},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617425,"noise_level":-31.573559,"freq_skew":-1.057065,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042961,"usec":343508},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.430849,"noise_level":-31.507961,"freq_skew":-0.904128,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042961,"usec":344673},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258000,"noise_level":-31.909609,"freq_skew":0.860310,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26669,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[251,229,8,246]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFBB,BORDEAUX,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042961,"usec":345311},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132003,"noise_level":-31.841434,"freq_skew":0.872958,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042961,"usec":346557},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060081,"noise_level":-31.740168,"freq_skew":0.665459,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":4172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042961,"usec":347622},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.908928,"noise_level":-31.872881,"freq_skew":2.077180,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[193,139,29,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042962,"usec":103514},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691757,"noise_level":-31.538628,"freq_skew":-1.077716,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":781,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44749,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,211,242,245]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042962,"usec":105608},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.398499,"noise_level":-31.376205,"freq_skew":0.579395,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":488,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042962,"usec":106175},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300549,"noise_level":-31.312077,"freq_skew":-0.030493,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042962,"usec":106471},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435067,"noise_level":-31.280190,"freq_skew":-1.215608,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042962,"usec":108749},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302423,"noise_level":-31.122484,"freq_skew":0.845780,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":4451,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042962,"usec":862461},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.400834,"noise_level":-30.967590,"freq_skew":1.902339,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042962,"usec":869356},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.998983,"noise_level":-30.625294,"freq_skew":1.209195,"avlc":{"src":{"addr":"40772F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042962,"usec":869936},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509097,"noise_level":-30.566460,"freq_skew":2.022229,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042963,"usec":629706},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067295,"noise_level":-30.442760,"freq_skew":0.800789,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"3423C3","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":4}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042963,"usec":631004},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600196,"noise_level":-30.835270,"freq_skew":-3.236272,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-2.500000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042963,"usec":634220},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291876,"noise_level":-30.508844,"freq_skew":1.125551,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR2444","msg_num":"D61","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_        EGNMLEMG706\r\n 41346  -43341928036999-558207042XA005Z0170220000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042964,"usec":393161},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233807,"noise_level":-30.166203,"freq_skew":0.676798,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26669,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":74,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[251,229,8,246]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":28,"sec":57}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFBB,BORDEAUX,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042964,"usec":397109},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792645,"noise_level":-30.673597,"freq_skew":2.722735,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":577,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042964,"usec":398318},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216324,"noise_level":-30.614435,"freq_skew":0.772914,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042964,"usec":401330},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359944,"noise_level":-30.410484,"freq_skew":0.869513,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62096,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9932,"credit":15,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[139,167,46,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":151661},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182805,"noise_level":-30.296057,"freq_skew":0.672721,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":152400},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700738,"noise_level":-30.956905,"freq_skew":-1.004609,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":781,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44749,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,211,242,245]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":152655},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620224,"noise_level":-30.956905,"freq_skew":-0.931254,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":153621},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709778,"noise_level":-31.395992,"freq_skew":1.582981,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":484,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":155799},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656610,"noise_level":-32.271423,"freq_skew":2.801143,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":5,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[48,104,179,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":157340},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083361,"noise_level":-32.094845,"freq_skew":0.739488,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26675,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[158,237,80,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":913134},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768661,"noise_level":-31.651875,"freq_skew":1.083990,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":914924},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335278,"noise_level":-32.402367,"freq_skew":0.630171,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042965,"usec":917405},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.774039,"noise_level":-32.514114,"freq_skew":-1.128284,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042966,"usec":675105},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489089,"noise_level":-32.948418,"freq_skew":-1.231157,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":42.900002,"lon":-2.000000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042966,"usec":675105},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.489089,"noise_level":-32.948418,"freq_skew":-1.231157,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"LH02NZ","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042966,"usec":675239},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171417,"noise_level":-32.948418,"freq_skew":0.817004,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62097,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":3,"variable_part_params":[{"name":"checksum","value":[68,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042966,"usec":675459},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574378,"noise_level":-32.948418,"freq_skew":-1.064172,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TAWU","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"BY02HD","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042966,"usec":676332},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717052,"noise_level":-33.528484,"freq_skew":-1.068035,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042967,"usec":438224},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652777,"noise_level":-32.828163,"freq_skew":-2.970740,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"DISC","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042967,"usec":438224},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.652777,"noise_level":-32.828163,"freq_skew":-2.970740,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-2.500000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042967,"usec":440376},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372322,"noise_level":-32.602879,"freq_skew":3.002167,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3892,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[71,250]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042967,"usec":442663},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634214,"noise_level":-32.455875,"freq_skew":1.023547,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370150017617466 343 348 324 325\r\n-1000 370180017617466 343 348 324 324\r\n-0500 370160017617466 342 345 324 324\r\n 3900 370120017517466 342 347 323 325\r\n+0500 370130017517366 343 344 324 324\r\n+1000 3701300"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042967,"usec":444833},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726102,"noise_level":-32.347229,"freq_skew":2.734323,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":577,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":192015},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334413,"noise_level":-31.994593,"freq_skew":0.772765,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":192817},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856370,"noise_level":-31.925751,"freq_skew":-1.075488,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":195784},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269464,"noise_level":-32.042446,"freq_skew":0.876932,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":4451,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":197414},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479332,"noise_level":-31.973227,"freq_skew":0.509250,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[125,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":959000},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954088,"noise_level":-31.536259,"freq_skew":-1.268756,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":172,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":962136},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458841,"noise_level":-31.214481,"freq_skew":-1.048283,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":963019},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423899,"noise_level":-31.151531,"freq_skew":0.749089,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":965806},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675322,"noise_level":-30.934732,"freq_skew":-0.485607,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-7.400000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042968,"usec":967274},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602762,"noise_level":-30.904198,"freq_skew":2.196531,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":730393},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332024,"noise_level":-30.843449,"freq_skew":0.630062,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"406AE9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":730699},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286729,"noise_level":-31.193808,"freq_skew":0.635116,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":732378},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769818,"noise_level":-31.288303,"freq_skew":-3.376358,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":61,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[108,209,136,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":732597},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289168,"noise_level":-31.288303,"freq_skew":0.621296,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[82,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":733000},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579633,"noise_level":-31.253639,"freq_skew":-0.261242,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"EC91RH","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":733000},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.579633,"noise_level":-31.253639,"freq_skew":-0.261242,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,54,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":734160},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622168,"noise_level":-31.158960,"freq_skew":1.096325,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"C","sublabel":"DF","msg_text":"17517366 342 346 322 323\r\n+1500 370150017517366 342 345 322 323\r\n+2000 370160017517466 342 345 322 323\r\n+2500 370100017517366 342 345 322 322\r\n+3000 370120017517366 342 346 324 324\r\n+3500 370110017517366 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":736082},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.031774,"noise_level":-31.065302,"freq_skew":0.811320,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042969,"usec":736580},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492370,"noise_level":-31.065302,"freq_skew":-1.133307,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042970,"usec":479760},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682444,"noise_level":-30.820379,"freq_skew":1.865845,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":842,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[114,92,104,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042970,"usec":485217},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.026410,"noise_level":-31.549915,"freq_skew":0.685687,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[122,55,254,120]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042970,"usec":486249},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888185,"noise_level":-32.002762,"freq_skew":-0.207256,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042970,"usec":486511},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296297,"noise_level":-32.002762,"freq_skew":0.595657,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042971,"usec":250571},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460138,"noise_level":-31.666899,"freq_skew":1.732035,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042971,"usec":254715},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527645,"noise_level":-32.166500,"freq_skew":1.699622,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4140,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":15,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[137,104]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":15,"msg_ref":17,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042971,"usec":255702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111838,"noise_level":-32.061394,"freq_skew":-0.184467,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042972,"usec":8576},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.368989,"noise_level":-31.753498,"freq_skew":0.780720,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46934,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[81,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042972,"usec":10308},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732565,"noise_level":-32.233376,"freq_skew":0.857431,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042972,"usec":10894},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278771,"noise_level":-32.162624,"freq_skew":0.649142,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[82,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042972,"usec":772601},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655597,"noise_level":-31.452570,"freq_skew":0.480587,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[40,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042972,"usec":773315},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.915545,"noise_level":-31.387875,"freq_skew":3.071677,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28619,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[239,7,73,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042972,"usec":774043},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579960,"noise_level":-31.323662,"freq_skew":1.526942,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042972,"usec":776167},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.978751,"noise_level":-32.117386,"freq_skew":0.848924,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46938,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[6,9]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042973,"usec":530795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230413,"noise_level":-32.117386,"freq_skew":1.324903,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042973,"usec":531231},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533452,"noise_level":-32.988335,"freq_skew":0.545320,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[252,78]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042973,"usec":535746},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945422,"noise_level":-32.498699,"freq_skew":0.976943,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":674,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042973,"usec":536870},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047484,"noise_level":-32.389523,"freq_skew":0.997775,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042973,"usec":540690},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586851,"noise_level":-32.175198,"freq_skew":0.616019,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042974,"usec":293421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.985803,"noise_level":-31.931658,"freq_skew":0.740898,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042974,"usec":293658},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971210,"noise_level":-31.897419,"freq_skew":3.109208,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042974,"usec":295929},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580766,"noise_level":-31.628246,"freq_skew":1.096864,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"D","sublabel":"DF","msg_text":"2 345 322 324\r\n+4000 370090017517366 342 346 323 323\r\n+4500 370100017517366 342 346 324 324\r\n+5000 370110017517366 342 346 323 323\r\n+5500 370130017517366 341 346 323 323\r\n+6000 370130017517266 342 344 322 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042974,"usec":303497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.264321,"noise_level":-31.367167,"freq_skew":0.985959,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":63900},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752136,"noise_level":-31.082537,"freq_skew":-2.899477,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-2.500000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":64256},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.072476,"noise_level":-31.154978,"freq_skew":0.764803,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[82,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":64626},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593350,"noise_level":-31.580524,"freq_skew":-1.733641,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":58,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[124,232]},{"name":"atn_checksum","value":[25,151,48,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":65944},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680927,"noise_level":-31.449718,"freq_skew":-3.090726,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-2.500000},"alt":19000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":70785},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.002727,"noise_level":-31.320854,"freq_skew":0.773962,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":72349},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111254,"noise_level":-31.772444,"freq_skew":0.651309,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":46944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":28659,"dst_ref":58,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[1]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[138,225,47,113]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":812598},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.659620,"noise_level":-31.809828,"freq_skew":-3.269639,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"IB07YT","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":813203},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441740,"noise_level":-32.738510,"freq_skew":-3.262008,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042027","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,68,23,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":815418},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.948299,"noise_level":-33.145668,"freq_skew":0.660298,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15042027","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":816658},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557770,"noise_level":-33.702652,"freq_skew":-0.162427,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042975,"usec":818202},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586447,"noise_level":-33.535992,"freq_skew":0.793831,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042976,"usec":579779},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137289,"noise_level":-33.372467,"freq_skew":1.819104,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-4.100000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042976,"usec":581268},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.686691,"noise_level":-33.211967,"freq_skew":-3.302424,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042976,"usec":582617},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773553,"noise_level":-33.054379,"freq_skew":2.049796,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[87,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042976,"usec":583063},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582191,"noise_level":-33.015423,"freq_skew":0.631082,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042976,"usec":583978},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229012,"noise_level":-33.390709,"freq_skew":0.821692,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042976,"usec":585185},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200513,"noise_level":-33.229874,"freq_skew":0.728471,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042976,"usec":585685},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729020,"noise_level":-33.190125,"freq_skew":-3.238878,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"SA","blk_id":"5","ack":"!","flight":"IB07YT","msg_num":"S34","msg_num_seq":"A","msg_text":"0EV192934V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":29,"sec":34}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042977,"usec":339147},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746457,"noise_level":-32.994236,"freq_skew":2.013254,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2824,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8373,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[22,182]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042977,"usec":341941},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358005,"noise_level":-32.652111,"freq_skew":-0.460817,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042977,"usec":344972},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668113,"noise_level":-32.287136,"freq_skew":-0.205164,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[238,63,157,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":100337},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812366,"noise_level":-32.005814,"freq_skew":-3.336311,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":63,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[193,158,186,121]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44723,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[148,33,50,28]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":103862},"freq":136975000,"burst_len_octets":115,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678337,"noise_level":-31.666506,"freq_skew":0.297887,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"TP37CN","msg_num":"F47","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40066W003437,GOTOR,192935,330,TLD,193400,MELON,M46,21427,864957"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":104502},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.118970,"noise_level":-31.633291,"freq_skew":0.773403,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":46944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":28659,"dst_ref":58,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[1]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[138,225,47,113]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":105088},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643567,"noise_level":-32.263081,"freq_skew":-1.483695,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":322,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":58,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[1]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[124,232]},{"name":"atn_checksum","value":[25,151,48,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":105533},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608349,"noise_level":-32.227512,"freq_skew":0.708813,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6100,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[110,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":105724},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275586,"noise_level":-32.227512,"freq_skew":-2.929761,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":105901},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760656,"noise_level":-32.755280,"freq_skew":-1.480988,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":323,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28659,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[235,21,106,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":106004},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590309,"noise_level":-32.755280,"freq_skew":1.067961,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"F","sublabel":"DF","msg_text":"70120017517366 342 345 323 325\r\n-30 84 84 171 1680120096611\r\n-25 84 84 171 1680120096611\r\n-20 84 84 171 1680120096611\r\n-15 84 84 171 1680120096611\r\n-10 83 84 171 1680120096611\r\n-05 84 84 171 1670120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":106491},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604854,"noise_level":-32.755280,"freq_skew":-1.500598,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28659,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,94,83,64]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,5250056,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"ISR194","long_tsap":{"rdp":[65,84,68,82,0],"short_tsap":{"ars":[80,28,8],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,84,68,82,0],"short_tsap":{"ars":[80,28,8],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LPPR","destination_airport":"LLBG"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":866600},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.193772,"noise_level":-32.877903,"freq_skew":2.040875,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":868138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898148,"noise_level":-32.726208,"freq_skew":-3.300507,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":870290},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616091,"noise_level":-32.540241,"freq_skew":0.750179,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042978,"usec":870510},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205934,"noise_level":-32.540241,"freq_skew":0.673604,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15042027","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042979,"usec":627337},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640421,"noise_level":-32.565392,"freq_skew":2.616162,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1390,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042979,"usec":629955},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762266,"noise_level":-32.755646,"freq_skew":2.017072,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042979,"usec":630645},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876721,"noise_level":-32.680527,"freq_skew":0.262596,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042979,"usec":631922},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492023,"noise_level":-33.287502,"freq_skew":-3.021842,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042979,"usec":633900},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261168,"noise_level":-33.373001,"freq_skew":0.715849,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042980,"usec":382462},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656509,"noise_level":-32.900101,"freq_skew":2.121857,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,64,149,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042980,"usec":382719},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895544,"noise_level":-33.262188,"freq_skew":-3.191934,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"SA","blk_id":"5","ack":"!","flight":"IB07YT","msg_num":"S34","msg_num_seq":"A","msg_text":"0EV192934V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":29,"sec":34}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042980,"usec":383295},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981166,"noise_level":-33.222294,"freq_skew":2.051505,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2825,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":4,"dst_ref":28660,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[146,73]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042980,"usec":386280},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489275,"noise_level":-32.948040,"freq_skew":-1.443166,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-6.200000},"alt":26000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042980,"usec":386280},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.489275,"noise_level":-32.948040,"freq_skew":-1.443166,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-BTI","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"C30194","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042980,"usec":387233},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586868,"noise_level":-33.213154,"freq_skew":1.716256,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"5U","blk_id":"9","ack":"!","flight":"EC92BG","msg_num":"M77","msg_num_seq":"A","msg_text":"EGGP EGCC EGBB EGNX-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042980,"usec":388159},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913568,"noise_level":-33.133991,"freq_skew":-1.551652,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24016010","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,68,82,0,80,28,8,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":147560},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.153669,"noise_level":-33.505470,"freq_skew":0.718227,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46953,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[173,89,147,139]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":147930},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533622,"noise_level":-33.464439,"freq_skew":0.956652,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"G","sublabel":"DF","msg_text":" 39 83 84 171 1670120096611\r\n+05 83 84 171 1680120096611\r\n+10 83 84 171 1670120096611\r\n+15 83 84 171 1670120096611\r\n+20 83 84 171 1670120096611\r\n+25 83 84 171 1670120096611\r\n+30 83 84 171 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":148303},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820948,"noise_level":-33.464439,"freq_skew":2.862609,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":795,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":149093},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.419233,"noise_level":-33.342510,"freq_skew":-2.432225,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8403,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[57,129,93,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":149820},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.027617,"noise_level":-33.222271,"freq_skew":0.691577,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":47.500000,"flags":192,"pdu_id":46944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":28659,"dst_ref":58,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[1]},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[138,225,47,113]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":6},{"name":"inactivity_timer_ms","value":360000}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":157640},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579258,"noise_level":-32.795105,"freq_skew":1.315634,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.100002,"lon":-3.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":157754},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649551,"noise_level":-32.795105,"freq_skew":0.584784,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":158184},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815832,"noise_level":-32.757294,"freq_skew":-1.730540,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":323,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28659,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[235,21,106,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":914709},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637792,"noise_level":-32.757294,"freq_skew":0.763828,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":914905},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547929,"noise_level":-32.719646,"freq_skew":2.159322,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":915251},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521889,"noise_level":-32.682159,"freq_skew":-1.745373,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28659,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,94,83,64]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,5250056,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"ISR194","long_tsap":{"rdp":[65,84,68,82,0],"short_tsap":{"ars":[80,28,8],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,84,68,82,0],"short_tsap":{"ars":[80,28,8],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LPPR","destination_airport":"LLBG"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":916729},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129738,"noise_level":-32.533821,"freq_skew":0.678884,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-LKM","mode":"2","label":"C1","blk_id":"S","ack":"9","msg_text":".GTWDSXA 261929\r\nAGM\r\nAN OE-LKM\r\n-  SA 26/19:26\r\nEGGP 261920Z 17012KT 9999 SCT039 BKN046\r\n  16/12 Q0998\r\nSA 26/19:26\r\nEGCC 261920Z AUTO 19006KT 120V230 9999\r\n  SCT031 OVC041 16/12\r\n  Q0999\r\nSA 26/19:26\r\nEGBB 261920Z 1901"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":917509},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573214,"noise_level":-32.460587,"freq_skew":2.038110,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":919357},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621863,"noise_level":-32.280163,"freq_skew":1.854008,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"EC92BG","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":919496},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065486,"noise_level":-32.280163,"freq_skew":-1.738319,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042981,"usec":919652},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604196,"noise_level":-32.688625,"freq_skew":-3.488396,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":64,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44723,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[100,14,55,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":674275},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442678,"noise_level":-32.358105,"freq_skew":0.746246,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":674861},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.929552,"noise_level":-32.286335,"freq_skew":0.757833,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15042027","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":675346},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566511,"noise_level":-32.250668,"freq_skew":1.091344,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 84 171 1670120096611\r\n+40 83 84 171 1670120096611\r\n+45 83 84 171 1670120096611\r\n+50 83 84 171 1670120096611\r\n+55 83 84 171 1670120096611\r\n+60 83 84 171 1670120096611\r\n+65 83 84 171 1670120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":675611},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320574,"noise_level":-32.250668,"freq_skew":0.655097,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":675910},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.191995,"noise_level":-32.215153,"freq_skew":0.850464,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":677908},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717001,"noise_level":-32.074512,"freq_skew":2.964052,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28640,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[216,30,9,26]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":679409},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.161531,"noise_level":-31.970505,"freq_skew":-3.547049,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":680002},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185543,"noise_level":-31.936111,"freq_skew":0.661753,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"C1","blk_id":"T","ack":"!","msg_text":".GTWDSXA 261929\r\nAGM\r\nAN OE-LKM\r\n-  SA 26/19:26\r\nEGGP 261920Z 17012KT 9999 SCT039 BKN046\r\n  16/12 Q0998\r\nSA 26/19:26\r\nEGCC 261920Z AUTO 19006KT 120V230 9999\r\n  SCT031 OVC041 16/12\r\n  Q0999\r\nSA 26/19:26\r\nEGBB 261920Z 19011KT 160V220 9999 SCT019\r\n  BKN032 16/13\r\n  Q1002\r\nSA 26/19:26\r\nEGNX 261920Z 20016KT 9999 -RA FEW019\r\n  16/13 Q1001\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":680506},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532500,"noise_level":-31.901854,"freq_skew":0.742299,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042982,"usec":681382},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715896,"noise_level":-31.833740,"freq_skew":3.074866,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3893,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042983,"usec":435675},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236086,"noise_level":-31.821877,"freq_skew":0.745665,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46963,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9933,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[154,27,147,128]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042983,"usec":436304},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728346,"noise_level":-32.125744,"freq_skew":1.946256,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"1","ack":"T","flight":"EC92BG","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042983,"usec":436836},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648905,"noise_level":-33.014771,"freq_skew":-3.302098,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"SA","blk_id":"5","ack":"!","flight":"IB07YT","msg_num":"S34","msg_num_seq":"A","msg_text":"0EV192934V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":29,"sec":34}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042983,"usec":437024},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698342,"noise_level":-33.014771,"freq_skew":-1.676243,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":0,"unknown_proto":{"data":[33,64,97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042983,"usec":440328},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785693,"noise_level":-33.039711,"freq_skew":-0.933590,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":43.900002,"lon":-4.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042983,"usec":440680},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106134,"noise_level":-33.000824,"freq_skew":0.627611,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":194540},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121042,"noise_level":-32.825844,"freq_skew":0.729251,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":195559},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.154366,"noise_level":-32.712502,"freq_skew":0.827308,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":195895},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866066,"noise_level":-33.430859,"freq_skew":-1.629537,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":197861},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828344,"noise_level":-33.807713,"freq_skew":2.786025,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":795,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":201513},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026772,"noise_level":-33.555923,"freq_skew":2.420701,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":201785},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433070,"noise_level":-33.514656,"freq_skew":1.048206,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1766,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":962151},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176209,"noise_level":-33.351532,"freq_skew":0.715908,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":963373},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414389,"noise_level":-33.721794,"freq_skew":1.387179,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6630,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":967312},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591249,"noise_level":-33.838043,"freq_skew":-3.477112,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042984,"usec":969402},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544605,"noise_level":-33.668789,"freq_skew":0.940747,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 171 1670120096611\r\n+75 83 84 171 1670120096611\r\n+80 83 84 171 1670120096611\r\n+85 83 84 171 1670120096611\r\n+90 83 84 171 1670120096611\r\n-30 70 70 23 23-079400 -550ER\r\n-25 70 70 23 24-079500 -553ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":721209},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907239,"noise_level":-33.543980,"freq_skew":2.687203,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":721347},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117863,"noise_level":-33.543980,"freq_skew":0.782705,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":724353},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723686,"noise_level":-33.179962,"freq_skew":-1.389360,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":323,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28659,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[235,21,106,84]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":724471},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.109970,"noise_level":-33.709320,"freq_skew":0.564555,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46969,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":724808},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.296447,"noise_level":-33.667324,"freq_skew":-1.186445,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":725286},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244201,"noise_level":-33.625526,"freq_skew":0.683754,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":5066,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":726758},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635266,"noise_level":-33.542534,"freq_skew":-1.483534,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":324,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28659,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,94,83,64]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,5250056,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"ISR194","long_tsap":{"rdp":[65,84,68,82,0],"short_tsap":{"ars":[80,28,8],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,1]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,84,68,82,0],"short_tsap":{"ars":[80,28,8],"loc_sys_nsel_tsel":[0,0,83,65,65,66,0,0,1,22]}}}}}}],"departure_airport":"LPPR","destination_airport":"LLBG"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":729076},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355694,"noise_level":-33.298210,"freq_skew":0.868984,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042985,"usec":729449},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160763,"noise_level":-33.258148,"freq_skew":0.661807,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46963,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9933,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[154,27,147,128]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042986,"usec":484160},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322684,"noise_level":-32.944141,"freq_skew":0.750039,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042986,"usec":485710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.103198,"noise_level":-32.791298,"freq_skew":2.676901,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042986,"usec":489652},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393400,"noise_level":-32.456924,"freq_skew":2.226711,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4700,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042986,"usec":489865},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831601,"noise_level":-32.420555,"freq_skew":1.781290,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042986,"usec":490023},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.215078,"noise_level":-32.420555,"freq_skew":-3.488618,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042986,"usec":490197},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701114,"noise_level":-32.384335,"freq_skew":3.036787,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042987,"usec":252401},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460173,"noise_level":-32.276577,"freq_skew":1.908469,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"1","ack":"T","flight":"EC92BG","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042987,"usec":253075},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.967869,"noise_level":-33.234825,"freq_skew":2.641055,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042987,"usec":256374},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373730,"noise_level":-32.807056,"freq_skew":0.742050,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042987,"usec":256985},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536254,"noise_level":-33.519135,"freq_skew":0.869069,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3374,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042987,"usec":257226},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471333,"noise_level":-33.519135,"freq_skew":0.921857,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"J","sublabel":"DF","msg_text":"0 70 23 24-079500 -553ER\r\n-15 70 70 23 24-079700 -553ER\r\n-10 70 70 23 24-079700 -555ER\r\n-05 70 70 23 23-079700 -553ER\r\n 39 70 70 23 23-079600 -550ER\r\n+05 70 70 23 24-079500 -550ER\r\n+10 70 69 23 24-079600 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042987,"usec":258252},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924445,"noise_level":-33.396439,"freq_skew":-3.012979,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"SA","blk_id":"5","ack":"!","flight":"IB07YT","msg_num":"S34","msg_num_seq":"A","msg_text":"0EV192934V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":29,"sec":34}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042987,"usec":258749},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.017259,"noise_level":-33.355927,"freq_skew":0.629728,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042987,"usec":259080},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345596,"noise_level":-33.355927,"freq_skew":0.619516,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":2175},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.399570,"noise_level":-33.635960,"freq_skew":0.263349,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"OR065L","msg_num":"M28","msg_num_seq":"A","msg_text":"SA/EHAM LPPR LEAS LFRS"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":7692},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.974894,"noise_level":-33.188484,"freq_skew":0.596917,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":9174},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.344233,"noise_level":-32.992466,"freq_skew":-3.297847,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":10957},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674119,"noise_level":-33.541473,"freq_skew":-1.687154,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":768518},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604272,"noise_level":-33.338440,"freq_skew":-1.584059,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28659,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[95,180,101,68]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":768518},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.604272,"noise_level":-33.338440,"freq_skew":-1.584059,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":58,"dst_ref":28659,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[66,66,0,94]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":768820},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450973,"noise_level":-33.338440,"freq_skew":1.601608,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR69XZ","msg_num":"M07","msg_num_seq":"A","msg_text":"192946,,2010, 102,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":770019},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245970,"noise_level":-33.956272,"freq_skew":1.123431,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042988,"usec":770914},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602465,"noise_level":-33.870071,"freq_skew":-1.720996,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":327,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":59,"dst_ref":28661,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[253,105,6,201]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042989,"usec":529350},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.058518,"noise_level":-33.900181,"freq_skew":0.689312,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042989,"usec":530920},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.351687,"noise_level":-33.687626,"freq_skew":0.320462,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"_d","blk_id":"3","ack":"B","flight":"OR065L","msg_num":"S87","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042989,"usec":533047},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504228,"noise_level":-33.358002,"freq_skew":1.270217,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.100002,"lon":-3.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042989,"usec":533677},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649439,"noise_level":-33.277515,"freq_skew":-1.403208,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042989,"usec":534683},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269546,"noise_level":-33.197765,"freq_skew":0.665115,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042989,"usec":534956},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143071,"noise_level":-33.615051,"freq_skew":0.857389,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042989,"usec":535312},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743774,"noise_level":-33.573505,"freq_skew":1.165454,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"K","sublabel":"DF","msg_text":"50ER\r\n+15 70 69 23 24-079500 -548ER\r\n+20 70 70 23 23-079500 -548ER\r\n+25 70 70 23 23-079500 -548ER\r\n+30 70 70 23 24-079600 -550ER\r\n+35 70 69 23 24-079600 -548ER\r\n+40 70 69 23 24-079500 -548ER\r\n+45 70 69 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042990,"usec":288045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848961,"noise_level":-33.450047,"freq_skew":-0.642019,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042990,"usec":288540},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551487,"noise_level":-33.409279,"freq_skew":1.336154,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"U22069","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042990,"usec":288540},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.551487,"noise_level":-33.409279,"freq_skew":1.336154,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,95,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042990,"usec":290951},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146468,"noise_level":-33.542583,"freq_skew":1.957466,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":5}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-4.100000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042990,"usec":291570},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289384,"noise_level":-34.125374,"freq_skew":0.750610,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042990,"usec":292455},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.114642,"noise_level":-34.482708,"freq_skew":0.748552,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042990,"usec":296372},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259859,"noise_level":-34.034279,"freq_skew":0.638756,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":5227,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":51307},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911370,"noise_level":-33.818462,"freq_skew":-0.420883,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2569,"dst_ref":8539,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[235,19,25,218]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":51510},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464708,"noise_level":-33.818462,"freq_skew":0.733342,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":53293},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190443,"noise_level":-34.004128,"freq_skew":1.266017,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":54416},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422026,"noise_level":-34.419067,"freq_skew":2.235874,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"EPMO"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-7.200000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":57056},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.473775,"noise_level":-34.238224,"freq_skew":0.232485,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"_d","blk_id":"4","ack":"C","flight":"OR065L","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":57192},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727182,"noise_level":-34.238224,"freq_skew":0.907285,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":818189},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518727,"noise_level":-33.759491,"freq_skew":1.029170,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"L","sublabel":"DF","msg_text":"4-079500 -548ER\r\n+50 69 69 23 24-079500 -548ER\r\n+55 69 69 23 24-079500 -548ER\r\n+60 69 69 23 23-079400 -548ER\r\n+65 69 69 23 23-079400 -548ER\r\n+70 69 69 23 24-079500 -548ER\r\n+75 69 69 23 24-079500 -548ER\r\n+80"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":818659},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779501,"noise_level":-33.717247,"freq_skew":-0.385340,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","sndcf_error_report":{"err":false,"cause_code":2,"cause_descr":"Directory entry exists","local_ref":64,"erroneous_pdu_present":true,"clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40118,"segment_offset":0,"pdu_total_len":152},"reasm_status":"skipped","options":[{"name":"lref","value":[64]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}}],"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[195,1,192]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":819403},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529318,"noise_level":-33.633381,"freq_skew":2.420212,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSO","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"FR10QZ","msg_num":"S98","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":820091},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410725,"noise_level":-33.550308,"freq_skew":-1.676192,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":328,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28661,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[56,222,152,70]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":47}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":823869},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475537,"noise_level":-33.499016,"freq_skew":-0.483513,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042991,"usec":824391},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379462,"noise_level":-33.458019,"freq_skew":2.361210,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22141056","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,194,46,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042992,"usec":577302},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.348262,"noise_level":-33.376606,"freq_skew":1.764982,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPI","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"FR01GZ","msg_num":"M96","msg_num_seq":"A","msg_text":"192949,,2109, 138,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042992,"usec":577452},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711935,"noise_level":-34.147266,"freq_skew":-1.022666,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":43.900002,"lon":-4.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042992,"usec":578343},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251110,"noise_level":-34.015438,"freq_skew":0.798535,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"22141056","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042992,"usec":581424},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.387140,"noise_level":-33.631557,"freq_skew":-2.440134,"avlc":{"src":{"addr":"495292","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042992,"usec":583428},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684101,"noise_level":-33.344292,"freq_skew":-1.719738,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":329,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[163,25,101,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042993,"usec":338594},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183820,"noise_level":-32.988380,"freq_skew":0.763229,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSO","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042993,"usec":340033},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730327,"noise_level":-33.303726,"freq_skew":1.207047,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"U22069","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042993,"usec":346750},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530206,"noise_level":-33.223740,"freq_skew":2.465394,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042993,"usec":347474},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249700,"noise_level":-33.358429,"freq_skew":0.759518,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":5227,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042993,"usec":348457},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520244,"noise_level":-33.277939,"freq_skew":1.215023,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,95,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042993,"usec":349079},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439401,"noise_level":-33.237972,"freq_skew":0.866846,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D94","msg_num_seq":"M","sublabel":"DF","msg_text":" 70 69 23 23-079500 -548ER\r\n+85 70 69 23 24-079600 -548ER\r\n+90 70 69 23 24-079500 -548ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":103632},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166734,"noise_level":-32.963230,"freq_skew":0.835661,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":103739},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363898,"noise_level":-32.963230,"freq_skew":0.833360,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":106388},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771134,"noise_level":-32.659527,"freq_skew":-2.730946,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-2.500000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":106750},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879822,"noise_level":-33.260822,"freq_skew":-3.415457,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":65,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44723,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[100,14,55,89]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":107122},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.006685,"noise_level":-33.220936,"freq_skew":0.636469,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62128,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":107854},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608723,"noise_level":-33.311413,"freq_skew":0.786066,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":830,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":108553},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152884,"noise_level":-33.271290,"freq_skew":1.536809,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":108723},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697911,"noise_level":-33.271290,"freq_skew":2.273998,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":864881},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684972,"noise_level":-33.616905,"freq_skew":2.133182,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":865851},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.221328,"noise_level":-33.745258,"freq_skew":-3.472742,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":6,"unknown_proto":{"data":[225,1,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":867217},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418768,"noise_level":-33.536419,"freq_skew":-3.509992,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":867810},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660902,"noise_level":-33.495247,"freq_skew":1.685448,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":644,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[191,49,17,83]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28500,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[148,192,228,126]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":869953},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.130955,"noise_level":-33.332481,"freq_skew":2.168428,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2826,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":870588},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699218,"noise_level":-33.252228,"freq_skew":-3.360362,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":66,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[53,62,181,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":870588},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.699218,"noise_level":-33.252228,"freq_skew":-3.360362,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":67,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[98,207,222,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042994,"usec":871039},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599419,"noise_level":-33.172710,"freq_skew":1.725529,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":18,"variable_part_params":[{"name":"checksum","value":[102,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042995,"usec":627136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651322,"noise_level":-32.561493,"freq_skew":-1.441752,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042995,"usec":630218},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810982,"noise_level":-32.616253,"freq_skew":1.363082,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":23,"variable_part_params":[{"name":"checksum","value":[113,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":383937},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364861,"noise_level":-32.360214,"freq_skew":0.999769,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":385122},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745437,"noise_level":-32.217224,"freq_skew":1.823508,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":385228},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795417,"noise_level":-32.217224,"freq_skew":-1.512661,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":329,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[163,25,101,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":386434},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507328,"noise_level":-32.076553,"freq_skew":-3.671027,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63962,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[57,117,186,24]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":387336},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658135,"noise_level":-31.972521,"freq_skew":0.804400,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":390431},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505723,"noise_level":-31.835726,"freq_skew":1.447334,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"5U","blk_id":"1","ack":"!","flight":"U22069","msg_num":"M20","msg_num_seq":"A","msg_text":" GRX LEMD LEVC  SVQ-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":392004},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.178411,"noise_level":-31.788326,"freq_skew":0.668156,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":392172},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339235,"noise_level":-31.754644,"freq_skew":0.669312,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":392823},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016243,"noise_level":-31.721094,"freq_skew":0.613181,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042996,"usec":393266},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264524,"noise_level":-31.687670,"freq_skew":0.672037,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62130,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,160]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LECM"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":153167},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443417,"noise_level":-31.489794,"freq_skew":1.688987,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":286,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":9,"variable_part_params":[{"name":"checksum","value":[250,194]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":157050},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168073,"noise_level":-31.908363,"freq_skew":0.844102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":157914},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673151,"noise_level":-31.892796,"freq_skew":1.450198,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":158427},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608817,"noise_level":-32.473419,"freq_skew":0.743731,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":159713},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420789,"noise_level":-32.364555,"freq_skew":2.343902,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[97,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":913962},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.999734,"noise_level":-32.853363,"freq_skew":0.729609,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62128,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[208,116,195,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":915880},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681417,"noise_level":-32.627434,"freq_skew":-0.192636,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":688,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[166,204,58,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":916305},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140401,"noise_level":-32.590343,"freq_skew":0.727298,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EZTC","mode":"2","label":"C1","blk_id":"C","ack":"1","msg_text":".GTWDSXA 261929\r\nAGM\r\nAN G-EZTC\r\n-  SA 26/19:08\r\nLEGR 261900Z VRB01KT CAVOK 17/07 Q1021\r\nSA 26/19:08\r\nLEMD 261900Z 00000KT CAVOK 16/06 Q1020\r\n  NOSIG\r\nSA 26/19:08\r\nLEVC 261900Z 02003KT CAVOK 20/16 Q1020\r\n  NOSIG\r\nSA 26/1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":916860},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.566457,"noise_level":-32.553410,"freq_skew":1.922933,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZV","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"FR72KN","msg_num":"M78","msg_num_seq":"A","msg_text":"192956,36005,2230, 218,N 40.331 W  4.793"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":917022},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538391,"noise_level":-32.553410,"freq_skew":2.483935,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8371,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[73,167]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":29,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":918419},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688270,"noise_level":-32.880756,"freq_skew":0.311605,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"IB07RA","msg_num":"D09","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243863,1,1,TB000000/REP033,00,00,1/POSDMU,192946, 43.339,-  1.848,  5497,360\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042997,"usec":918911},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.314428,"noise_level":-32.842571,"freq_skew":0.722747,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042998,"usec":671837},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140006,"noise_level":-32.616920,"freq_skew":0.816407,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62135,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[70,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042998,"usec":672749},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.982182,"noise_level":-32.506256,"freq_skew":0.715395,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042998,"usec":673932},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579412,"noise_level":-32.360863,"freq_skew":0.686190,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2813,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44761,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[109,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042998,"usec":676533},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193331,"noise_level":-32.112137,"freq_skew":0.584603,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"dst_nsap":[71,0,39,65,82,89,82,0,72,194,46,0,0,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":46994,"segment_offset":0,"pdu_total_len":152},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":28664,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[169,64,61,55]},{"name":"checksum","value":[243,50]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect"}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042998,"usec":677693},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.957693,"noise_level":-32.007683,"freq_skew":0.591595,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"dst_nsap":[71,0,39,65,82,89,82,0,72,194,46,0,0,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":46994,"segment_offset":0,"pdu_total_len":152},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":28664,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[169,64,61,55]},{"name":"checksum","value":[243,50]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25248141,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042999,"usec":446576},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807333,"noise_level":-31.865768,"freq_skew":1.627355,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042999,"usec":448685},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997704,"noise_level":-31.801769,"freq_skew":-3.323293,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793042999,"usec":448926},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691672,"noise_level":-31.768036,"freq_skew":2.135089,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":202741},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608121,"noise_level":-31.405369,"freq_skew":1.366684,"avlc":{"src":{"addr":"4CAC1F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28327,"credit":5,"rseq":23,"variable_part_params":[{"name":"checksum","value":[176,47]},{"name":"flow_control","value":{"acked_tpdu_nr":22,"acked_subseq":0,"acked_credit":11}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":203015},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.120060,"noise_level":-31.373137,"freq_skew":1.475337,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,113,87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":203389},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689188,"noise_level":-31.341022,"freq_skew":1.616459,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":843,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":203543},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542206,"noise_level":-31.341022,"freq_skew":2.262340,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":204034},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833832,"noise_level":-31.309031,"freq_skew":-1.123134,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":43.900002,"lon":-4.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":205602},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165655,"noise_level":-31.576878,"freq_skew":0.659608,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":205850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.054372,"noise_level":-31.576878,"freq_skew":-1.396962,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":206022},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158960,"noise_level":-32.507595,"freq_skew":0.764114,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":46998,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[164,113,214,185]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":961174},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537014,"noise_level":-32.219154,"freq_skew":2.242517,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":3,"dst_ref":28664,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[152,88]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":962691},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.910968,"noise_level":-32.768909,"freq_skew":-0.878471,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNR","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TP04BE","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":962835},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376770,"noise_level":-33.387512,"freq_skew":0.651882,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":962911},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498245,"noise_level":-33.387512,"freq_skew":-1.706850,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":330,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[248,229,151,68]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":963089},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.135000,"noise_level":-33.387512,"freq_skew":0.852061,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-EZTC","mode":"2","label":"C1","blk_id":"C","ack":"1","msg_text":".GTWDSXA 261929\r\nAGM\r\nAN G-EZTC\r\n-  SA 26/19:08\r\nLEGR 261900Z VRB01KT CAVOK 17/07 Q1021\r\nSA 26/19:08\r\nLEMD 261900Z 00000KT CAVOK 16/06 Q1020\r\n  NOSIG\r\nSA 26/19:08\r\nLEVC 261900Z 02003KT CAVOK 20/16 Q1020\r\n  NOSIG\r\nSA 26/1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":965198},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.818720,"noise_level":-33.187000,"freq_skew":1.713932,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":966448},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729771,"noise_level":-33.962559,"freq_skew":0.911502,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.500000,"lon":-5.500000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043000,"usec":966702},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329614,"noise_level":-33.919323,"freq_skew":1.365555,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"2","ack":"C","flight":"U22069","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043001,"usec":725539},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418975,"noise_level":-33.096916,"freq_skew":0.620683,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043001,"usec":725670},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914657,"noise_level":-33.096916,"freq_skew":1.104240,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TP1337","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043001,"usec":725670},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.914657,"noise_level":-33.096916,"freq_skew":1.104240,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250731","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,217,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043002,"usec":485066},"freq":136975000,"burst_len_octets":90,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284609,"noise_level":-32.713184,"freq_skew":0.621225,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"C1","blk_id":"D","ack":"!","msg_text":".GTWDSXA 261929\r\nAGM\r\nAN G-EZTC\r\n-  SA 26/19:08\r\nLEGR 261900Z VRB01KT CAVOK 17/07 Q1021\r\nSA 26/19:08\r\nLEMD 261900Z 00000KT CAVOK 16/06 Q1020\r\n  NOSIG\r\nSA 26/19:08\r\nLEVC 261900Z 02003KT CAVOK 20/16 Q1020\r\n  NOSIG\r\nSA 26/19:08\r\nLEZL 261900Z 21005KT CAVOK 23/06 Q1018\r\n  NOSIG\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043002,"usec":485487},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008164,"noise_level":-32.675728,"freq_skew":2.374714,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043002,"usec":486929},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360192,"noise_level":-33.060146,"freq_skew":1.243361,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":485,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[68,7,86,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043002,"usec":487449},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817389,"noise_level":-33.395161,"freq_skew":1.384084,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"3","ack":"D","flight":"U22069","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043002,"usec":487795},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.079951,"noise_level":-33.509510,"freq_skew":0.807847,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":5537,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043002,"usec":488347},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483726,"noise_level":-33.427612,"freq_skew":0.297065,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043002,"usec":489960},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.230171,"noise_level":-33.346481,"freq_skew":2.216909,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043002,"usec":490080},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453443,"noise_level":-33.306198,"freq_skew":1.892967,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":645,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28500,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,225,150,184]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043003,"usec":241398},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003645,"noise_level":-32.913315,"freq_skew":0.852239,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043003,"usec":242007},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531520,"noise_level":-32.836826,"freq_skew":0.608303,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043003,"usec":243847},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902511,"noise_level":-32.611320,"freq_skew":1.904499,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043003,"usec":244161},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664504,"noise_level":-33.577198,"freq_skew":0.295369,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":54,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[194,59,231,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043003,"usec":249376},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682149,"noise_level":-33.426125,"freq_skew":1.294757,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043003,"usec":251053},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017414,"noise_level":-33.627190,"freq_skew":-0.922567,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNR","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TP04BE","msg_num":"S88","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":6779},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464055,"noise_level":-33.627190,"freq_skew":0.288394,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":55,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[209,74,89,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":7975},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506719,"noise_level":-33.461956,"freq_skew":-0.932201,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250722","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,210,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":11566},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.138097,"noise_level":-33.023140,"freq_skew":0.926850,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":12835},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376981,"noise_level":-32.907211,"freq_skew":1.750298,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":13308},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654474,"noise_level":-32.868908,"freq_skew":0.159545,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"TP37CN","msg_num":"J77","msg_num_seq":"A","msg_text":"/LPPR.TI2/000LPPRA5F3A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":14379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.988007,"noise_level":-33.597137,"freq_skew":0.751350,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":14933},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783528,"noise_level":-33.555676,"freq_skew":-2.892805,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-2.500000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":768470},"freq":136975000,"burst_len_octets":72,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212261,"noise_level":-33.432468,"freq_skew":0.856924,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47004,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[6,54]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.230000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":770880},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809756,"noise_level":-33.112213,"freq_skew":-2.844151,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"IB05KY","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":773221},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.980205,"noise_level":-32.917889,"freq_skew":-0.957772,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":96,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[145,146,14,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":773999},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640713,"noise_level":-32.841362,"freq_skew":-2.781371,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15021703","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":774195},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437601,"noise_level":-32.841362,"freq_skew":2.037001,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[21,253,67,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043004,"usec":775244},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357903,"noise_level":-32.690300,"freq_skew":0.642253,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNR","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":528447},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484530,"noise_level":-32.505089,"freq_skew":1.851418,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5040,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":13,"variable_part_params":[{"name":"checksum","value":[169,156]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":529029},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406372,"noise_level":-32.432102,"freq_skew":-2.776196,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":530085},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754596,"noise_level":-32.323753,"freq_skew":1.209942,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"3","ack":"D","flight":"U22069","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":530925},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758292,"noise_level":-32.216736,"freq_skew":0.145347,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"TP37CN","msg_num":"J78","msg_num_seq":"A","msg_text":"/LPPT.TI2/000LPPTAF59C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":530925},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.758292,"noise_level":-32.216736,"freq_skew":0.145347,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":657,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":533771},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679156,"noise_level":-32.041256,"freq_skew":1.867215,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5041,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[120,63]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":534694},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663881,"noise_level":-31.972046,"freq_skew":-2.934728,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":534694},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.663881,"noise_level":-31.972046,"freq_skew":-2.934728,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":247,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":4,"ack":2,"credit_offered":0,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":5,"err_fsm_state":1,"err_fsm_bispdu_name":"Cease","err_fsm_state_descr":"CLOSED"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":535228},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969087,"noise_level":-31.972046,"freq_skew":-1.185809,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":535905},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517118,"noise_level":-32.481392,"freq_skew":0.716031,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043005,"usec":536789},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919189,"noise_level":-32.408596,"freq_skew":-2.747960,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043007,"usec":55675},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040674,"noise_level":-31.964916,"freq_skew":-2.773034,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043007,"usec":58022},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466719,"noise_level":-31.727125,"freq_skew":0.423286,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":658,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043007,"usec":59639},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875989,"noise_level":-31.594109,"freq_skew":0.449284,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043007,"usec":60728},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688485,"noise_level":-31.495668,"freq_skew":3.065584,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28600,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[127,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043007,"usec":63838},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912474,"noise_level":-31.206867,"freq_skew":-0.944588,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250722","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,210,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043007,"usec":817757},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140025,"noise_level":-31.050474,"freq_skew":0.673620,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22250722","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043008,"usec":573328},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464970,"noise_level":-30.451637,"freq_skew":1.301119,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"3","ack":"D","flight":"U22069","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043008,"usec":573677},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.080533,"noise_level":-31.321320,"freq_skew":-0.978458,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043008,"usec":574146},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247703,"noise_level":-32.024036,"freq_skew":0.828545,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":5701,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043008,"usec":575897},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349785,"noise_level":-31.852371,"freq_skew":3.195754,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043008,"usec":575987},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750243,"noise_level":-31.818443,"freq_skew":-2.253583,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"B9","blk_id":"4","ack":"!","flight":"TP05RP","msg_num":"M46","msg_num_seq":"A","msg_text":"/LPPR.TI2/040LPPRA9EFC"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043008,"usec":581142},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410652,"noise_level":-31.518894,"freq_skew":1.447219,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":310,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043009,"usec":342336},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514243,"noise_level":-31.229328,"freq_skew":0.620269,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043009,"usec":347765},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.946212,"noise_level":-30.827412,"freq_skew":0.935418,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5987,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043009,"usec":348214},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804779,"noise_level":-31.904448,"freq_skew":0.148861,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043010,"usec":107077},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689034,"noise_level":-32.291298,"freq_skew":0.240623,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"_d","blk_id":"0","ack":"P","flight":"TP37CN","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043010,"usec":110043},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538109,"noise_level":-32.009842,"freq_skew":1.798264,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5041,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[120,63]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043010,"usec":110440},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207038,"noise_level":-32.997074,"freq_skew":0.693801,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043010,"usec":114927},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.169951,"noise_level":-32.975231,"freq_skew":0.780887,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47017,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":11,"rseq":12,"variable_part_params":[{"name":"checksum","value":[210,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043010,"usec":866071},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883552,"noise_level":-32.486309,"freq_skew":-2.147294,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043010,"usec":870535},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913673,"noise_level":-32.128098,"freq_skew":1.078750,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043011,"usec":629769},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919959,"noise_level":-31.817867,"freq_skew":-0.125568,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":630,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043011,"usec":631188},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729699,"noise_level":-31.683466,"freq_skew":1.873577,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043011,"usec":634971},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948115,"noise_level":-32.167839,"freq_skew":0.306154,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"_d","blk_id":"1","ack":"Q","flight":"TP37CN","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043012,"usec":390863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316192,"noise_level":-31.555382,"freq_skew":0.837953,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043012,"usec":392802},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421665,"noise_level":-31.457375,"freq_skew":-1.101282,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"1L","blk_id":"3","ack":"!","flight":"LH02NZ","msg_num":"M44","msg_num_seq":"A","msg_text":"00109209233H8PKAX KU7U)*S)OT::)BX:22IILD(3+SLL44*8K871"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043013,"usec":156452},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392140,"noise_level":-30.446539,"freq_skew":0.869007,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[82,127,95,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043013,"usec":157415},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492416,"noise_level":-31.411442,"freq_skew":1.189999,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[63,3,105,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043013,"usec":915214},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292984,"noise_level":-30.909225,"freq_skew":2.045568,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":448,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043014,"usec":676168},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.184814,"noise_level":-30.319727,"freq_skew":0.955999,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043015,"usec":431984},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546143,"noise_level":-30.465525,"freq_skew":1.314469,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043015,"usec":433391},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394994,"noise_level":-31.229906,"freq_skew":1.832690,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043015,"usec":436123},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611058,"noise_level":-31.709288,"freq_skew":1.618224,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":405,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043015,"usec":439073},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.039046,"noise_level":-32.317451,"freq_skew":-2.639806,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":248,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":2,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,73,66,69,0,52,35,195],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043015,"usec":439671},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599778,"noise_level":-32.650612,"freq_skew":-2.055968,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"TP05RP","msg_num":"M47","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043015,"usec":441825},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441037,"noise_level":-32.466240,"freq_skew":-2.708609,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":197260},"freq":136975000,"burst_len_octets":296,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731671,"noise_level":-32.344212,"freq_skew":-2.885274,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":249,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":197260},"freq":136975000,"burst_len_octets":296,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.731671,"noise_level":-32.344212,"freq_skew":-2.885274,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":250,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,35,195]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,35,195]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":197260},"freq":136975000,"burst_len_octets":296,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.731671,"noise_level":-32.344212,"freq_skew":-2.885274,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":251,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,35,195]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,35,195]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":198280},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.059605,"noise_level":-32.236946,"freq_skew":0.815384,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":198649},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770598,"noise_level":-32.201485,"freq_skew":2.596722,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-IDX","mode":"2","label":"H2","blk_id":"4","ack":"!","flight":"EC81CR","msg_num":"M10","msg_num_seq":"A","msg_text":"02A261930LPPTLFBDN38461W009088261910  35P157      79P162318002G     120P162291005G     153P162247005G     178P165208005G     201P165182006G     222P160192005G     237P157195005G     266P157186005G     322P15518"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":198871},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635808,"noise_level":-32.201485,"freq_skew":0.692986,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28553,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[53,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":199377},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412575,"noise_level":-32.294098,"freq_skew":0.689375,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":831,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":5,"rseq":17,"variable_part_params":[{"name":"atn_checksum","value":[98,115,200,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":200633},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435046,"noise_level":-32.788883,"freq_skew":1.814183,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5042,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28427,"sseq":12,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[122,147]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":12,"msg_ref":13,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":956371},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483483,"noise_level":-32.418236,"freq_skew":0.571012,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3376,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28553,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[21,188]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":958848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752501,"noise_level":-32.132706,"freq_skew":-2.630971,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":959196},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.887670,"noise_level":-32.097664,"freq_skew":0.789284,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":11,"rseq":13,"variable_part_params":[{"name":"checksum","value":[206,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":959631},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.897741,"noise_level":-32.062763,"freq_skew":0.688310,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40153,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[241,160,110,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":961627},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436143,"noise_level":-32.410019,"freq_skew":0.296737,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":962285},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.966142,"noise_level":-32.337822,"freq_skew":0.658861,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3377,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44751,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[95,96]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":15}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":962904},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913747,"noise_level":-32.266216,"freq_skew":-1.229988,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":97,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[75,107,7,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":963261},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.696977,"noise_level":-32.230637,"freq_skew":2.685790,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-IDX","mode":"2","label":"H2","blk_id":"5","ack":"!","flight":"EC81CR","msg_num":"M10","msg_num_seq":"B","msg_text":"2009G     386P155203010G     444P160190013G     504P157194017G     559P150200021G     614P145199021G     665P140199020G    /N38395W009054 797P115203025G    N38429W0090181043P060206020G    N38461W0085791179P0202"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043016,"usec":963501},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551235,"noise_level":-32.230637,"freq_skew":-1.093405,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":98,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[235,87,42,60]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043017,"usec":726304},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.513301,"noise_level":-31.951105,"freq_skew":-2.170623,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043017,"usec":726943},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562634,"noise_level":-32.059822,"freq_skew":0.663538,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47032,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":13,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[9,135]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":14,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":16}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043017,"usec":727996},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310261,"noise_level":-31.990463,"freq_skew":0.495697,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043017,"usec":728267},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981590,"noise_level":-32.529610,"freq_skew":0.656069,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":5959,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043017,"usec":729298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884135,"noise_level":-32.456413,"freq_skew":0.552095,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043018,"usec":478165},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577246,"noise_level":-32.887997,"freq_skew":1.786149,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5043,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[165,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043018,"usec":479007},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726951,"noise_level":-32.811733,"freq_skew":1.289860,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[251,122,122,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043018,"usec":480222},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758826,"noise_level":-33.539093,"freq_skew":0.703834,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043018,"usec":482137},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244097,"noise_level":-33.335098,"freq_skew":0.470851,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043018,"usec":482763},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633169,"noise_level":-34.324028,"freq_skew":1.543994,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043018,"usec":483587},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.120051,"noise_level":-34.278954,"freq_skew":0.650725,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47034,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[252,112,210,249]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043019,"usec":244965},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.021142,"noise_level":-34.072632,"freq_skew":0.828979,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043019,"usec":245327},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573836,"noise_level":-34.028847,"freq_skew":0.749327,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3378,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":27,"dst_ref":28553,"variable_part_params":[{"name":"checksum","value":[167,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043019,"usec":245941},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694458,"noise_level":-33.941925,"freq_skew":2.709250,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-IDX","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"EC81CR","msg_num":"M10","msg_num_seq":"C","msg_text":"21018G    N38500W0085381390M017220020G    N38539W0084951559M047212028G    N38580W0084501740M090207031G    N39021W0084031882M110191038G    N39065W0083522033M155192039G    N39109W0083012179M192191043G    N39151W0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043019,"usec":246420},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889891,"noise_level":-33.898788,"freq_skew":-2.836972,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":251,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,35,195]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,35,195]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043019,"usec":247720},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962039,"noise_level":-33.686272,"freq_skew":-2.898421,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":252,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043019,"usec":252002},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687194,"noise_level":-33.276222,"freq_skew":1.184179,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":12436},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.003318,"noise_level":-33.187637,"freq_skew":0.803013,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40153,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[241,160,110,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":12965},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732797,"noise_level":-33.148083,"freq_skew":2.757629,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-IDX","mode":"2","label":"H2","blk_id":"7","ack":"!","flight":"EC81CR","msg_num":"M10","msg_num_seq":"D","msg_text":"082472321M230190044G    N39197W0081932454M252188045G    N39243W0081382570M267184048G    N39290W0080812685M302188047G    N39337W0080242794M332183050G    N39385W0075652875M352189053G    N39435W0075052969M37719105"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":14380},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419512,"noise_level":-32.991634,"freq_skew":0.789688,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"EIDW"},{"name":"ac_location","value":{"loc":{"lat":43.900002,"lon":-3.600000},"alt":35000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":14584},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.892954,"noise_level":-32.991634,"freq_skew":-2.955972,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":764930},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496936,"noise_level":-32.692780,"freq_skew":0.595347,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6101,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28442,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[106,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":765160},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067629,"noise_level":-32.655411,"freq_skew":-0.895255,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":97,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[75,107,7,153]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":768550},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504595,"noise_level":-32.398232,"freq_skew":-0.999976,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":98,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[235,87,42,60]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":769288},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216629,"noise_level":-32.326130,"freq_skew":0.694955,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":769641},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111952,"noise_level":-32.326130,"freq_skew":0.671291,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[24,128,87,227]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":5,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":770432},"freq":136975000,"burst_len_octets":210,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768097,"noise_level":-32.895897,"freq_skew":2.732386,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"H2","blk_id":"8","ack":"!","flight":"EC81CR","msg_num":"M10","msg_num_seq":"E","msg_text":"02A261930LPPTLFBDN38461W009088261910  35P157      79P162318002G     120P162291005G     153P162247005G     178P165208005G     201P165182006G     222P160192005G     237P157195005G     266P157186005G     322P155182009G     386P155203010G     444P160190013G     504P157194017G     559P150200021G     614P145199021G     665P140199020G    /N38395W009054 797P115203025G    N38429W0090181043P060206020G    N38461W0085791179P020221018G    N38500W0085381390M017220020G    N38539W0084951559M047212028G    N38580W0084501740M090207031G    N39021W0084031882M110191038G    N39065W0083522033M155192039G    N39109W0083012179M192191043G    N39151W0082472321M230190044G    N39197W0081932454M252188045G    N39243W0081382570M267184048G    N39290W0080812685M302188047G    N39337W0080242794M332183050G    N39385W0075652875M352189053G    N39435W0075052969M377191053G    N39483W0074453061M402189054G    N39537W0073893150M425190056G    N39591W0073363266M450188056G    N40050W0072903344M475191060G    N40111W0072433423M495195064G    "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":771049},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.087356,"noise_level":-32.857643,"freq_skew":0.679570,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKR","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR06SD","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043020,"usec":771458},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733630,"noise_level":-32.857643,"freq_skew":-1.998125,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"6","ack":"R","flight":"TP05RP","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043021,"usec":531494},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491190,"noise_level":-32.598297,"freq_skew":0.826004,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[148,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043021,"usec":533358},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307485,"noise_level":-32.415020,"freq_skew":0.806947,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23127231","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,153,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043021,"usec":534860},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.937687,"noise_level":-33.072433,"freq_skew":-1.027835,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043021,"usec":541931},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579932,"noise_level":-32.764957,"freq_skew":0.466319,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28442,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[203,3]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043022,"usec":302517},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701622,"noise_level":-32.110519,"freq_skew":0.966351,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.500000,"lon":-5.600000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043022,"usec":304109},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287702,"noise_level":-31.937151,"freq_skew":-0.926108,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VUD","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"FR04VU","msg_num":"M59","msg_num_seq":"A","msg_text":"193020,35011,2114, 150,N 39.960 W  4.430"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043023,"usec":53495},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128890,"noise_level":-31.501951,"freq_skew":2.557450,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043023,"usec":60541},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736001,"noise_level":-30.933243,"freq_skew":-2.125015,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"44","blk_id":"0","ack":"!","flight":"TP0835","msg_num":"M66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043023,"usec":821790},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814552,"noise_level":-30.872292,"freq_skew":0.709546,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043023,"usec":825106},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572668,"noise_level":-30.544498,"freq_skew":1.244260,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043023,"usec":827091},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687048,"noise_level":-30.370781,"freq_skew":0.772719,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043023,"usec":829559},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402797,"noise_level":-30.256872,"freq_skew":1.552574,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4143,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043024,"usec":578082},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904543,"noise_level":-30.697018,"freq_skew":-2.074898,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"6","ack":"R","flight":"TP05RP","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043024,"usec":579004},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450279,"noise_level":-30.608187,"freq_skew":2.118282,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4996,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[154,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043024,"usec":579737},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715072,"noise_level":-30.953634,"freq_skew":-0.353081,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"8E","blk_id":"4","ack":"!","flight":"EC91RH","msg_num":"M60","msg_num_seq":"A","msg_text":"LPFR,2000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043024,"usec":582075},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505464,"noise_level":-31.052071,"freq_skew":-1.708107,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":331,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043024,"usec":583339},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675292,"noise_level":-30.959553,"freq_skew":-1.013438,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043025,"usec":339187},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488309,"noise_level":-30.511192,"freq_skew":1.291944,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043025,"usec":343899},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520325,"noise_level":-30.604933,"freq_skew":1.452298,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[148,207,155,123]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28558,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[124,36,30,14]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":24}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043025,"usec":345130},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539614,"noise_level":-30.751287,"freq_skew":0.687948,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[148,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043025,"usec":345560},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909267,"noise_level":-30.721390,"freq_skew":-2.806614,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,73,66,69,0,52,35,195,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043025,"usec":346712},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549638,"noise_level":-30.632313,"freq_skew":2.508174,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3136,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[248,43]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043026,"usec":103945},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571012,"noise_level":-31.025963,"freq_skew":2.585203,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3137,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28470,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[56,8]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":24}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043026,"usec":864307},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.898579,"noise_level":-30.722227,"freq_skew":-1.952599,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"44","blk_id":"0","ack":"!","flight":"TP0835","msg_num":"M66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043026,"usec":866982},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367134,"noise_level":-30.457659,"freq_skew":2.639420,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-7.300000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043026,"usec":869162},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603808,"noise_level":-30.591572,"freq_skew":1.453761,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043026,"usec":870558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186845,"noise_level":-30.503807,"freq_skew":0.608351,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":633146},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400463,"noise_level":-30.330894,"freq_skew":0.713716,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62159,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":634801},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535290,"noise_level":-30.161360,"freq_skew":2.670825,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"EC81CR","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":634801},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.535290,"noise_level":-30.161360,"freq_skew":2.670825,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":635348},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196357,"noise_level":-30.133421,"freq_skew":0.795911,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":6209,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":642025},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138685,"noise_level":-30.546272,"freq_skew":0.585303,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":642522},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721630,"noise_level":-30.487967,"freq_skew":-1.427546,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":331,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":642751},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591583,"noise_level":-30.487967,"freq_skew":2.081492,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4997,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":643214},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565612,"noise_level":-30.801445,"freq_skew":0.735492,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3380,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44751,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[144,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043027,"usec":644911},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691430,"noise_level":-30.771372,"freq_skew":-0.406385,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"8E","blk_id":"4","ack":"!","flight":"EC91RH","msg_num":"M60","msg_num_seq":"A","msg_text":"LPFR,2000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043028,"usec":384777},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422221,"noise_level":-30.711544,"freq_skew":1.641026,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043028,"usec":389122},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806325,"noise_level":-31.091843,"freq_skew":-2.838000,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":216,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":62,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043028,"usec":389950},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521291,"noise_level":-31.029774,"freq_skew":2.808342,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043028,"usec":390165},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884122,"noise_level":-31.226652,"freq_skew":-2.193211,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"7","ack":"S","flight":"TP05RP","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043028,"usec":391656},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.345359,"noise_level":-31.132267,"freq_skew":0.664189,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043028,"usec":391896},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638048,"noise_level":-31.132267,"freq_skew":0.758389,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44751,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[226,222]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":26}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043028,"usec":392121},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676062,"noise_level":-31.537340,"freq_skew":2.550314,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":145124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617700,"noise_level":-31.555834,"freq_skew":0.662715,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":145756},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221859,"noise_level":-31.523039,"freq_skew":0.664737,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440C36","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":145881},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353627,"noise_level":-31.490368,"freq_skew":-0.283766,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.400000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":146732},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743962,"noise_level":-31.425396,"freq_skew":-1.114125,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDB"},{"name":"ac_location","value":{"loc":{"lat":44.000000,"lon":-4.100000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":146873},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533231,"noise_level":-32.299583,"freq_skew":1.179627,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28558,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[213,226,135,114]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":27}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":152576},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.965019,"noise_level":-32.017860,"freq_skew":0.728406,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":244,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":152868},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511643,"noise_level":-31.983278,"freq_skew":-0.287125,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKX","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"EC91RH","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":152868},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.511643,"noise_level":-31.983278,"freq_skew":-0.287125,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006066","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,54,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":154205},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.764641,"noise_level":-31.880352,"freq_skew":-1.110870,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNR","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP04BE","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":154444},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491025,"noise_level":-31.846313,"freq_skew":1.348763,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":155489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869972,"noise_level":-31.744991,"freq_skew":-0.363376,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":916074},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871448,"noise_level":-31.711473,"freq_skew":-0.192149,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":916997},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962408,"noise_level":-32.292065,"freq_skew":-0.886799,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250722","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,210,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":917136},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356223,"noise_level":-32.292065,"freq_skew":0.767701,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6103,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[136,52]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":917866},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202643,"noise_level":-32.220833,"freq_skew":1.826208,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-4.200000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":918057},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.433173,"noise_level":-33.090649,"freq_skew":3.528615,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":191,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[146,81,124,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":918501},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840204,"noise_level":-33.051533,"freq_skew":1.582920,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":918955},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185521,"noise_level":-33.666214,"freq_skew":0.725949,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":919500},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148386,"noise_level":-34.112236,"freq_skew":0.623426,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":919974},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604118,"noise_level":-34.068249,"freq_skew":-1.734563,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":920220},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416595,"noise_level":-34.024483,"freq_skew":1.254642,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043029,"usec":921268},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666440,"noise_level":-33.894493,"freq_skew":0.768302,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043030,"usec":667167},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787367,"noise_level":-33.393162,"freq_skew":-0.189213,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043030,"usec":667281},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080857,"noise_level":-33.393162,"freq_skew":0.813615,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043030,"usec":667551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069578,"noise_level":-33.352661,"freq_skew":-1.151955,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043030,"usec":668609},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483373,"noise_level":-33.192520,"freq_skew":1.007118,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.500000,"lon":-5.600000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043030,"usec":672486},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.120921,"noise_level":-32.766781,"freq_skew":3.424108,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043031,"usec":432849},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757538,"noise_level":-32.579952,"freq_skew":1.329416,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[233,156,205,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043031,"usec":433200},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.496378,"noise_level":-32.804340,"freq_skew":-2.226307,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043031,"usec":436478},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178515,"noise_level":-32.506050,"freq_skew":-1.129810,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043031,"usec":439813},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671661,"noise_level":-32.204971,"freq_skew":2.002093,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5044,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043031,"usec":440971},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891537,"noise_level":-32.833282,"freq_skew":0.987702,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"TP1337","msg_num":"S20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043031,"usec":440971},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.891537,"noise_level":-32.833282,"freq_skew":0.987702,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250731","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,217,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":202532},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.147408,"noise_level":-32.460777,"freq_skew":0.875634,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47067,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[172,175,14,59]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":134.355000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":202782},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405240,"noise_level":-32.424389,"freq_skew":1.819637,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":203480},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858121,"noise_level":-32.388157,"freq_skew":2.620241,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":209109},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302714,"noise_level":-32.244713,"freq_skew":0.660699,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62166,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":955297},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409402,"noise_level":-32.327801,"freq_skew":0.501535,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6104,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28442,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[229,247]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":956777},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624063,"noise_level":-32.185337,"freq_skew":1.328642,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[237,121,103,10]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28551,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[213,47,6,153]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":960773},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.960026,"noise_level":-31.941519,"freq_skew":0.828309,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":961725},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407094,"noise_level":-31.839083,"freq_skew":0.789858,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8517,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[61,35]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":31}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043032,"usec":962774},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.019711,"noise_level":-31.737843,"freq_skew":0.629336,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47074,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[128,239,46,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043033,"usec":723064},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113790,"noise_level":-31.656086,"freq_skew":0.830137,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043033,"usec":724365},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.156753,"noise_level":-31.888386,"freq_skew":0.843181,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043033,"usec":726451},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669371,"noise_level":-31.854315,"freq_skew":-0.149646,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043033,"usec":728754},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694777,"noise_level":-32.329624,"freq_skew":0.584642,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6106,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":11,"dst_ref":28442,"variable_part_params":[{"name":"checksum","value":[132,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043033,"usec":729565},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594665,"noise_level":-32.258087,"freq_skew":2.219248,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPP","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"FR69BZ","msg_num":"M14","msg_num_seq":"A","msg_text":"193032,,2056, 134,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043034,"usec":487041},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533440,"noise_level":-32.519676,"freq_skew":1.444500,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043034,"usec":489269},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790912,"noise_level":-32.266430,"freq_skew":-3.155635,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":27,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28631,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[224,121,120,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043034,"usec":490861},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043187,"noise_level":-32.624046,"freq_skew":0.382641,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"OR065L","msg_num":"L04","msg_num_seq":"A","msg_text":"/EHAM.TI2/024EHAMA687E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043034,"usec":492456},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831182,"noise_level":-32.513290,"freq_skew":0.708730,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043034,"usec":492626},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.678600,"noise_level":-32.513290,"freq_skew":1.667784,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4144,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":19,"variable_part_params":[{"name":"checksum","value":[98,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043035,"usec":250157},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624488,"noise_level":-32.540749,"freq_skew":1.780266,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4145,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":17,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[109,130]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":17,"msg_ref":19,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":32}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043035,"usec":253726},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592785,"noise_level":-32.976315,"freq_skew":0.164794,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":659,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[84,139,189,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043035,"usec":255956},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.017672,"noise_level":-32.672161,"freq_skew":0.774986,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62166,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":13247},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745503,"noise_level":-32.342258,"freq_skew":0.535007,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6107,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[154,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":14675},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522621,"noise_level":-32.199562,"freq_skew":1.804414,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5044,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":17198},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.255492,"noise_level":-31.955347,"freq_skew":-2.195352,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":266,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":17687},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.381738,"noise_level":-31.921015,"freq_skew":0.739705,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":6468,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":767828},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792444,"noise_level":-31.717813,"freq_skew":1.406434,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":767918},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.074075,"noise_level":-31.717813,"freq_skew":0.369468,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":768707},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395193,"noise_level":-31.774651,"freq_skew":1.864032,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":774688},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080153,"noise_level":-31.316109,"freq_skew":0.712192,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":775148},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290854,"noise_level":-31.445837,"freq_skew":0.560392,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[150,208]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043036,"usec":776188},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526036,"noise_level":-31.893650,"freq_skew":-2.953756,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"_d","blk_id":"4","ack":"L","flight":"IB05KY","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":535296},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832885,"noise_level":-31.855183,"freq_skew":0.000075,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":536103},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.091435,"noise_level":-32.414291,"freq_skew":-2.322132,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":536166},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108509,"noise_level":-32.414291,"freq_skew":0.822764,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":537105},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751961,"noise_level":-32.616707,"freq_skew":-3.282551,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":27,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28631,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[224,121,120,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":537281},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419252,"noise_level":-33.035999,"freq_skew":0.618100,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":537623},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.117193,"noise_level":-32.997128,"freq_skew":0.347272,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":538296},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247208,"noise_level":-32.919899,"freq_skew":0.707554,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":6499,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":539953},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554157,"noise_level":-32.852665,"freq_skew":1.189751,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":148,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28551,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,129,80,93]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":540977},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241321,"noise_level":-32.776711,"freq_skew":0.796190,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62177,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":72,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[203,68,149,186]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"DESCEND TO [level]","choice":"uM23Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":541754},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086823,"noise_level":-33.326057,"freq_skew":0.121667,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"_d","blk_id":"6","ack":"D","flight":"OR065L","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":541906},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585821,"noise_level":-33.326057,"freq_skew":0.753336,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6109,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8517,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[96,203]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043037,"usec":542095},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.202349,"noise_level":-33.285866,"freq_skew":0.729383,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043038,"usec":288921},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819530,"noise_level":-33.087662,"freq_skew":-2.837172,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"IB05KY","msg_num":"F59","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043038,"usec":290221},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383245,"noise_level":-32.932293,"freq_skew":2.275675,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPP","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"FR69BZ","msg_num":"M14","msg_num_seq":"A","msg_text":"193032,,2056, 134,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043038,"usec":291070},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235530,"noise_level":-32.817566,"freq_skew":0.577637,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47085,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[213,188,96,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043038,"usec":294253},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627375,"noise_level":-32.518829,"freq_skew":2.032358,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNJ","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"TP437X","msg_num":"M22","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043038,"usec":294679},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239886,"noise_level":-32.482197,"freq_skew":1.952979,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-4.200000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043038,"usec":296518},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.788210,"noise_level":-32.373226,"freq_skew":0.972136,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[246,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":55043},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196972,"noise_level":-32.740757,"freq_skew":0.882612,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":55392},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528567,"noise_level":-32.703178,"freq_skew":0.509703,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":832,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[55,144,80,217]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":55811},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302558,"noise_level":-32.885967,"freq_skew":1.787169,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":58204},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453816,"noise_level":-32.584908,"freq_skew":1.196643,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":58565},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846460,"noise_level":-32.547997,"freq_skew":0.858623,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47088,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[138,105]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":60611},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609883,"noise_level":-32.438206,"freq_skew":0.836090,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":818813},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206734,"noise_level":-31.807070,"freq_skew":-3.880717,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":819430},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288445,"noise_level":-31.773315,"freq_skew":1.359786,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-2.500000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":820234},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816374,"noise_level":-32.006832,"freq_skew":3.532590,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JZR","mode":"2","label":"H2","blk_id":"8","ack":"!","flight":"DS41AG","msg_num":"M32","msg_num_seq":"A","msg_text":"02E26GMMXLSGGN34260W00707818553603M550185049G    QN35163W00637819023602M545181050G    QN36025W00601319093599M542187044G    QN36449W00517219163601M537195043G    QN37317W00442919233598M537189032G    QN38215W00415"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043039,"usec":825148},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204388,"noise_level":-31.667484,"freq_skew":0.620984,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":6499,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043040,"usec":575588},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060846,"noise_level":-31.568214,"freq_skew":0.819325,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495148","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043040,"usec":577811},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636859,"noise_level":-32.027592,"freq_skew":-0.473973,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043040,"usec":585520},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863009,"noise_level":-31.522245,"freq_skew":-3.184436,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":27,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28631,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[224,121,120,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":335419},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028453,"noise_level":-32.361351,"freq_skew":-3.892997,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":245,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":335758},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.271388,"noise_level":-32.325378,"freq_skew":-1.910456,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":336139},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374783,"noise_level":-32.289551,"freq_skew":0.688547,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62177,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":72,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[203,68,149,186]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"DESCEND TO [level]","choice":"uM23Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":350}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":336389},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901221,"noise_level":-32.289551,"freq_skew":-0.355264,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22055205","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,70,76,0,72,90,133,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":336389},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.901221,"noise_level":-32.289551,"freq_skew":-0.355264,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFT","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"OR01XY","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":336772},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791791,"noise_level":-32.253876,"freq_skew":1.867563,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":336936},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.637568,"noise_level":-32.253876,"freq_skew":3.599970,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JZR","mode":"2","label":"H2","blk_id":"9","ack":"!","flight":"DS41AG","msg_num":"M32","msg_num_seq":"B","msg_text":"02E26GMMXLSGGN34260W00707818553603M550185049G    QN35163W00637819023602M545181050G    QN36025W00601319093599M542187044G    QN36449W00517219163601M537195043G    QN37317W00442919233598M537189032G    QN38215W00415919303601M532193029G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":339021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505063,"noise_level":-32.008148,"freq_skew":2.236047,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":340835},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848390,"noise_level":-31.939201,"freq_skew":-0.074458,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":467,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":341783},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.112366,"noise_level":-31.939201,"freq_skew":0.584928,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47095,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,70,199,39]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":342623},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676765,"noise_level":-31.870796,"freq_skew":0.073950,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":689,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[101,228,135,132]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8419,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,210,103,27]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":343931},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106626,"noise_level":-31.735580,"freq_skew":0.790636,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47087,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":53,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[139,105,74,69]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043041,"usec":344193},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181072,"noise_level":-31.735580,"freq_skew":1.894065,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"dst_airport","value":"LFBO"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-2.200000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":111049},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099373,"noise_level":-32.032188,"freq_skew":0.677942,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D3","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62188,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[38,65,245,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":111331},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306207,"noise_level":-32.652004,"freq_skew":0.785263,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47088,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[138,105]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":111987},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524682,"noise_level":-32.577774,"freq_skew":-3.343333,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":112236},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800985,"noise_level":-33.036293,"freq_skew":-2.141699,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.200001,"lon":-7.000000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":112752},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323082,"noise_level":-32.997421,"freq_skew":1.941541,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"FR18ZT","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":113079},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626884,"noise_level":-33.232231,"freq_skew":1.803861,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":115073},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662045,"noise_level":-32.996365,"freq_skew":0.498787,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5594,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":116193},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588018,"noise_level":-32.957668,"freq_skew":1.437384,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":856379},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261766,"noise_level":-32.691521,"freq_skew":0.641626,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[65,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":856995},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414727,"noise_level":-32.654156,"freq_skew":1.824891,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221130","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,88,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":857564},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879702,"noise_level":-33.510067,"freq_skew":0.005629,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":857722},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053310,"noise_level":-33.510067,"freq_skew":-0.106187,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":858235},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932727,"noise_level":-33.444103,"freq_skew":-1.900339,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TP0835","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":858235},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.932727,"noise_level":-33.444103,"freq_skew":-1.900339,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250510","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,72,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":858771},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.340676,"noise_level":-33.403362,"freq_skew":3.502491,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":859793},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374096,"noise_level":-33.282284,"freq_skew":1.194553,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":149,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[67,70,153,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":861501},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.992637,"noise_level":-33.202492,"freq_skew":0.933529,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043042,"usec":862221},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434572,"noise_level":-34.010933,"freq_skew":1.992927,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5044,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043043,"usec":623181},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435078,"noise_level":-33.647713,"freq_skew":2.722667,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043043,"usec":625693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369571,"noise_level":-33.319572,"freq_skew":0.731824,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043043,"usec":632597},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607301,"noise_level":-32.964653,"freq_skew":-0.221471,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-7.700000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043043,"usec":632597},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.607301,"noise_level":-32.964653,"freq_skew":-0.221471,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"TP05AS","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043043,"usec":633393},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691673,"noise_level":-33.324936,"freq_skew":-0.241452,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251323","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,211,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043044,"usec":394171},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729660,"noise_level":-33.047478,"freq_skew":1.661616,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043044,"usec":395744},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.202167,"noise_level":-33.668190,"freq_skew":-2.075926,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043044,"usec":396435},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268527,"noise_level":-33.626392,"freq_skew":0.631094,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043044,"usec":398634},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615120,"noise_level":-33.339291,"freq_skew":2.570809,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3138,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28470,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[20,172]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":43}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":152542},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723190,"noise_level":-33.061378,"freq_skew":0.358842,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"_d","blk_id":"7","ack":"E","flight":"OR065L","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":152619},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.297608,"noise_level":-33.061378,"freq_skew":-2.127677,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":152912},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463280,"noise_level":-33.022392,"freq_skew":0.092044,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":450,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":153733},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874630,"noise_level":-32.906475,"freq_skew":-1.592059,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-6.000000},"alt":27000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":157202},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648468,"noise_level":-32.567726,"freq_skew":-1.199684,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":99,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":157358},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198344,"noise_level":-32.567726,"freq_skew":0.682155,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[65,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":157964},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.066074,"noise_level":-32.993603,"freq_skew":0.093360,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":158820},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.325178,"noise_level":-32.916409,"freq_skew":1.895050,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":159052},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585388,"noise_level":-32.916409,"freq_skew":-0.859984,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-2.500000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":160146},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370392,"noise_level":-33.593658,"freq_skew":1.856328,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":910995},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934829,"noise_level":-33.307617,"freq_skew":2.034997,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNJ","mode":"2","label":"_d","blk_id":"6","ack":"A","flight":"TP437X","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":911511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804918,"noise_level":-33.267513,"freq_skew":-0.148385,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":911585},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695959,"noise_level":-33.267513,"freq_skew":-0.748199,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"IB05CA","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":911585},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.695959,"noise_level":-33.267513,"freq_skew":-0.748199,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":911803},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.041845,"noise_level":-33.656284,"freq_skew":-3.601999,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":911942},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820364,"noise_level":-33.656284,"freq_skew":-0.240003,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22055205","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,70,76,0,72,90,133,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":912663},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623549,"noise_level":-33.572998,"freq_skew":-0.360394,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFT","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"OR01XY","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":913621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708725,"noise_level":-33.449547,"freq_skew":2.544956,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":914346},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604814,"noise_level":-33.968674,"freq_skew":0.655672,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[96,84]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043045,"usec":919266},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295940,"noise_level":-33.712242,"freq_skew":1.823750,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-4.200000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043046,"usec":677869},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502086,"noise_level":-34.159206,"freq_skew":2.514076,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3139,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[244,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043046,"usec":678044},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174159,"noise_level":-34.510578,"freq_skew":0.651205,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043046,"usec":678300},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132047,"noise_level":-34.464531,"freq_skew":0.866220,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043046,"usec":679361},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897425,"noise_level":-34.327843,"freq_skew":-0.704804,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043046,"usec":680921},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266712,"noise_level":-34.525852,"freq_skew":0.727203,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043046,"usec":681236},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480723,"noise_level":-34.479725,"freq_skew":1.865611,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"VY3158","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043046,"usec":683183},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534697,"noise_level":-34.163521,"freq_skew":0.190466,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"OR065L","msg_num":"L05","msg_num_seq":"A","msg_text":"/EBBR.TI2/024EBBRA4AC8"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043046,"usec":686252},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701042,"noise_level":-34.119270,"freq_skew":-0.073550,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":690,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8419,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[116,197,18,92]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043047,"usec":439578},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907971,"noise_level":-34.075249,"freq_skew":1.655780,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043047,"usec":442555},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341813,"noise_level":-34.418095,"freq_skew":2.150610,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043047,"usec":442973},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572168,"noise_level":-34.418095,"freq_skew":-0.262387,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043047,"usec":443187},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046733,"noise_level":-34.540230,"freq_skew":-0.369646,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043047,"usec":443629},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735523,"noise_level":-34.494026,"freq_skew":0.820059,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043047,"usec":444839},"freq":136975000,"burst_len_octets":146,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.189580,"noise_level":-34.356876,"freq_skew":0.621198,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0],"dst_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0],"lifetime":10.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":6738,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[64]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":true,"unknown_proto":{"data":[133,0,62,1,0,0,0,1,0,0,0,0,4,3,188,220,117,122,121,17,219,231,231,22,183,136,215,240,126,178,1,3,132,11,184,11,71,0,39,1,88,65,65,0,0,0,6]}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043047,"usec":445246},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269877,"noise_level":-34.311634,"freq_skew":0.823967,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0],"dst_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0],"lifetime":10.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":6738,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[64]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":0,"credit_offered":4,"credit_avail":3,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,1,88,65,65,0,0,0,6],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":201245},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576363,"noise_level":-34.001385,"freq_skew":-0.788574,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":202094},"freq":136975000,"burst_len_octets":135,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911881,"noise_level":-34.271278,"freq_skew":-2.719511,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JQZ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB05KY","msg_num":"F60","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN40453W002405,MD545,193036,192,RUDBI,193824,MD519,M11,24023,102/TS193036,102626D735"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":202598},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698803,"noise_level":-34.226479,"freq_skew":0.818257,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":205840},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.310734,"noise_level":-33.876179,"freq_skew":1.990232,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":206272},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642368,"noise_level":-33.833366,"freq_skew":1.900734,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":207835},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210275,"noise_level":-33.664204,"freq_skew":1.829546,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":208046},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000351,"noise_level":-34.138130,"freq_skew":-1.011603,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":99,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":957219},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.061244,"noise_level":-33.876720,"freq_skew":0.584979,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":957697},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077697,"noise_level":-33.833908,"freq_skew":0.793651,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":962265},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043968,"noise_level":-33.335960,"freq_skew":-0.903518,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":962348},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751186,"noise_level":-33.335960,"freq_skew":0.462273,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":38.600002,"lon":-4.800000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":965020},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388247,"noise_level":-33.215813,"freq_skew":2.093771,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043048,"usec":966520},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501447,"noise_level":-33.097301,"freq_skew":1.748186,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5044,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043049,"usec":725041},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213361,"noise_level":-33.644291,"freq_skew":0.746151,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":6777,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043049,"usec":725231},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.214180,"noise_level":-34.068592,"freq_skew":-2.884725,"avlc":{"src":{"addr":"3423C3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043049,"usec":725413},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288868,"noise_level":-34.068592,"freq_skew":0.735185,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":9932,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[187,140,202,70]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":135.700000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043049,"usec":727377},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194168,"noise_level":-33.928230,"freq_skew":2.075415,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPP","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR69BZ","msg_num":"S01","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043049,"usec":728019},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.600450,"noise_level":-33.928230,"freq_skew":0.461699,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043049,"usec":728927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637507,"noise_level":-33.842308,"freq_skew":-0.630474,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043049,"usec":730058},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374837,"noise_level":-33.799664,"freq_skew":0.747578,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043049,"usec":731971},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144994,"noise_level":-33.589523,"freq_skew":-1.140964,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043050,"usec":477791},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382228,"noise_level":-33.536232,"freq_skew":2.245424,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23122364","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,164,244,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043050,"usec":478232},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.617220,"noise_level":-33.495060,"freq_skew":0.644645,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-5.600000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043050,"usec":479079},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726214,"noise_level":-34.438423,"freq_skew":-0.490440,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043050,"usec":479835},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914009,"noise_level":-34.347328,"freq_skew":2.668215,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8375,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[113,218,219,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043050,"usec":481029},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683499,"noise_level":-34.167961,"freq_skew":2.611151,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8375,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[166,208,209,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043050,"usec":481125},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.053285,"noise_level":-34.167961,"freq_skew":0.735656,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043050,"usec":481798},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625790,"noise_level":-34.079643,"freq_skew":0.256475,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"_d","blk_id":"9","ack":"F","flight":"OR065L","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043050,"usec":486628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905582,"noise_level":-33.819965,"freq_skew":0.714293,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043051,"usec":246883},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463815,"noise_level":-33.444447,"freq_skew":0.376781,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043051,"usec":247125},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.033748,"noise_level":-33.560097,"freq_skew":0.721801,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043051,"usec":247267},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334827,"noise_level":-33.560097,"freq_skew":0.615323,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":true,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043051,"usec":247445},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715950,"noise_level":-33.560097,"freq_skew":0.799283,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043051,"usec":249568},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.358609,"noise_level":-33.379921,"freq_skew":-0.171352,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043051,"usec":250700},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371763,"noise_level":-33.299232,"freq_skew":2.613072,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[127,211,90,74]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":3803},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.056488,"noise_level":-33.061565,"freq_skew":0.700263,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23127122","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":4191},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216974,"noise_level":-33.022579,"freq_skew":0.604096,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":5143},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.797662,"noise_level":-33.111576,"freq_skew":0.680802,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR12MA","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":5233},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-10.030974,"noise_level":-33.111576,"freq_skew":-0.069751,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":691,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[216,132,130,116]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":6020},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493492,"noise_level":-33.033329,"freq_skew":-0.475689,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","sndcf_error_report":{"err":false,"cause_code":2,"cause_descr":"Directory entry exists","local_ref":64,"erroneous_pdu_present":true,"clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40194,"segment_offset":0,"pdu_total_len":152},"reasm_status":"skipped","options":[{"name":"lref","value":[64]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}}],"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[195,1,192]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":6959},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307904,"noise_level":-32.917267,"freq_skew":0.790966,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62202,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9932,"credit":15,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[224,116,96,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":7607},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106080,"noise_level":-32.840740,"freq_skew":0.256409,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"_d","blk_id":"0","ack":"G","flight":"OR065L","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":11400},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205532,"noise_level":-32.431511,"freq_skew":0.672974,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":771778},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675634,"noise_level":-32.431511,"freq_skew":-0.702470,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":772799},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237169,"noise_level":-32.736485,"freq_skew":2.572329,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":773585},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.891511,"noise_level":-32.624298,"freq_skew":0.649457,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":773859},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525151,"noise_level":-33.010506,"freq_skew":-0.577139,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":345,"segment_offset":0,"pdu_total_len":143},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2569,"dst_ref":8539,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[235,19,25,218]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","unknown_proto":{"data":[16,41,4,43]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":774053},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452051,"noise_level":-33.010506,"freq_skew":-0.677651,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":345,"segment_offset":0,"pdu_total_len":143},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2569,"dst_ref":8539,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[235,19,25,218]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":774690},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263242,"noise_level":-32.933159,"freq_skew":1.614724,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":775935},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124716,"noise_level":-33.583786,"freq_skew":0.754771,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043052,"usec":776845},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815287,"noise_level":-33.501186,"freq_skew":2.556714,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043053,"usec":526555},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765848,"noise_level":-32.905540,"freq_skew":-1.548958,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LLBG"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-6.000000},"alt":27000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043053,"usec":529861},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.066398,"noise_level":-32.566826,"freq_skew":0.725724,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043053,"usec":531170},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703507,"noise_level":-32.420422,"freq_skew":-0.620107,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043053,"usec":533938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.517706,"noise_level":-32.348137,"freq_skew":0.588263,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043053,"usec":536617},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665792,"noise_level":-32.906708,"freq_skew":-1.549029,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-BTI","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"C30194","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043053,"usec":536617},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.665792,"noise_level":-32.906708,"freq_skew":-1.549029,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24016010","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,68,82,0,80,28,8,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":294580},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431128,"noise_level":-32.792313,"freq_skew":2.406643,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23122364","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,164,244,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":295174},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607590,"noise_level":-32.716877,"freq_skew":-0.111367,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":692,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[46,81,180,31]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8419,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[158,39,66,211]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":295969},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051359,"noise_level":-32.642094,"freq_skew":0.817126,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24016010","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":296897},"freq":136975000,"burst_len_octets":140,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576865,"noise_level":-33.336636,"freq_skew":0.504542,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":296897},"freq":136975000,"burst_len_octets":140,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.576865,"noise_level":-33.336636,"freq_skew":0.504542,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"ENGM"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-2.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":296897},"freq":136975000,"burst_len_octets":140,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.576865,"noise_level":-33.336636,"freq_skew":0.504542,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SE-RUE","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"SK066T","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":298733},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474838,"noise_level":-34.143883,"freq_skew":1.024924,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":465,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":298851},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609687,"noise_level":-34.143883,"freq_skew":-3.405083,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043054,"usec":299946},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564942,"noise_level":-34.012104,"freq_skew":0.283845,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22545245","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,83,65,83,0,74,202,165,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043055,"usec":60026},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981860,"noise_level":-33.504135,"freq_skew":-1.728142,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043055,"usec":62784},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.882083,"noise_level":-33.141747,"freq_skew":-0.048531,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043055,"usec":63884},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647396,"noise_level":-33.063232,"freq_skew":1.119749,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2221,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043055,"usec":814518},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906503,"noise_level":-32.413223,"freq_skew":-1.855167,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":439,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[221,206,215,147]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043055,"usec":815592},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464575,"noise_level":-32.305111,"freq_skew":-1.156480,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":43.100002,"lon":-1.900000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043055,"usec":816951},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.044959,"noise_level":-32.163017,"freq_skew":0.761684,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043055,"usec":819444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093428,"noise_level":-31.988609,"freq_skew":1.052173,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043056,"usec":578641},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.948095,"noise_level":-31.750174,"freq_skew":0.450119,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043056,"usec":579517},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167189,"noise_level":-31.649960,"freq_skew":0.655977,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043056,"usec":579669},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399292,"noise_level":-31.649960,"freq_skew":0.653877,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":true,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043056,"usec":579934},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.982603,"noise_level":-31.616810,"freq_skew":0.468608,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":38.600002,"lon":-4.800000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043056,"usec":580533},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401544,"noise_level":-31.550886,"freq_skew":2.139711,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"FR08GY","msg_num":"M05","msg_num_seq":"A","msg_text":"193054,36994,2034, 114,MMMM.MMM MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043056,"usec":581155},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.987696,"noise_level":-31.518112,"freq_skew":0.755482,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043056,"usec":584519},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383450,"noise_level":-31.485502,"freq_skew":2.202663,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4701,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043056,"usec":586561},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471518,"noise_level":-31.514408,"freq_skew":1.936411,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":449,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":4,"ack":2,"credit_offered":0,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":5,"err_fsm_state":1,"err_fsm_bispdu_name":"Cease","err_fsm_state_descr":"CLOSED"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":340248},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822656,"noise_level":-31.416859,"freq_skew":0.470846,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"VY03LR","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":340248},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.822656,"noise_level":-31.416859,"freq_skew":0.470846,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15043222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,70,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":341155},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415030,"noise_level":-31.320398,"freq_skew":0.642403,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":6957,"idrp":{"err":false,"pdu_type":5,"pdu_type_name":"Cease","seq":2,"ack":0,"credit_offered":0,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":342178},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096374,"noise_level":-31.543678,"freq_skew":0.830734,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15043222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":342336},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755652,"noise_level":-31.543678,"freq_skew":1.672133,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":345408},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074201,"noise_level":-31.316998,"freq_skew":-3.969852,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":246,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[32,141,4,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":345603},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608573,"noise_level":-31.285093,"freq_skew":1.132173,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":486,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,211,136,79]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28624,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[135,63,190,241]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":345742},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143363,"noise_level":-31.285093,"freq_skew":0.635928,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043057,"usec":346877},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538118,"noise_level":-31.158628,"freq_skew":1.713121,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":30,"dst_ref":8545,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[74,91]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":100751},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.122470,"noise_level":-30.911098,"freq_skew":0.810962,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":103187},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745430,"noise_level":-30.789927,"freq_skew":0.487973,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":103880},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468845,"noise_level":-30.759897,"freq_skew":-0.269457,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":589,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":104272},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.979835,"noise_level":-30.729969,"freq_skew":0.618418,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15043222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":106913},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281240,"noise_level":-30.742073,"freq_skew":0.707420,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9A-BTI","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":107237},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597530,"noise_level":-30.712208,"freq_skew":-1.170099,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":782,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":107398},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.575572,"noise_level":-30.712208,"freq_skew":1.045613,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NFK","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB07DW","msg_num":"D33","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,001432,1,1,TB000000/REP033,00,00,1/POSDMU,193049, 42.026,-  4.109,  3665,330\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":108018},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458662,"noise_level":-31.527626,"freq_skew":2.103053,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23122364","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,164,244,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":108471},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219891,"noise_level":-31.494940,"freq_skew":0.799776,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":3,"variable_part_params":[{"name":"checksum","value":[68,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":869433},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439167,"noise_level":-31.810892,"freq_skew":0.578503,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":true,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":871145},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558672,"noise_level":-32.608326,"freq_skew":-1.513054,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":875473},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578726,"noise_level":-32.316582,"freq_skew":3.010753,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3894,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[71,250]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":875877},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.036861,"noise_level":-32.842480,"freq_skew":1.353031,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043058,"usec":876184},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.332604,"noise_level":-32.842480,"freq_skew":2.622126,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[47,205,246,182]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8440,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,181,212,192]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043059,"usec":626730},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474943,"noise_level":-32.654034,"freq_skew":2.175992,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043059,"usec":627612},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256590,"noise_level":-32.981213,"freq_skew":0.829526,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043059,"usec":627727},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044233,"noise_level":-32.981213,"freq_skew":2.878414,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":439,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043059,"usec":628539},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358281,"noise_level":-32.865837,"freq_skew":2.034349,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":449,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":4,"ack":2,"credit_offered":0,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":5,"err_fsm_state":1,"err_fsm_bispdu_name":"Cease","err_fsm_state_descr":"CLOSED"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043059,"usec":632325},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694698,"noise_level":-32.565464,"freq_skew":-3.970624,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28396,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[117,90,54,22]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28396,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[5,32,122,190]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043059,"usec":633300},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681957,"noise_level":-32.577648,"freq_skew":0.662517,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043059,"usec":634181},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513788,"noise_level":-32.504047,"freq_skew":1.844400,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5044,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043059,"usec":634608},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355777,"noise_level":-32.467480,"freq_skew":0.733426,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47117,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[111,144]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043060,"usec":391361},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553443,"noise_level":-32.286915,"freq_skew":1.529726,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-3.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043060,"usec":391710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801540,"noise_level":-32.760773,"freq_skew":2.540459,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043060,"usec":392451},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218842,"noise_level":-32.685612,"freq_skew":0.842991,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043060,"usec":397727},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.972046,"noise_level":-32.758568,"freq_skew":0.631269,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2258","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043060,"usec":398305},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609235,"noise_level":-32.758568,"freq_skew":2.447156,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":68,"dst_ref":28669,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[6,151,225,252]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043060,"usec":399462},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.654382,"noise_level":-33.321552,"freq_skew":-0.226959,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":589,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043060,"usec":399712},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.378383,"noise_level":-33.321552,"freq_skew":0.940655,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":148041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588089,"noise_level":-33.556854,"freq_skew":-3.876841,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":148282},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355810,"noise_level":-33.556854,"freq_skew":2.354775,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":150456},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185313,"noise_level":-33.312134,"freq_skew":3.040845,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":152934},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238805,"noise_level":-32.996204,"freq_skew":0.804063,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":7057,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":155401},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649476,"noise_level":-32.880634,"freq_skew":1.269136,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":487,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28624,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[168,12,140,53]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":30,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":913899},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283208,"noise_level":-32.728889,"freq_skew":0.700008,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[82,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":914241},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.642426,"noise_level":-32.691368,"freq_skew":0.835044,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2757,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":916484},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.033084,"noise_level":-33.415150,"freq_skew":0.600589,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15043222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":917236},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416056,"noise_level":-33.334164,"freq_skew":0.593058,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":918218},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493368,"noise_level":-33.214039,"freq_skew":0.701246,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":489,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28588,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[254,224,68,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":920857},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166378,"noise_level":-33.134865,"freq_skew":0.582898,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":6957,"idrp":{"err":false,"pdu_type":5,"pdu_type_name":"Cease","seq":2,"ack":0,"credit_offered":0,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":920857},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.166378,"noise_level":-33.134865,"freq_skew":0.582898,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043061,"usec":921206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302283,"noise_level":-33.095551,"freq_skew":0.686978,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":673672},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.006751,"noise_level":-32.901596,"freq_skew":0.907129,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":674152},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920322,"noise_level":-33.110443,"freq_skew":0.266739,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":675944},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026842,"noise_level":-32.877819,"freq_skew":0.308160,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":677206},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761972,"noise_level":-32.726128,"freq_skew":1.105571,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":677698},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168544,"noise_level":-32.688614,"freq_skew":2.061613,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":680628},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468971,"noise_level":-32.617256,"freq_skew":1.491904,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4146,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":30,"dst_ref":8545,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[74,91]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":681583},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978168,"noise_level":-32.727974,"freq_skew":-0.243741,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":693,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8419,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[50,215,169,236]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":682433},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111661,"noise_level":-32.690453,"freq_skew":2.047658,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":450,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":2,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,76,71,0,52,102,146],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":682831},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701057,"noise_level":-32.690453,"freq_skew":0.665774,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043062,"usec":683852},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363592,"noise_level":-32.578854,"freq_skew":0.664874,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043063,"usec":432855},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359435,"noise_level":-32.541969,"freq_skew":0.861969,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":7117,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":2,"ack":4,"credit_offered":4,"credit_avail":3,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,1,88,65,65,0,0,0,6],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043063,"usec":434920},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067721,"noise_level":-32.288078,"freq_skew":1.372426,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043063,"usec":435347},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.006012,"noise_level":-32.252407,"freq_skew":0.838337,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":4,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[208,86]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043063,"usec":439009},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264815,"noise_level":-32.006725,"freq_skew":0.744774,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043063,"usec":443124},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.657047,"noise_level":-31.869392,"freq_skew":2.781886,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":580,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":68,"dst_ref":28669,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[6,151,225,252]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043063,"usec":444161},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601133,"noise_level":-31.767799,"freq_skew":1.210971,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2222,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[104,190,123,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":194405},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997409,"noise_level":-31.700726,"freq_skew":-0.210121,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":194740},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591439,"noise_level":-31.803467,"freq_skew":1.263029,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":488,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[13,115,131,63]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":194845},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.007239,"noise_level":-31.803467,"freq_skew":-1.258397,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":43.100002,"lon":-1.900000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":195119},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558214,"noise_level":-31.769726,"freq_skew":2.491263,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":40.299999,"lon":-7.300000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":196819},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.036961,"noise_level":-31.569994,"freq_skew":0.735345,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":196958},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470402,"noise_level":-31.569994,"freq_skew":3.091300,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3895,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8377,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[71,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":961994},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500248,"noise_level":-31.645796,"freq_skew":2.675230,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"EC81CR","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":961994},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.500248,"noise_level":-31.645796,"freq_skew":2.675230,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":962501},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735949,"noise_level":-32.197311,"freq_skew":3.079324,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8377,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[117,248]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":962723},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667970,"noise_level":-32.197311,"freq_skew":0.718557,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":963408},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.862952,"noise_level":-32.809330,"freq_skew":-0.117731,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":694,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[131,30,230,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043064,"usec":967600},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.133631,"noise_level":-32.365398,"freq_skew":0.692305,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[64,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043065,"usec":717167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582953,"noise_level":-31.943056,"freq_skew":2.559998,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043065,"usec":718477},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727742,"noise_level":-31.806721,"freq_skew":0.291161,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":658,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043066,"usec":483954},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244831,"noise_level":-31.423962,"freq_skew":1.917962,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":450,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":2,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,86,76,71,0,52,102,146],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043066,"usec":485476},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.651274,"noise_level":-31.596340,"freq_skew":-0.161372,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":254,"pdu_id":513,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043066,"usec":486795},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714109,"noise_level":-31.465300,"freq_skew":2.830936,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043066,"usec":487906},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.138077,"noise_level":-32.016224,"freq_skew":0.762579,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":7117,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":2,"ack":4,"credit_offered":4,"credit_avail":3,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,1,88,65,65,0,0,0,6],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043066,"usec":492169},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473066,"noise_level":-31.743402,"freq_skew":2.110815,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":451,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043066,"usec":492899},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022607,"noise_level":-31.709896,"freq_skew":2.493534,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043067,"usec":242237},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485188,"noise_level":-31.511518,"freq_skew":1.625316,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043067,"usec":243229},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124590,"noise_level":-31.414003,"freq_skew":0.862007,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":7219,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":3,"ack":4,"credit_offered":4,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":228,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,1,88,65,65,0,0,0,6]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":12}],"nlri_list":[{"proto":"CLNP","prefix_len":32,"dst_prefix":[71,0,39,1,32,71,0,39,129]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043067,"usec":243991},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188780,"noise_level":-31.349598,"freq_skew":2.068721,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":452,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":23,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,86,76,71,0,52,102,146]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,102,146]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043067,"usec":243991},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.188780,"noise_level":-31.349598,"freq_skew":2.068721,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":453,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":24,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,86,76,71,0,52,102,146]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,86,76,71,0,52,102,146]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043067,"usec":247233},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512365,"noise_level":-31.065533,"freq_skew":0.549463,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[155,92,54,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043067,"usec":247448},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358396,"noise_level":-31.422596,"freq_skew":1.445090,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-2.500000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":2766},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307153,"noise_level":-32.098179,"freq_skew":0.623051,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":4037},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642017,"noise_level":-31.993889,"freq_skew":-1.275087,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"LH02NZ","msg_num":"S89","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":4037},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.642017,"noise_level":-31.993889,"freq_skew":-1.275087,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":4806},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349752,"noise_level":-31.925053,"freq_skew":2.375229,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28612,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[249,245]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":5143},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.104881,"noise_level":-31.890841,"freq_skew":0.836304,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":6153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513430,"noise_level":-31.822813,"freq_skew":1.963314,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":6521},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.563904,"noise_level":-31.788998,"freq_skew":2.908563,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8375,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[3,29,250,191]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":7}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":6521},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.563904,"noise_level":-31.788998,"freq_skew":2.908563,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28640,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[144,240,162,164]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":7}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":7826},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416162,"noise_level":-31.882143,"freq_skew":1.281340,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDD","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"EC91UB","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":7826},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.416162,"noise_level":-31.882143,"freq_skew":1.281340,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006314","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,204,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":8395},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493889,"noise_level":-31.882143,"freq_skew":0.718889,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":9752},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768539,"noise_level":-31.746750,"freq_skew":1.257443,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-3.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":10773},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.090361,"noise_level":-31.646574,"freq_skew":0.717029,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":7266,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":768923},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.092558,"noise_level":-31.580427,"freq_skew":0.611334,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9932,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[54,65,146,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":769265},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990332,"noise_level":-31.547539,"freq_skew":0.810485,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":245,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":769506},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225398,"noise_level":-31.514778,"freq_skew":0.808768,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8375,"dst_ref":9932,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[224,143,77,112]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":770325},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386906,"noise_level":-31.449621,"freq_skew":2.017047,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":454,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":771465},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.625460,"noise_level":-31.352797,"freq_skew":0.794221,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9933,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[130,178,110,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":771781},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374161,"noise_level":-31.757288,"freq_skew":1.504511,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-5.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":774076},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159063,"noise_level":-31.742971,"freq_skew":2.089342,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":774948},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164021,"noise_level":-31.642838,"freq_skew":0.694536,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":779005},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201838,"noise_level":-31.609716,"freq_skew":0.601392,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":779786},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552591,"noise_level":-31.543846,"freq_skew":2.858259,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":1,"unknown_proto":{"data":[65,97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043068,"usec":779892},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537481,"noise_level":-31.543846,"freq_skew":1.382541,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043069,"usec":528953},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337322,"noise_level":-32.194103,"freq_skew":0.607746,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9932,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[54,65,146,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043069,"usec":529827},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.302462,"noise_level":-32.088665,"freq_skew":0.691671,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47145,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":9933,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[198,85,244,91]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043069,"usec":529827},"freq":136975000,"burst_len_octets":64,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.302462,"noise_level":-32.088665,"freq_skew":0.691671,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043069,"usec":531394},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478218,"noise_level":-31.915726,"freq_skew":0.673347,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6111,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8517,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[10,33]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":7}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043069,"usec":534043},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588923,"noise_level":-31.712648,"freq_skew":2.709177,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043069,"usec":534776},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761309,"noise_level":-32.558064,"freq_skew":1.163785,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610192920\r\n 469187960A10760A115BCG3A-L200-0002\r\n-3000 370140017517366 341 346 323 323\r\n-2500 370160017517366 341 345 322 322\r\n-2000 370140017517366 340 345 322 324\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043069,"usec":535061},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627690,"noise_level":-32.558064,"freq_skew":2.766932,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":9932,"dst_ref":8375,"variable_part_params":[{"name":"atn_checksum","value":[179,220,223,0]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043069,"usec":536853},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.890470,"noise_level":-32.866520,"freq_skew":2.555301,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28640,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[76,189,4,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043070,"usec":296858},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239528,"noise_level":-33.465714,"freq_skew":0.785958,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043070,"usec":298811},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502239,"noise_level":-33.223511,"freq_skew":-0.630090,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":346,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[215,32,107,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043070,"usec":301365},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395948,"noise_level":-32.987877,"freq_skew":0.669999,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":490,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[155,92,54,35]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043070,"usec":302966},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506733,"noise_level":-32.834267,"freq_skew":2.266280,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2827,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[88,232]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":55761},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267928,"noise_level":-32.571819,"freq_skew":0.780877,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[146,211]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":56882},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289319,"noise_level":-32.461723,"freq_skew":2.557068,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":57333},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163095,"noise_level":-33.390968,"freq_skew":0.659213,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":7352,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":63143},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402315,"noise_level":-32.878769,"freq_skew":-0.531369,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":67487},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.052139,"noise_level":-32.840595,"freq_skew":0.731609,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":68298},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.275643,"noise_level":-32.727058,"freq_skew":0.620347,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":817031},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786548,"noise_level":-32.577957,"freq_skew":1.205999,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":43.500000,"lon":-7.300000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":817850},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514925,"noise_level":-32.504353,"freq_skew":-0.250248,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":817929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518622,"noise_level":-32.467785,"freq_skew":0.714349,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043071,"usec":825737},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.162466,"noise_level":-31.936954,"freq_skew":2.771274,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":796,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,239,139,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043072,"usec":584926},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724383,"noise_level":-31.800713,"freq_skew":1.142971,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"AY087T","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043072,"usec":584926},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.724383,"noise_level":-31.800713,"freq_skew":1.142971,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21417641","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,70,73,78,0,70,31,161,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043072,"usec":585526},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067136,"noise_level":-31.766985,"freq_skew":-3.844348,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":249,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63962,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[219,14,82,21]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":11}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043072,"usec":586052},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265610,"noise_level":-31.699915,"freq_skew":0.795388,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043072,"usec":586794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591736,"noise_level":-31.600275,"freq_skew":1.294297,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043072,"usec":587138},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.000099,"noise_level":-31.567314,"freq_skew":0.693153,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043072,"usec":591665},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968599,"noise_level":-31.149826,"freq_skew":-3.971299,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":55,"dst_ref":28396,"variable_part_params":[{"name":"atn_checksum","value":[104,135,158,3]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043073,"usec":339199},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.398109,"noise_level":-30.811594,"freq_skew":2.452534,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043073,"usec":340216},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.562293,"noise_level":-30.721590,"freq_skew":1.326433,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043073,"usec":340543},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823447,"noise_level":-30.691795,"freq_skew":1.252504,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"C","sublabel":"DF","msg_text":"17517466 342 347 322 323\r\n+1500 370140017517366 342 346 321 323\r\n+2000 370140017417466 342 345 322 323\r\n+2500 370150017417366 342 344 322 322\r\n+3000 370150017417266 340 344 321 321\r\n+3500 370140017417266 34"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043073,"usec":340775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106547,"noise_level":-30.662100,"freq_skew":2.039366,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043073,"usec":341611},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644363,"noise_level":-30.603018,"freq_skew":-3.805750,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":251,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63962,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[102,31,246,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":104486},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.200692,"noise_level":-30.256710,"freq_skew":0.715776,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2814,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44761,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,74]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":104763},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283968,"noise_level":-30.228464,"freq_skew":2.829032,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3897,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8377,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[120,171]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":105118},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275676,"noise_level":-30.228464,"freq_skew":1.408054,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-UZHE","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"U263WG","msg_num":"M28","msg_num_seq":"A","msg_text":"02E26GCRREGGWN32430W01150518163802M557260040G    QN34310W01051318313803M560230036G    QN36211W00951718463803M550215045G    QN38155W00853619013801M560172054G    QN40105W00752019163802M582187053G    QN42075W00651"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":108858},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325421,"noise_level":-30.792030,"freq_skew":2.751442,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":109127},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995021,"noise_level":-31.283287,"freq_skew":-0.376532,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":109429},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.120387,"noise_level":-31.581329,"freq_skew":0.755189,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62243,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":4,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[60,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":110137},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.276009,"noise_level":-31.515675,"freq_skew":0.846676,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8377,"dst_ref":4,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[73,7]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":110837},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669365,"noise_level":-31.450512,"freq_skew":3.106523,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3898,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28613,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[65,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":864293},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592316,"noise_level":-31.529066,"freq_skew":1.403951,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"NT5483","msg_num":"C34","msg_num_seq":"A","sublabel":"CF","msg_text":"MM193058102611741.80154/-4.70064\r\n19285315  144218\r\n19304205  144218\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":864934},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278923,"noise_level":-31.463804,"freq_skew":-1.144804,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":865273},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.028121,"noise_level":-31.431355,"freq_skew":0.842264,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":865739},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.932110,"noise_level":-31.399029,"freq_skew":0.635574,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":865739},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-3.932110,"noise_level":-31.399029,"freq_skew":0.635574,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":7352,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":865739},"freq":136975000,"burst_len_octets":97,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-3.932110,"noise_level":-31.399029,"freq_skew":0.635574,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":866276},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333910,"noise_level":-31.334732,"freq_skew":0.636222,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":868080},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.057272,"noise_level":-31.144650,"freq_skew":0.710345,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8444,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[221,75,19,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":868279},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550229,"noise_level":-31.144650,"freq_skew":1.440615,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"H2","blk_id":"7","ack":"!","flight":"U263WG","msg_num":"M28","msg_num_seq":"B","msg_text":"02E26GCRREGGWN32430W01150518163802M557260040G    QN34310W01051318313803M560230036G    QN36211W00951718463803M550215045G    QN38155W00853619013801M560172054G    QN40105W00752019163802M582187053G    QN42075W00651419313797M580197064G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":872103},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.832421,"noise_level":-31.621758,"freq_skew":0.721420,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47166,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":5,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[106,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043074,"usec":872948},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155398,"noise_level":-31.588711,"freq_skew":1.105538,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"D","sublabel":"DF","msg_text":"0 343 321 321\r\n+4000 370130017417266 341 344 321 321\r\n+4500 370130017417366 340 343 321 321\r\n+5000 370140017417266 340 342 320 322\r\n+5500 370120017417366 340 343 321 322\r\n+6000 370130017417266 339 343 320 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":623289},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355230,"noise_level":-31.490334,"freq_skew":3.009440,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":624504},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485972,"noise_level":-31.393053,"freq_skew":0.246158,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[120,78,74,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":624631},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203272,"noise_level":-31.393053,"freq_skew":0.594099,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47169,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":5,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[145,182]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":625611},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.534902,"noise_level":-31.655548,"freq_skew":-1.176004,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":626995},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918501,"noise_level":-32.051540,"freq_skew":2.977518,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3899,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":4,"dst_ref":8377,"variable_part_params":[{"name":"checksum","value":[14,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":628100},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.357406,"noise_level":-31.947807,"freq_skew":0.807868,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":629796},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.192439,"noise_level":-31.879333,"freq_skew":1.144085,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":606,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":632029},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.953937,"noise_level":-32.573772,"freq_skew":0.781381,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47170,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[93,48,72,168]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":632543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.877780,"noise_level":-32.536911,"freq_skew":-1.012585,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043075,"usec":632775},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162743,"noise_level":-33.043163,"freq_skew":0.797554,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043076,"usec":386621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501766,"noise_level":-32.736698,"freq_skew":2.806539,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043076,"usec":387833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.935475,"noise_level":-32.879787,"freq_skew":0.792056,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043076,"usec":389097},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514201,"noise_level":-32.728062,"freq_skew":0.770362,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043076,"usec":389718},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699471,"noise_level":-32.690540,"freq_skew":1.463527,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-3.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043076,"usec":390973},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033836,"noise_level":-33.264000,"freq_skew":1.234356,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"E","sublabel":"DF","msg_text":"22\r\n+6500 370120017417266 340 344 320 321\r\n+7000 370130017417266 340 344 320 320\r\n+7500 370110017417366 340 343 320 321\r\n+8000 370110017417266 338 343 321 321\r\n+8500 370110017417266 339 342 320 321\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043076,"usec":391603},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347162,"noise_level":-33.224098,"freq_skew":1.415942,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-5.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043077,"usec":150714},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630175,"noise_level":-33.166191,"freq_skew":2.834693,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3900,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[66,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043077,"usec":151165},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.016111,"noise_level":-33.126732,"freq_skew":1.683655,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043077,"usec":154433},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459700,"noise_level":-32.779449,"freq_skew":1.524150,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[2,200,179,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043077,"usec":159400},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577038,"noise_level":-33.069576,"freq_skew":0.664014,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043077,"usec":159842},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202120,"noise_level":-33.069576,"freq_skew":0.755645,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[99,182,189,92]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043077,"usec":905083},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880108,"noise_level":-32.914528,"freq_skew":0.618778,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":38.700001,"lon":-4.800000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043077,"usec":911938},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.860032,"noise_level":-32.143044,"freq_skew":1.601171,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043078,"usec":673370},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528494,"noise_level":-32.529865,"freq_skew":0.708125,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2814,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44761,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[80,74]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043078,"usec":673499},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.970307,"noise_level":-32.493191,"freq_skew":0.804368,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47170,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[93,48,72,168]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043078,"usec":673894},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844979,"noise_level":-32.456669,"freq_skew":1.084660,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"F","sublabel":"DF","msg_text":"70100017417266 339 343 320 320\r\n-30 83 84 171 1670120096611\r\n-25 83 84 171 1670120096611\r\n-20 83 84 171 1670120096611\r\n-15 83 84 171 1670120096611\r\n-10 83 84 171 1670120096611\r\n-05 83 84 171 1670120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043078,"usec":675448},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100144,"noise_level":-32.276325,"freq_skew":0.615640,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62248,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043078,"usec":678454},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902713,"noise_level":-32.134697,"freq_skew":0.280468,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[120,78,74,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043078,"usec":679217},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.541745,"noise_level":-32.339577,"freq_skew":-2.085345,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043079,"usec":431620},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727121,"noise_level":-32.091450,"freq_skew":0.341207,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043079,"usec":435017},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472773,"noise_level":-32.214954,"freq_skew":1.356488,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6631,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043079,"usec":440193},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420650,"noise_level":-32.507214,"freq_skew":0.677606,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043079,"usec":440436},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194954,"noise_level":-32.589439,"freq_skew":0.587808,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":7642,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043079,"usec":441267},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428212,"noise_level":-32.589439,"freq_skew":0.646588,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8517,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[229,13]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":17}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043080,"usec":202208},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337740,"noise_level":-32.121201,"freq_skew":0.661341,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043080,"usec":204633},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706433,"noise_level":-31.920576,"freq_skew":2.650019,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043080,"usec":205257},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918927,"noise_level":-31.852318,"freq_skew":1.007719,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"G","sublabel":"DF","msg_text":" 20 83 84 171 1670120096611\r\n+05 83 84 171 1670120096611\r\n+10 83 84 171 1670120096611\r\n+15 83 83 171 1670120096611\r\n+20 83 84 171 1670120096611\r\n+25 83 83 171 1670120096611\r\n+30 83 83 171 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043080,"usec":210726},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021594,"noise_level":-31.750923,"freq_skew":1.223702,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043080,"usec":962774},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808268,"noise_level":-32.256744,"freq_skew":1.402775,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043080,"usec":963486},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573171,"noise_level":-33.016136,"freq_skew":0.653959,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[135,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043080,"usec":966390},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590136,"noise_level":-32.748219,"freq_skew":2.225210,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4385,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043081,"usec":720857},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.139208,"noise_level":-32.415466,"freq_skew":1.965705,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[193,139,29,178]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043081,"usec":723795},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699016,"noise_level":-32.094994,"freq_skew":2.622611,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043081,"usec":724316},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829033,"noise_level":-32.094994,"freq_skew":-1.120115,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043082,"usec":489567},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826732,"noise_level":-31.584171,"freq_skew":0.876644,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 171 1670120096611\r\n+40 83 83 171 1670120096611\r\n+45 83 83 171 1670120096611\r\n+50 83 83 171 1670120096611\r\n+55 83 83 171 1670120096611\r\n+60 83 83 170 1670120096611\r\n+65 83 83 171 1670120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043082,"usec":491142},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.248764,"noise_level":-31.420902,"freq_skew":2.016861,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043083,"usec":245779},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484194,"noise_level":-30.793402,"freq_skew":0.531202,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":11845},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853099,"noise_level":-29.927738,"freq_skew":1.008564,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"I","sublabel":"DF","msg_text":" 83 170 1670120096611\r\n+75 83 83 170 1670120096611\r\n+80 83 83 171 1670120096611\r\n+85 83 83 171 1670120096611\r\n+90 83 83 171 1670120096611\r\n-30 69 69 23 24-079400 -548ER\r\n-25 69 69 23 24-079500 -548ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":12601},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037598,"noise_level":-29.873428,"freq_skew":0.115313,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":773742},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264447,"noise_level":-29.739122,"freq_skew":1.504906,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-5.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":774232},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392469,"noise_level":-30.399096,"freq_skew":0.746934,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":9933,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[2,25,243,69]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":774525},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650539,"noise_level":-30.399096,"freq_skew":1.758797,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"8D","blk_id":"8","ack":"!","flight":"U298TL","msg_num":"M86","msg_num_seq":"A","msg_text":"0001,93,0011,34,----,---,0012,2127,LEMG,EGAA\r\nNO REAR STEPS\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":774879},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.984917,"noise_level":-31.400478,"freq_skew":-1.062782,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":778061},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369294,"noise_level":-31.711319,"freq_skew":1.190648,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"HN05ED","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":778061},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.369294,"noise_level":-31.711319,"freq_skew":1.190648,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043084,"usec":778971},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669397,"noise_level":-31.677933,"freq_skew":0.761092,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6113,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[135,220]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043085,"usec":527603},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149991,"noise_level":-31.383110,"freq_skew":0.826499,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[158,237,80,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043085,"usec":530609},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709188,"noise_level":-31.785566,"freq_skew":-1.009972,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043085,"usec":533989},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593512,"noise_level":-32.189335,"freq_skew":0.579710,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":38.700001,"lon":-4.800000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043085,"usec":536399},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712675,"noise_level":-32.049107,"freq_skew":2.108762,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043085,"usec":536860},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422985,"noise_level":-32.049107,"freq_skew":1.302011,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043086,"usec":297211},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660217,"noise_level":-31.934731,"freq_skew":0.574389,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY03LR","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043086,"usec":297211},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.660217,"noise_level":-31.934731,"freq_skew":0.574389,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15043222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,70,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043086,"usec":301382},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807339,"noise_level":-31.697750,"freq_skew":0.933913,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"J","sublabel":"DF","msg_text":"0 69 23 23-079500 -548ER\r\n-15 70 69 23 24-079600 -550ER\r\n-10 69 69 23 24-079500 -548ER\r\n-05 69 69 23 24-079600 -550ER\r\n 20 69 69 23 24-079700 -550ER\r\n+05 70 70 23 23-079700 -550ER\r\n+10 70 70 23 24-079700 -5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043087,"usec":53168},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604965,"noise_level":-31.565182,"freq_skew":1.327317,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043087,"usec":55703},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416741,"noise_level":-31.305964,"freq_skew":1.286013,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6632,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043087,"usec":63694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051260,"noise_level":-30.870152,"freq_skew":0.321714,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043087,"usec":64002},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203376,"noise_level":-30.839842,"freq_skew":0.848252,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":9933,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[2,25,243,69]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043087,"usec":821514},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336965,"noise_level":-30.831657,"freq_skew":0.753341,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043087,"usec":828672},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.145360,"noise_level":-30.275532,"freq_skew":0.745160,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":26809,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":74,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[158,237,80,119]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043088,"usec":574334},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220143,"noise_level":-30.679264,"freq_skew":2.553829,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043088,"usec":575248},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791729,"noise_level":-30.590614,"freq_skew":-1.176976,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043088,"usec":575248},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.791729,"noise_level":-30.590614,"freq_skew":-1.176976,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043088,"usec":575761},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802402,"noise_level":-30.561264,"freq_skew":1.198093,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"K","sublabel":"DF","msg_text":"50ER\r\n+15 70 70 23 23-079700 -550ER\r\n+20 69 70 23 24-079800 -553ER\r\n+25 69 69 23 24-079700 -553ER\r\n+30 69 69 23 24-079600 -550ER\r\n+35 69 69 23 23-079500 -550ER\r\n+40 69 70 23 23-079500 -550ER\r\n+45 69 70 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043088,"usec":576881},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364275,"noise_level":-30.473804,"freq_skew":1.347411,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":150,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043088,"usec":580196},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611102,"noise_level":-30.188473,"freq_skew":1.166414,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":4}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-3.900000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043088,"usec":583406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.067334,"noise_level":-30.076914,"freq_skew":0.625598,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043089,"usec":341113},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697304,"noise_level":-29.912220,"freq_skew":0.704597,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043089,"usec":341881},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577623,"noise_level":-29.858007,"freq_skew":1.157333,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"U22069","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043089,"usec":341881},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.577623,"noise_level":-29.858007,"freq_skew":1.157333,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,95,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043089,"usec":342587},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519649,"noise_level":-29.804132,"freq_skew":2.653138,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28640,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[161,138,54,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043089,"usec":342735},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675022,"noise_level":-29.804132,"freq_skew":1.682313,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043089,"usec":346174},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786137,"noise_level":-29.816315,"freq_skew":1.233599,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"2","ack":"S","flight":"AY087T","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":101522},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521365,"noise_level":-29.577595,"freq_skew":1.523462,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":102134},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.275876,"noise_level":-29.525425,"freq_skew":0.795318,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":103453},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500067,"noise_level":-29.422016,"freq_skew":1.581728,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":844,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[114,92,104,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":105859},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848675,"noise_level":-29.218822,"freq_skew":-3.893107,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":106875},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205950,"noise_level":-29.143833,"freq_skew":0.664380,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[70,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":107515},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655449,"noise_level":-29.118980,"freq_skew":1.179402,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"AY087T","msg_num":"F74","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":107685},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.962008,"noise_level":-29.094198,"freq_skew":-3.777451,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63962,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[187,235,41,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":863301},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721103,"noise_level":-29.020273,"freq_skew":0.794588,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47199,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[122,55,254,120]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":869915},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.061936,"noise_level":-28.636293,"freq_skew":0.411592,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":871410},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205739,"noise_level":-28.778009,"freq_skew":2.339592,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[98,224]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043090,"usec":872946},"freq":136975000,"burst_len_octets":92,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164164,"noise_level":-29.388725,"freq_skew":0.755344,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":5,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[53,83]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043091,"usec":621790},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748751,"noise_level":-29.312263,"freq_skew":-3.883013,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63962,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[132,88,86,240]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043091,"usec":622894},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006147,"noise_level":-29.236467,"freq_skew":1.721328,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043091,"usec":623487},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.825857,"noise_level":-29.230549,"freq_skew":-1.133686,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043091,"usec":623487},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.825857,"noise_level":-29.230549,"freq_skew":-1.133686,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043092,"usec":387870},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199877,"noise_level":-28.765587,"freq_skew":0.826526,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043092,"usec":387980},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446003,"noise_level":-28.765587,"freq_skew":2.880300,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3901,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043092,"usec":390921},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994411,"noise_level":-29.407940,"freq_skew":1.342866,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043092,"usec":394770},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728982,"noise_level":-29.305912,"freq_skew":0.652490,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043092,"usec":395454},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749978,"noise_level":-30.111635,"freq_skew":0.842739,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR698R","msg_num":"D95","msg_num_seq":"M","sublabel":"DF","msg_text":" 70 70 23 23-079500 -550ER\r\n+85 70 70 23 23-079400 -550ER\r\n+90 70 70 23 23-079400 -548ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043093,"usec":148483},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289587,"noise_level":-29.919029,"freq_skew":0.593445,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043093,"usec":148625},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649416,"noise_level":-29.919029,"freq_skew":2.960324,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":440,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28619,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[239,7,73,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043093,"usec":151760},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436654,"noise_level":-29.624737,"freq_skew":0.617211,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2815,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[93,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043093,"usec":155952},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116313,"noise_level":-29.442522,"freq_skew":0.685370,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[70,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043093,"usec":917725},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782733,"noise_level":-29.743376,"freq_skew":1.003961,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043093,"usec":919249},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621020,"noise_level":-29.611052,"freq_skew":0.446058,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6114,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043093,"usec":925101},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.352454,"noise_level":-30.224707,"freq_skew":3.075625,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043093,"usec":927496},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808069,"noise_level":-30.002090,"freq_skew":-0.042121,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":695,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043094,"usec":683459},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261801,"noise_level":-29.838795,"freq_skew":0.514661,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043094,"usec":684012},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870670,"noise_level":-29.811874,"freq_skew":1.236374,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"5","ack":"T","flight":"AY087T","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043094,"usec":684012},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.870670,"noise_level":-29.811874,"freq_skew":1.236374,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"38","blk_id":"6","ack":"!","flight":"AY087T","msg_num":"M55","msg_num_seq":"A","msg_text":"/AY1732/261026/W  7.285/N 43.580/33987/-------/      /- 49/20924/ 70\r\n/110/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043094,"usec":688499},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784393,"noise_level":-29.678513,"freq_skew":1.448443,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043094,"usec":689948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.353351,"noise_level":-29.719315,"freq_skew":1.050983,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043094,"usec":694804},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408921,"noise_level":-29.535126,"freq_skew":2.468392,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3379,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[98,224]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043095,"usec":436492},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365177,"noise_level":-29.592096,"freq_skew":0.695926,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":196037},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696445,"noise_level":-29.462040,"freq_skew":-1.158643,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":100,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28498,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[230,95,64,222]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28498,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[161,191,189,222]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":196867},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.159844,"noise_level":-29.410561,"freq_skew":0.597662,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":8054,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":197516},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717144,"noise_level":-30.192959,"freq_skew":-1.089624,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":197516},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.717144,"noise_level":-30.192959,"freq_skew":-1.089624,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":784,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":200745},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051980,"noise_level":-30.557878,"freq_skew":2.862430,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3901,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":961639},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415333,"noise_level":-31.151285,"freq_skew":1.201349,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":962942},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113481,"noise_level":-31.514875,"freq_skew":0.668142,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2416","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":964018},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938552,"noise_level":-31.417324,"freq_skew":1.156363,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":676,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":964791},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442014,"noise_level":-31.448463,"freq_skew":0.771905,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":965287},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.392820,"noise_level":-31.416073,"freq_skew":-0.922911,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":966982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998044,"noise_level":-31.383802,"freq_skew":0.026427,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":968366},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617867,"noise_level":-31.319618,"freq_skew":1.835558,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043096,"usec":969181},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741530,"noise_level":-31.287704,"freq_skew":1.339324,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043097,"usec":722349},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887800,"noise_level":-30.974842,"freq_skew":1.294617,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"5","ack":"T","flight":"AY087T","msg_num":"S33","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043097,"usec":722349},"freq":136975000,"burst_len_octets":163,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.887800,"noise_level":-30.974842,"freq_skew":1.294617,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"38","blk_id":"6","ack":"!","flight":"AY087T","msg_num":"M55","msg_num_seq":"A","msg_text":"/AY1732/261026/W  7.285/N 43.580/33987/-------/      /- 49/20924/ 70\r\n/110/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043097,"usec":722890},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773483,"noise_level":-30.913599,"freq_skew":1.350320,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5642,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28516,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[33,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043097,"usec":725320},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808395,"noise_level":-30.702587,"freq_skew":-0.231785,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[238,63,157,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043097,"usec":726545},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.083320,"noise_level":-30.728653,"freq_skew":-0.123537,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"43","blk_id":"6","ack":"!","flight":"TP05AS","msg_num":"M73","msg_num_seq":"A","msg_text":"PAXC "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043097,"usec":727606},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.168683,"noise_level":-30.639500,"freq_skew":0.903919,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043098,"usec":483410},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.133982,"noise_level":-30.263407,"freq_skew":0.829660,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043098,"usec":486959},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046400,"noise_level":-30.039806,"freq_skew":1.815281,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043098,"usec":490605},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669981,"noise_level":-29.794950,"freq_skew":-0.379607,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043098,"usec":490811},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677295,"noise_level":-29.794950,"freq_skew":1.481149,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043099,"usec":250316},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817333,"noise_level":-29.726284,"freq_skew":-0.268341,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"7","ack":"P","flight":"TP05AS","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043099,"usec":253584},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131005,"noise_level":-29.541950,"freq_skew":0.594994,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"H1","blk_id":"S","ack":"!","sublabel":"MD","msg_text":"REQPOS037B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043099,"usec":253743},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.131095,"noise_level":-29.541950,"freq_skew":1.154909,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":9231},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612528,"noise_level":-29.387005,"freq_skew":-3.024949,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"_d","blk_id":"6","ack":"S","flight":"IB07YT","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":10137},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.024209,"noise_level":-30.407219,"freq_skew":-1.902078,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[146,185,19,105]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8442,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[126,58,98,154]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":13534},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800399,"noise_level":-30.236202,"freq_skew":2.275988,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3380,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":15885},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167506,"noise_level":-31.006519,"freq_skew":-0.205880,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"8","ack":"Q","flight":"TP05AS","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":16978},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686169,"noise_level":-30.914482,"freq_skew":-3.102102,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"IB07YT","msg_num":"F08","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":17097},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439850,"noise_level":-30.914482,"freq_skew":1.283333,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[35,64,149,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":17542},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610542,"noise_level":-30.914482,"freq_skew":0.774583,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":765809},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360786,"noise_level":-31.312296,"freq_skew":0.862652,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":766054},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.089385,"noise_level":-31.280407,"freq_skew":0.653387,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47217,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[173,89,147,139]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":767979},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579797,"noise_level":-31.122700,"freq_skew":0.638632,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":768218},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174668,"noise_level":-31.122700,"freq_skew":0.854129,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":769517},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.343544,"noise_level":-31.772968,"freq_skew":-1.848000,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043100,"usec":769698},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332661,"noise_level":-31.772968,"freq_skew":0.642024,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47218,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":69,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[250,54,74,148]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043101,"usec":533009},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.003976,"noise_level":-31.356764,"freq_skew":2.049962,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":608,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043101,"usec":535135},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247081,"noise_level":-31.229263,"freq_skew":1.444159,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043101,"usec":535703},"freq":136975000,"burst_len_octets":134,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681793,"noise_level":-31.197674,"freq_skew":-3.322356,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB07YT","msg_num":"F09","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN41033W002124,SEGRE,193139,230,BRITO,193236,PISUS,M20,22614,178/TS193139,1026265883"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043101,"usec":538268},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491903,"noise_level":-31.010536,"freq_skew":1.320323,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8479,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[100,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043101,"usec":538644},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.272144,"noise_level":-30.979736,"freq_skew":1.141391,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043102,"usec":291271},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664748,"noise_level":-31.352524,"freq_skew":1.142087,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[81,71,172,211]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28579,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[161,172,84,250]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043102,"usec":292335},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916205,"noise_level":-31.256769,"freq_skew":0.820634,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":304,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043102,"usec":293230},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051461,"noise_level":-31.162056,"freq_skew":0.618453,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043102,"usec":294730},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293978,"noise_level":-31.006466,"freq_skew":0.610895,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47219,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[253,198,174,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043103,"usec":52845},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459764,"noise_level":-30.888016,"freq_skew":0.693507,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043103,"usec":57179},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.155201,"noise_level":-30.913792,"freq_skew":1.215892,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043103,"usec":810717},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594512,"noise_level":-30.613884,"freq_skew":-3.363899,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043103,"usec":814205},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462912,"noise_level":-31.258841,"freq_skew":2.664654,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043103,"usec":814602},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932040,"noise_level":-31.227148,"freq_skew":-0.131748,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"9","ack":"R","flight":"TP05AS","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043104,"usec":579212},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.988973,"noise_level":-30.795176,"freq_skew":-1.953426,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8442,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[156,245,120,113]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":42}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043104,"usec":581615},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554824,"noise_level":-30.825502,"freq_skew":-3.499712,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":254,"pdu_id":369,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043105,"usec":347091},"freq":136975000,"burst_len_octets":129,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713496,"noise_level":-30.185169,"freq_skew":1.533191,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"E90868","msg_num":"M67","msg_num_seq":"A","msg_text":"E90868/26/193140/N42.315/W002.214/43034/N/MSLP/LEBL/2015/495.906/0121/174.1/239/022/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043105,"usec":347539},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.008522,"noise_level":-30.157156,"freq_skew":0.723505,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043105,"usec":351621},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.455560,"noise_level":-29.936241,"freq_skew":1.432393,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDH"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-5.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043105,"usec":354114},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486104,"noise_level":-29.774166,"freq_skew":-3.419551,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043105,"usec":354279},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.570200,"noise_level":-29.747446,"freq_skew":-1.945271,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":98703},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.022472,"noise_level":-29.667774,"freq_skew":0.596923,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":99432},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240177,"noise_level":-29.615059,"freq_skew":0.813008,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"_d","blk_id":"X","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":99864},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380108,"noise_level":-29.588823,"freq_skew":0.700858,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":102112},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382842,"noise_level":-29.381735,"freq_skew":1.237681,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"HN05ED","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":102112},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.382842,"noise_level":-29.381735,"freq_skew":1.237681,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,72,83,84,0,80,61,114,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":102717},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.086079,"noise_level":-29.356194,"freq_skew":0.590416,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":103863},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.011256,"noise_level":-29.280014,"freq_skew":0.690077,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":104731},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062640,"noise_level":-29.280014,"freq_skew":-2.124246,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":443,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8442,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[231,134,69,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":105529},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878221,"noise_level":-29.204498,"freq_skew":0.971975,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":865330},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789129,"noise_level":-29.030804,"freq_skew":-1.067252,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":101,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28498,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[152,202,147,94]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":865846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249534,"noise_level":-28.981810,"freq_skew":1.576859,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":866334},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749941,"noise_level":-28.957415,"freq_skew":-3.645734,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":867215},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.114343,"noise_level":-29.750221,"freq_skew":-0.125079,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"9","ack":"R","flight":"TP05AS","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":867953},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628954,"noise_level":-29.697006,"freq_skew":-0.955995,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8515,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[129,168,93,177]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":45}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":869663},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318885,"noise_level":-29.565382,"freq_skew":0.676267,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":8356,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043106,"usec":872080},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.201003,"noise_level":-29.513285,"freq_skew":0.679496,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043107,"usec":633465},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449811,"noise_level":-29.358845,"freq_skew":1.238492,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043107,"usec":633615},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868576,"noise_level":-30.258675,"freq_skew":-1.075794,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":103,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":52,"dst_ref":28498,"variable_part_params":[{"name":"atn_checksum","value":[228,49,108,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043107,"usec":634232},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166045,"noise_level":-30.202265,"freq_skew":0.642450,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043107,"usec":634530},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.075560,"noise_level":-30.202265,"freq_skew":-1.224998,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043107,"usec":635554},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735634,"noise_level":-30.488348,"freq_skew":-1.075868,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":104,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[190,11,2,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043107,"usec":637206},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498034,"noise_level":-30.344269,"freq_skew":2.553003,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043107,"usec":639361},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812326,"noise_level":-30.630634,"freq_skew":-3.399026,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043108,"usec":385746},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.058698,"noise_level":-31.159622,"freq_skew":-0.033071,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"0","ack":"S","flight":"TP05AS","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043108,"usec":386170},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478623,"noise_level":-31.097067,"freq_skew":0.737269,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47226,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043108,"usec":390411},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.196803,"noise_level":-30.701086,"freq_skew":-1.212142,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043108,"usec":392391},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979901,"noise_level":-31.258648,"freq_skew":2.512701,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043108,"usec":393322},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618677,"noise_level":-31.195377,"freq_skew":-3.440154,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043109,"usec":153364},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.534909,"noise_level":-30.794992,"freq_skew":-1.098795,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":105,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[20,215,52,52]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8515,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[209,219,183,190]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043109,"usec":157465},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667863,"noise_level":-30.557472,"freq_skew":0.701223,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043109,"usec":918837},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.356584,"noise_level":-29.854507,"freq_skew":0.681610,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":8459,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043110,"usec":674175},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.052224,"noise_level":-29.562359,"freq_skew":-0.994841,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043110,"usec":675141},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499221,"noise_level":-29.458511,"freq_skew":1.127985,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5644,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043110,"usec":675376},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427552,"noise_level":-29.458511,"freq_skew":1.772656,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.100000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043110,"usec":675677},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518678,"noise_level":-30.209227,"freq_skew":-0.320371,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":387,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043110,"usec":682687},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527555,"noise_level":-29.770317,"freq_skew":1.863941,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FRRYR2","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043111,"usec":436412},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633066,"noise_level":-29.690434,"freq_skew":2.474642,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043111,"usec":439859},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.023795,"noise_level":-29.403664,"freq_skew":0.830323,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"24036562","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043111,"usec":440738},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433640,"noise_level":-29.941429,"freq_skew":1.822309,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221157","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,111,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043111,"usec":443696},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667103,"noise_level":-30.590271,"freq_skew":-0.087575,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"TP05AS","msg_num":"J42","msg_num_seq":"A","msg_text":"/LPPT.TI2/000LPPTAF59C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043112,"usec":202724},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.882935,"noise_level":-30.188145,"freq_skew":2.141021,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":724,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[206,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043112,"usec":205211},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369869,"noise_level":-31.228418,"freq_skew":1.353959,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043112,"usec":957221},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999496,"noise_level":-31.363102,"freq_skew":1.644480,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043112,"usec":957399},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.085223,"noise_level":-31.363102,"freq_skew":0.697101,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[158,89]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043113,"usec":719273},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689145,"noise_level":-30.833309,"freq_skew":0.019726,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"8","ack":"C","flight":"IB07RA","msg_num":"S69","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043113,"usec":725619},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.644703,"noise_level":-30.333981,"freq_skew":1.830795,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043113,"usec":725784},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.342692,"noise_level":-30.333981,"freq_skew":2.471690,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSO","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"FR10QZ","msg_num":"M66","msg_num_seq":"A","msg_text":"193151,M118160,2234, 242,N 40.341 W  7.011"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043113,"usec":727352},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.417253,"noise_level":-30.220549,"freq_skew":-0.065527,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043114,"usec":485072},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521747,"noise_level":-29.861248,"freq_skew":1.681818,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MKO","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"VY02FJ","msg_num":"M31","msg_num_seq":"A","msg_text":"193148,32998,2022, 102,N 42.292 W  2.006, 746"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043114,"usec":485931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252129,"noise_level":-29.780529,"freq_skew":0.733586,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043114,"usec":489066},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611030,"noise_level":-29.568874,"freq_skew":-3.528161,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":69,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[98,207,222,207]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043115,"usec":248090},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.115135,"noise_level":-29.362259,"freq_skew":0.731626,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RSO","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043115,"usec":248704},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915517,"noise_level":-29.336773,"freq_skew":-0.009957,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"_d","blk_id":"9","ack":"D","flight":"IB07RA","msg_num":"S70","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043115,"usec":249468},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620190,"noise_level":-29.346050,"freq_skew":-0.335154,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043115,"usec":258863},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506269,"noise_level":-28.996529,"freq_skew":0.339789,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"IB07RA","msg_num":"F14","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,115/TS193154,261026D895"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043116,"usec":5929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.667127,"noise_level":-28.660530,"freq_skew":2.343804,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043116,"usec":8988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009348,"noise_level":-29.248686,"freq_skew":1.544520,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043116,"usec":771476},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.297303,"noise_level":-28.902985,"freq_skew":2.115981,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043117,"usec":536891},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964943,"noise_level":-28.340595,"freq_skew":0.125230,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"2","ack":"T","flight":"TP05AS","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043117,"usec":538554},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092025,"noise_level":-28.205505,"freq_skew":0.278318,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043117,"usec":539305},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578547,"noise_level":-28.160936,"freq_skew":0.717690,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28452,"credit":5,"rseq":18,"variable_part_params":[{"name":"atn_checksum","value":[183,64,250,241]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28452,"sseq":16,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,251,156,195]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":16,"msg_ref":18,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043117,"usec":540756},"freq":136975000,"burst_len_octets":93,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485603,"noise_level":-29.098633,"freq_skew":0.140271,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"IB07RA","msg_num":"F15","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTEHAM,18R,64,210129,/TS193155,261026443F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043117,"usec":542223},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751710,"noise_level":-29.000153,"freq_skew":0.487338,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":491,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[30,82,229,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043119,"usec":55541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001887,"noise_level":-28.250111,"freq_skew":0.645763,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043119,"usec":55645},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428634,"noise_level":-28.250111,"freq_skew":1.875191,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"FRRYR2","msg_num":"M75","msg_num_seq":"A","msg_text":"193157,M 98088,2019,  92,N 41.270 W  7.145"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043119,"usec":825260},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454699,"noise_level":-28.470919,"freq_skew":0.217821,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043119,"usec":833581},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539415,"noise_level":-28.606531,"freq_skew":1.224074,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043119,"usec":833745},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296428,"noise_level":-28.606531,"freq_skew":1.101207,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":406,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,113,87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043120,"usec":578902},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128309,"noise_level":-28.615982,"freq_skew":0.666091,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47246,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[164,113,214,185]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043120,"usec":581814},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868821,"noise_level":-28.476580,"freq_skew":-1.635223,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[248,229,151,68]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043120,"usec":581905},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771211,"noise_level":-28.476580,"freq_skew":1.196388,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28579,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[243,151,212,54]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":58}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043120,"usec":582257},"freq":136975000,"burst_len_octets":75,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209074,"noise_level":-28.453562,"freq_skew":0.659546,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47248,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":75,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[123,220,239,21]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":134.355000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043120,"usec":583293},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137617,"noise_level":-29.342808,"freq_skew":0.758607,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[247,131,200,65]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"BCN"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043121,"usec":342745},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602503,"noise_level":-29.166357,"freq_skew":2.608385,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"2","ack":"J","flight":"EC81CR","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043121,"usec":343429},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226417,"noise_level":-29.116592,"freq_skew":0.840893,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47251,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[83,147,224,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043121,"usec":343972},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531914,"noise_level":-29.091818,"freq_skew":1.390025,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043121,"usec":344868},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320576,"noise_level":-29.441149,"freq_skew":0.650449,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043121,"usec":347265},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689126,"noise_level":-30.229248,"freq_skew":1.058255,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[120,13,199,193]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28575,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[230,127,120,32]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043122,"usec":101993},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146345,"noise_level":-31.829456,"freq_skew":0.823079,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":69,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[89,91,194,50]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043122,"usec":102710},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203345,"noise_level":-32.312057,"freq_skew":0.646498,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[219,175,36,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043122,"usec":103831},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589103,"noise_level":-32.838341,"freq_skew":0.956173,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043122,"usec":107362},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711726,"noise_level":-32.791218,"freq_skew":0.011594,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"IB07RA","msg_num":"D10","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243864,1,1,TB000000/REP033,00,00,1/POSDMU,193147, 43.580,-  1.693,  5425,360\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043122,"usec":869982},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863320,"noise_level":-32.384258,"freq_skew":0.999140,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043122,"usec":875818},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573303,"noise_level":-31.824406,"freq_skew":0.691384,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":227,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043122,"usec":876600},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457278,"noise_level":-32.577545,"freq_skew":0.969043,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[196,230,167,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043123,"usec":630364},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.633302,"noise_level":-32.537930,"freq_skew":-0.006176,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":56,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[194,59,231,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043123,"usec":630364},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.633302,"noise_level":-32.537930,"freq_skew":-0.006176,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":57,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[209,74,89,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043123,"usec":630898},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945973,"noise_level":-32.501217,"freq_skew":0.042137,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"2","ack":"T","flight":"TP05AS","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043123,"usec":631337},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738704,"noise_level":-32.616928,"freq_skew":0.874430,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043123,"usec":631939},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083316,"noise_level":-32.542995,"freq_skew":0.676470,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[247,131,200,65]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"BCN"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043124,"usec":389482},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405756,"noise_level":-32.253399,"freq_skew":1.895770,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043124,"usec":391236},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755210,"noise_level":-32.077183,"freq_skew":0.470309,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":420,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[235,237,69,162]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[75,138,132,237]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":31,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043124,"usec":393101},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.020950,"noise_level":-32.812687,"freq_skew":0.863378,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043124,"usec":395480},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213014,"noise_level":-32.587803,"freq_skew":0.741555,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[49,239,22,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043125,"usec":149810},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.553101,"noise_level":-32.368591,"freq_skew":1.543271,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28614,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[148,15,11,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043125,"usec":149950},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.231360,"noise_level":-32.368591,"freq_skew":-2.067533,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"TP0835","msg_num":"M67","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043125,"usec":150599},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628057,"noise_level":-32.332588,"freq_skew":1.960047,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[21,253,67,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043125,"usec":156065},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.972205,"noise_level":-32.757805,"freq_skew":0.382907,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043125,"usec":908851},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887480,"noise_level":-33.189247,"freq_skew":0.436516,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":421,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[166,107,95,156]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043125,"usec":909454},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614995,"noise_level":-33.110298,"freq_skew":1.143170,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28575,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[122,211,87,88]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043125,"usec":912102},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.677177,"noise_level":-32.839504,"freq_skew":1.251372,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043125,"usec":916024},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166387,"noise_level":-32.503307,"freq_skew":0.696866,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47259,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[49,124,86,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043126,"usec":672897},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539260,"noise_level":-32.039566,"freq_skew":1.815567,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043126,"usec":676025},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.044119,"noise_level":-32.383896,"freq_skew":1.220460,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043126,"usec":678992},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.003194,"noise_level":-32.852215,"freq_skew":0.885394,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043126,"usec":679329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038311,"noise_level":-33.586033,"freq_skew":-1.231099,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043127,"usec":437005},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162015,"noise_level":-33.462395,"freq_skew":0.569346,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47260,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":75,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[223,159,184,22]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043127,"usec":437803},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080322,"noise_level":-33.340496,"freq_skew":0.869366,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47261,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[158,90,31,35]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":6}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043127,"usec":438660},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893719,"noise_level":-33.220284,"freq_skew":0.273631,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043127,"usec":439828},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257880,"noise_level":-33.101711,"freq_skew":0.675875,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47258,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[134,188,72,158]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":192341},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943809,"noise_level":-32.495300,"freq_skew":1.240349,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":194571},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735243,"noise_level":-32.242748,"freq_skew":0.113804,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":659,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":196091},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696839,"noise_level":-32.101665,"freq_skew":0.635484,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":196739},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691960,"noise_level":-33.118938,"freq_skew":-0.137946,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":632,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":197424},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327945,"noise_level":-33.001732,"freq_skew":1.235564,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":197591},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687201,"noise_level":-33.001732,"freq_skew":0.216903,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":200133},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720692,"noise_level":-32.734253,"freq_skew":0.518225,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[65,186,119,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":960031},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.972602,"noise_level":-32.777145,"freq_skew":0.714155,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":960207},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258279,"noise_level":-32.777145,"freq_skew":0.819827,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":965554},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.019749,"noise_level":-33.153893,"freq_skew":0.716217,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043128,"usec":967136},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.921709,"noise_level":-32.997345,"freq_skew":0.201319,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043129,"usec":727421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720226,"noise_level":-32.726620,"freq_skew":1.698451,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043129,"usec":732305},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.410910,"noise_level":-33.109936,"freq_skew":-2.189030,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043130,"usec":477568},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.498778,"noise_level":-32.915657,"freq_skew":-1.987172,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TJH","mode":"2","label":"_d","blk_id":"3","ack":"W","flight":"TP0835","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043132,"usec":17855},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789032,"noise_level":-30.572512,"freq_skew":1.509310,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":318,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043132,"usec":774180},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632802,"noise_level":-30.651745,"freq_skew":0.607226,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043132,"usec":780420},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705300,"noise_level":-30.534117,"freq_skew":0.983043,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"16","blk_id":"2","ack":"!","flight":"TP04TL","msg_num":"M14","msg_num_seq":"A","msg_text":"193211,32742, 3540,N3921.12 W00652.65"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043132,"usec":781334},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088887,"noise_level":-30.446928,"freq_skew":0.705497,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":9132,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043132,"usec":782499},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383214,"noise_level":-30.360605,"freq_skew":1.142423,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043133,"usec":533681},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477454,"noise_level":-30.983210,"freq_skew":0.872585,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28523,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[82,127,95,249]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043133,"usec":535373},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127615,"noise_level":-30.830761,"freq_skew":0.570433,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043133,"usec":538246},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264540,"noise_level":-31.102514,"freq_skew":0.671246,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043133,"usec":539484},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506282,"noise_level":-31.009460,"freq_skew":0.871471,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"Y","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043134,"usec":298404},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699688,"noise_level":-30.973207,"freq_skew":0.758694,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44759,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[65,62,20,96]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":12}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043134,"usec":299765},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377191,"noise_level":-31.580183,"freq_skew":0.721063,"avlc":{"src":{"addr":"34620D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043135,"usec":62143},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304783,"noise_level":-31.217209,"freq_skew":0.740511,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":73,"dst_ref":28452,"variable_part_params":[{"name":"atn_checksum","value":[14,113,38,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043135,"usec":64683},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.977980,"noise_level":-31.060635,"freq_skew":1.260777,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[45,45]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043135,"usec":68177},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.405830,"noise_level":-31.400261,"freq_skew":0.795949,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043135,"usec":815848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.121665,"noise_level":-31.721334,"freq_skew":0.974443,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043135,"usec":819713},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130954,"noise_level":-31.425058,"freq_skew":0.597655,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":9132,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043136,"usec":586414},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.016543,"noise_level":-30.779951,"freq_skew":1.826378,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":455,"segment_offset":0,"pdu_total_len":89},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043137,"usec":339987},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792841,"noise_level":-31.794308,"freq_skew":-0.004103,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"IB07RA","msg_num":"D11","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243865,1,1,TB000000/REP019,85,01,1/CCEC-NTQ,OCT26,193152,LEMD,EHAM,0007/C0TFC040IB040101/C106,86901,8100,44,0010,0,0100,44,X/CE-263,36000,255,772,6611,327,F22B04/EC598813,01767,00952,73,15,014/EE59A957"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043137,"usec":341628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504018,"noise_level":-31.627079,"freq_skew":1.514462,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043137,"usec":344074},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293568,"noise_level":-31.398239,"freq_skew":0.265726,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043137,"usec":344577},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149255,"noise_level":-31.366034,"freq_skew":0.764036,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043137,"usec":346309},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683319,"noise_level":-31.306734,"freq_skew":0.644486,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5596,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[40,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043137,"usec":348395},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.037198,"noise_level":-31.117256,"freq_skew":1.287578,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":99084},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712371,"noise_level":-30.993196,"freq_skew":0.983148,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"44","blk_id":"3","ack":"!","flight":"TP04TL","msg_num":"M15","msg_num_seq":"A","msg_text":"TOD,193216,32654,2007,400.1, 3540,N3920.89,W00653.24"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":99725},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589884,"noise_level":-30.962458,"freq_skew":0.686789,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":99969},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365674,"noise_level":-31.444036,"freq_skew":0.548187,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":100590},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203600,"noise_level":-32.344460,"freq_skew":0.851450,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[6,9]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":101499},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254905,"noise_level":-32.587208,"freq_skew":0.634650,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62321,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[225,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":101818},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669094,"noise_level":-32.550285,"freq_skew":0.538980,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":837,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[80,163,235,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":103876},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706042,"noise_level":-32.332008,"freq_skew":0.178548,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"IB07RA","msg_num":"D11","msg_num_seq":"B","sublabel":"DF","msg_text":",07602,04115,73/E10825,0999,44,173,007,000,039,0/N10824,1004,44,175,014,000,037,0/S11638,4760,009,013,199,31,36023,2/T11703,4806,008,011,192,32,36021,2/V1-265,-528,06896,00000,203,208,205,0/X10481,00000,081"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":104737},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.858169,"noise_level":-32.332008,"freq_skew":0.732603,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":860207},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146060,"noise_level":-32.119080,"freq_skew":1.999175,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":455,"segment_offset":0,"pdu_total_len":89},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":861807},"freq":136975000,"burst_len_octets":257,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167903,"noise_level":-31.945543,"freq_skew":0.823948,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TTX","mode":"2","label":"22","blk_id":"C","ack":"3","msg_text":"02N|`$q;rr$*ve$kr*;\r\neNm)0&qEee`&-9;qe$evEvkE$N|`$,&,&-0\r\n$$$$\r\n($($($(\r\n$$$$\r\nq|:kr$q\r\n$$$$\r\nr;$q$qv|EE$N|`$/keh$q;rr$*veE\r\n$$$$\r\n($($($(\r\n$$$$\r\nq|:kr$/\r\n$$$$\r\nr;$/$qv|EE$N|`$/keh$q;rr$*veE\r\n$$$$\r\n($($($(\r\n$$$$\r\nq|:kr$p"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":863526},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907353,"noise_level":-31.846458,"freq_skew":0.650856,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":866085},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.777152,"noise_level":-32.166222,"freq_skew":0.718600,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2758,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[116,119]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":866263},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712801,"noise_level":-32.452026,"freq_skew":0.823475,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043138,"usec":866743},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685882,"noise_level":-32.415672,"freq_skew":0.698911,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[165,112,30,104]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44759,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[193,252,231,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043139,"usec":632552},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.978267,"noise_level":-31.985119,"freq_skew":0.701725,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043139,"usec":633629},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618632,"noise_level":-31.985119,"freq_skew":1.227080,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":287,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":10,"variable_part_params":[{"name":"checksum","value":[246,197]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043139,"usec":636037},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679741,"noise_level":-32.131420,"freq_skew":-2.246312,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":267,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043139,"usec":636746},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758119,"noise_level":-32.755188,"freq_skew":0.933215,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"4","ack":"C","flight":"TP04TL","msg_num":"M16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043140,"usec":387075},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848764,"noise_level":-32.717548,"freq_skew":1.184091,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":288,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[45,45]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":12}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043140,"usec":389236},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533539,"noise_level":-32.495079,"freq_skew":0.029161,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"IB07RA","msg_num":"D11","msg_num_seq":"C","sublabel":"DF","msg_text":",016,039,023,009,2/E60814,0996,44,172,007,000,039,0/N00813,1000,44,178,013,000,037,0/2E0813,0995,44,171,007,000,040,0/2N0813,1000,44,179,013,000,037,0/2S1586,4692,010,014,201,30,36000,2/2T1653,4738,010,013,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043140,"usec":391394},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729149,"noise_level":-32.278168,"freq_skew":2.005577,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[23,88,79,93]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28583,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[232,137,72,242]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043140,"usec":391697},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.104109,"noise_level":-32.524536,"freq_skew":0.774248,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043140,"usec":393630},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706547,"noise_level":-32.306896,"freq_skew":0.624044,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":38.799999,"lon":-4.700000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043140,"usec":393795},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418526,"noise_level":-32.306896,"freq_skew":0.462528,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":146563},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709196,"noise_level":-33.146114,"freq_skew":0.215380,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":451,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":146902},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329468,"noise_level":-33.106747,"freq_skew":0.674739,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":147033},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281161,"noise_level":-33.106747,"freq_skew":0.664817,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TTX","mode":"2","label":"22","blk_id":"D","ack":"!","msg_text":"\r\n$$$$\r\ntEe$*ve$$$$t|eX$$Eet$$Xet$$O|eX\r\n$$$$\r\nqtO$|*3,-Q$-];qe$3--Q$$$$$$39$\r\ntEE$eN3mA0$-9;qe$-,mQ$-3mQ$m-|\r\n*rq$eN0Am0$-9;qe$-,0,$$$$$$3)$\r\nO14$eN,A]$$-9;qe$-0-Q$$$$$$m0$\r\n;N;$eN3)09$-9;qe$-3,,$$$$$$3A$\r\nNtv$eN3A9Q$-9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":148879},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.053997,"noise_level":-33.619686,"freq_skew":0.762491,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":152553},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731641,"noise_level":-33.173027,"freq_skew":0.570449,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"VY03LR","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":152553},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.731641,"noise_level":-33.173027,"freq_skew":0.570449,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15043222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,70,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":915746},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.024906,"noise_level":-32.900299,"freq_skew":2.023972,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":916310},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.042257,"noise_level":-32.823929,"freq_skew":0.746718,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15043222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":920081},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232813,"noise_level":-32.524975,"freq_skew":0.541438,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":920935},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559101,"noise_level":-33.401600,"freq_skew":1.440805,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":42.799999,"lon":-4.000000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":922984},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693324,"noise_level":-33.218170,"freq_skew":-0.443940,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043141,"usec":923844},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220399,"noise_level":-33.138962,"freq_skew":0.820064,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043142,"usec":674856},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880362,"noise_level":-33.802601,"freq_skew":0.353342,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043142,"usec":675568},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553009,"noise_level":-33.717903,"freq_skew":0.638081,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":838,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[165,112,30,104]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44759,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[193,252,231,149]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043142,"usec":679223},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182495,"noise_level":-33.306393,"freq_skew":0.801781,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043142,"usec":681652},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.920596,"noise_level":-33.168327,"freq_skew":-1.087252,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":107,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8515,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[209,120,20,98]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":21}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043143,"usec":436007},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531529,"noise_level":-33.454887,"freq_skew":0.950576,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043143,"usec":436862},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578597,"noise_level":-34.184757,"freq_skew":0.157478,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":452,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043143,"usec":438377},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845085,"noise_level":-34.008678,"freq_skew":0.499638,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":196606},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906845,"noise_level":-33.178162,"freq_skew":1.191709,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":197850},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902551,"noise_level":-33.929909,"freq_skew":-0.985140,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":197968},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093741,"noise_level":-33.886833,"freq_skew":0.883574,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":198144},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743405,"noise_level":-33.886833,"freq_skew":0.349325,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":202298},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620857,"noise_level":-33.508472,"freq_skew":0.895207,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-6.900000},"alt":32000}},{"name":"alternate_ground_stations","value":["1192CA","119C1A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":203621},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.285255,"noise_level":-33.467434,"freq_skew":0.656649,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".CS-TTX","mode":"2","label":"22","blk_id":"D","ack":"!","msg_text":"\r\n$$$$\r\ntEe$*ve$$$$t|eX$$Eet$$Xet$$O|eX\r\n$$$$\r\nqtO$|*3,-Q$-];qe$3--Q$$$$$$39$\r\ntEE$eN3mA0$-9;qe$-,mQ$-3mQ$m-|\r\n*rq$eN0Am0$-9;qe$-,0,$$$$$$3)$\r\nO14$eN,A]$$-9;qe$-0-Q$$$$$$m0$\r\n;N;$eN3)09$-9;qe$-3,,$$$$$$3A$\r\nNtv$eN3A9Q$-9"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":959732},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.023545,"noise_level":-33.385929,"freq_skew":-2.115489,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":960478},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729885,"noise_level":-33.305183,"freq_skew":-0.997538,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":108,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[220,68,97,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":962949},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787588,"noise_level":-33.064762,"freq_skew":1.184403,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":963325},"freq":136975000,"burst_len_octets":137,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647606,"noise_level":-33.025764,"freq_skew":0.016498,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"IB07RA","msg_num":"D11","msg_num_seq":"D","sublabel":"DF","msg_text":"A320,243865,1,1,TB000000/REP019,85,01,1/CCEC-NTQ,OCT26,193152,LEMD,EHAM,0007/C0TFC040IB040101/C106,86901,8100,44,0010,0,0100,44,X/CE-263,36000,255,772,6611,327,F22B04/EC598813,01767,00952,73,15,014/EE59A957,07602,04115,73/E10825,0999,44,173,007,000,039,0/N10824,1004,44,175,014,000,037,0/S11638,4760,009,013,199,31,36023,2/T11703,4806,008,011,192,32,36021,2/V1-265,-528,06896,00000,203,208,205,0/X10481,00000,081,016,039,023,009,2/E60814,0996,44,172,007,000,039,0/N00813,1000,44,178,013,000,037,0/2E0813,0995,44,171,007,000,040,0/2N0813,1000,44,179,013,000,037,0/2S1586,4692,010,014,201,30,36000,2/2T1653,4738,010,013,192,31,35997,2/2V-263,-528,06896,00000,203,208,205,0/2X0481,00000,081,017,039,023,009,2/:"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043144,"usec":967382},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396983,"noise_level":-32.833344,"freq_skew":1.859052,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28583,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[199,165,65,253]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":23}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043145,"usec":724343},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.073177,"noise_level":-32.479679,"freq_skew":1.026570,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":254,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043145,"usec":729233},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730701,"noise_level":-31.982584,"freq_skew":0.776416,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"5","ack":"D","flight":"TP04TL","msg_num":"M17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":487302},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586253,"noise_level":-31.811729,"freq_skew":1.145168,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":289,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":11,"variable_part_params":[{"name":"checksum","value":[242,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":487302},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.586253,"noise_level":-31.811729,"freq_skew":1.145168,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":290,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":488868},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156237,"noise_level":-31.881582,"freq_skew":0.824626,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":490818},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000668,"noise_level":-31.679291,"freq_skew":1.926595,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2828,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28660,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[97,11]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":491239},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376564,"noise_level":-31.646030,"freq_skew":0.594545,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":42.900002,"lon":-2.300000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":491239},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.376564,"noise_level":-31.646030,"freq_skew":0.594545,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":491348},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088101,"noise_level":-31.612894,"freq_skew":0.610960,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":491917},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.071918,"noise_level":-31.579885,"freq_skew":1.239953,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":493330},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703244,"noise_level":-32.312550,"freq_skew":0.492289,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043146,"usec":494191},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.089465,"noise_level":-32.241154,"freq_skew":0.790889,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"22","blk_id":"E","ack":"!","msg_text":"02N|`$q;rr$*ve$kr*;\r\neNm)0&qEee`&-9;qe$evEvkE$N|`$,&,&-0\r\n$$$$\r\n($($($(\r\n$$$$\r\nq|:kr$q\r\n$$$$\r\nr;$q$qv|EE$N|`$/keh$q;rr$*veE\r\n$$$$\r\n($($($(\r\n$$$$\r\nq|:kr$/\r\n$$$$\r\nr;$/$qv|EE$N|`$/keh$q;rr$*veE\r\n$$$$\r\n($($($(\r\n$$$$\r\nq|:kr$p\r\n$$$$\r\ntEe$*ve$$$$t|eX$$Eet$$Xet$$O|eX\r\n$$$$\r\nqtO$|*3,-Q$-];qe$3--Q$$$$$$39$\r\ntEE$eN3mA0$-9;qe$-,mQ$-3mQ$m-|\r\n*rq$eN0Am0$-9;qe$-,0,$$$$$$3)$\r\nO14$eN,A]$$-9;qe$-0-Q$$$$$$m0$\r\n;N;$eN3)09$-9;qe$-3,,$$$$$$3A$\r\nNtv$eN3A9Q$-9;qe$--3,$$$$$$-Q$\r\nEkt$eN3Qm)$-9;qe$-,QQ$$$$$$m]$\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043147,"usec":247638},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924272,"noise_level":-32.065186,"freq_skew":0.214455,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043147,"usec":249214},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599162,"noise_level":-31.892710,"freq_skew":1.163366,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":291,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":9,"dst_ref":8490,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[242,36]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043147,"usec":250162},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935651,"noise_level":-31.790846,"freq_skew":2.095069,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043147,"usec":250667},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.368702,"noise_level":-31.757154,"freq_skew":-2.092885,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043147,"usec":253255},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.123184,"noise_level":-32.312901,"freq_skew":1.817914,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[138,247,74,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":2280},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588303,"noise_level":-32.030754,"freq_skew":-0.316750,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFSB"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-2.800000},"alt":28000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":9376},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723092,"noise_level":-31.330976,"freq_skew":-0.171546,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JXL","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"EC35KQ","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":9376},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.723092,"noise_level":-31.330976,"freq_skew":-0.171546,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22615045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,75,26,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":9790},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819373,"noise_level":-32.409428,"freq_skew":1.047912,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":773449},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507515,"noise_level":-32.148670,"freq_skew":0.269733,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[199,43,184,115]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28369,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[145,129,113,161]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":773756},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033984,"noise_level":-32.113567,"freq_skew":1.053828,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":292,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[102,185]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":774144},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.620091,"noise_level":-32.078602,"freq_skew":1.514302,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEST"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-0.800000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":774144},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.620091,"noise_level":-32.078602,"freq_skew":1.514302,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"VY43XR","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043148,"usec":777245},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973947,"noise_level":-31.837719,"freq_skew":1.120461,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043149,"usec":529623},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.604002,"noise_level":-31.636433,"freq_skew":0.616577,"avlc":{"src":{"addr":"4D2270","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043149,"usec":530522},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656475,"noise_level":-31.537516,"freq_skew":-0.125718,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043149,"usec":531342},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195944,"noise_level":-32.477947,"freq_skew":1.613163,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEST"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-0.800000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043149,"usec":537405},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136029,"noise_level":-31.980951,"freq_skew":0.801186,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"22","blk_id":"E","ack":"!","msg_text":";qe$--3,$$$$$$-Q$\r\nEkt$eN3Qm)$-9;qe$-,QQ$$$$$$m]$\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043149,"usec":537966},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.038676,"noise_level":-31.912214,"freq_skew":0.396394,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":423,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043150,"usec":296434},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.483340,"noise_level":-31.810123,"freq_skew":1.255914,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":42.799999,"lon":-4.000000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043150,"usec":297154},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635170,"noise_level":-31.742723,"freq_skew":3.421874,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[146,81,124,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043150,"usec":298237},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244459,"noise_level":-31.642593,"freq_skew":0.796046,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043150,"usec":303009},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.050755,"noise_level":-32.319717,"freq_skew":0.695716,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043150,"usec":304739},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128568,"noise_level":-32.248260,"freq_skew":0.694903,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043150,"usec":306378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.017916,"noise_level":-32.177387,"freq_skew":-2.152132,"avlc":{"src":{"addr":"495148","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":51789},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763518,"noise_level":-31.933788,"freq_skew":-0.083316,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":53315},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.428377,"noise_level":-31.911753,"freq_skew":2.558962,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":315,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":53411},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533074,"noise_level":-31.911753,"freq_skew":1.232739,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[233,156,205,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":53625},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772761,"noise_level":-31.877590,"freq_skew":0.585656,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":54502},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961844,"noise_level":-31.809666,"freq_skew":1.002697,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":55808},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358136,"noise_level":-31.675392,"freq_skew":0.736329,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2816,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":818481},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009829,"noise_level":-31.316490,"freq_skew":3.581833,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":819729},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777765,"noise_level":-31.221130,"freq_skew":0.248805,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":821525},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.387588,"noise_level":-31.033489,"freq_skew":2.809272,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":581,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[122,110,189,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":822968},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380468,"noise_level":-30.910614,"freq_skew":2.456967,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043151,"usec":823581},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.580714,"noise_level":-31.535225,"freq_skew":0.247656,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043152,"usec":577116},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.299564,"noise_level":-31.276886,"freq_skew":1.379264,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"VY43XR","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043152,"usec":577116},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":1,"sig_level":-5.299564,"noise_level":-31.276886,"freq_skew":1.379264,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022324","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,36,212,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043152,"usec":577356},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277972,"noise_level":-31.245127,"freq_skew":0.728802,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":9661,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043152,"usec":577753},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496604,"noise_level":-31.213484,"freq_skew":1.418600,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043152,"usec":581861},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.045526,"noise_level":-30.782175,"freq_skew":0.820966,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"22","blk_id":"E","ack":"!","msg_text":";qe$--3,$$$$$$-Q$\r\nEkt$eN3Qm)$-9;qe$-,QQ$$$$$$m]$\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043152,"usec":583376},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.208628,"noise_level":-31.214254,"freq_skew":0.621209,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":9665,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043152,"usec":584565},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538094,"noise_level":-31.088812,"freq_skew":-0.207900,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"44","blk_id":"3","ack":"!","flight":"TP05AS","msg_num":"M74","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043152,"usec":584671},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442533,"noise_level":-31.088812,"freq_skew":0.376530,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043153,"usec":339726},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.838522,"noise_level":-30.873554,"freq_skew":0.706594,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":60,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[28,186,232,101]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LECB"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043153,"usec":340599},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.346465,"noise_level":-30.782907,"freq_skew":1.267939,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDH","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"VY43XR","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043153,"usec":342409},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724295,"noise_level":-30.633904,"freq_skew":0.177319,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":424,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[150,135,169,247]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[48,139,224,95]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":31}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043153,"usec":344830},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358078,"noise_level":-30.930458,"freq_skew":2.593248,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043153,"usec":345373},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.022282,"noise_level":-30.899937,"freq_skew":0.798479,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[82,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":104381},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683740,"noise_level":-31.284286,"freq_skew":2.888081,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":40.000000,"lon":-2.200000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":104673},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.441497,"noise_level":-31.284286,"freq_skew":0.594156,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[219,137,122,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":105964},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583212,"noise_level":-31.157835,"freq_skew":-3.191203,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":28,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":106151},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511117,"noise_level":-31.951475,"freq_skew":-1.115297,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":106151},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.511117,"noise_level":-31.951475,"freq_skew":-1.115297,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"LH02NZ","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":106810},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429651,"noise_level":-31.882973,"freq_skew":-1.230043,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":107052},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.416166,"noise_level":-31.882973,"freq_skew":0.619239,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":42.900002,"lon":-2.300000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":111256},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.234159,"noise_level":-32.208096,"freq_skew":-0.051009,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"_d","blk_id":"4","ack":"U","flight":"TP05AS","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":111753},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.906625,"noise_level":-32.167732,"freq_skew":1.500661,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":111819},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.217717,"noise_level":-32.167732,"freq_skew":0.683077,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":52045,"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":63991,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[74,244,76,222]},{"name":"checksum","value":[194,210]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25248130,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":113520},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195894,"noise_level":-32.132545,"freq_skew":-3.301473,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":29,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28631,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[224,121,120,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":113805},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904053,"noise_level":-32.911430,"freq_skew":1.027405,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":1}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.299999,"lon":-6.900000},"alt":32000}},{"name":"alternate_ground_stations","value":["1192CA","119C1A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":113978},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543605,"noise_level":-32.873112,"freq_skew":3.039320,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZBO","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"U272BT","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":113978},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.543605,"noise_level":-32.873112,"freq_skew":3.039320,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20007740","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,15,224,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":864695},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785998,"noise_level":-32.873112,"freq_skew":0.197510,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":866162},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761961,"noise_level":-32.721500,"freq_skew":0.684197,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28588,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[84,173,118,22]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28588,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,127,54,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":32}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":867069},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584628,"noise_level":-32.609501,"freq_skew":0.870109,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":868428},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436304,"noise_level":-32.498932,"freq_skew":0.657551,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[219,137,122,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":868554},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113888,"noise_level":-33.228203,"freq_skew":0.759062,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":868554},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.113888,"noise_level":-33.228203,"freq_skew":0.759062,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,70,199,39]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043154,"usec":870189},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904439,"noise_level":-33.031296,"freq_skew":1.165186,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043155,"usec":624769},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131964,"noise_level":-33.500362,"freq_skew":0.857077,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":9734,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043155,"usec":624867},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621088,"noise_level":-33.500362,"freq_skew":0.464517,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":61,"dst_ref":63991,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[195,115,119,249]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043155,"usec":625213},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.062425,"noise_level":-33.459362,"freq_skew":0.918952,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043155,"usec":627312},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783369,"noise_level":-33.177639,"freq_skew":-0.101435,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[71,240,244,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043155,"usec":627941},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.104763,"noise_level":-33.098801,"freq_skew":0.746044,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"22","blk_id":"E","ack":"!","msg_text":";qe$--3,$$$$$$-Q$\r\nEkt$eN3Qm)$-9;qe$-,QQ$$$$$$m]$\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043155,"usec":628167},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804857,"noise_level":-33.098801,"freq_skew":3.102579,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043155,"usec":631189},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.481358,"noise_level":-33.639275,"freq_skew":-3.222666,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043156,"usec":383988},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968314,"noise_level":-33.473812,"freq_skew":1.015254,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP04TL","msg_num":"M19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043156,"usec":384590},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958453,"noise_level":-33.392250,"freq_skew":-2.297320,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043156,"usec":386083},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595413,"noise_level":-33.191628,"freq_skew":0.930481,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251230","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,152,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043156,"usec":390994},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.209312,"noise_level":-32.579124,"freq_skew":3.245452,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":153301},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.866655,"noise_level":-32.252670,"freq_skew":0.804482,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"6","ack":"E","flight":"TP04TL","msg_num":"M18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":153455},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713134,"noise_level":-32.535606,"freq_skew":-1.208209,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"LH02NZ","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":153704},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.081877,"noise_level":-32.535606,"freq_skew":0.794253,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[82,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":154891},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.268330,"noise_level":-32.389725,"freq_skew":-2.264668,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":156052},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004738,"noise_level":-32.353634,"freq_skew":-1.040928,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":157363},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.520830,"noise_level":-32.997440,"freq_skew":2.151020,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":157470},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699492,"noise_level":-32.997440,"freq_skew":2.472514,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[132,154,41,97]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8440,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[177,84,37,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":917855},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136121,"noise_level":-32.580933,"freq_skew":0.680402,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495298","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TTX","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043157,"usec":921529},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556313,"noise_level":-32.183487,"freq_skew":0.906178,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":293,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28567,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[201,15]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":35}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043158,"usec":673903},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.089084,"noise_level":-31.769693,"freq_skew":0.799708,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043158,"usec":674797},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632288,"noise_level":-31.669254,"freq_skew":0.375926,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":425,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":61,"dst_ref":63991,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[195,115,119,249]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043158,"usec":675667},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956879,"noise_level":-32.280106,"freq_skew":0.547445,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043158,"usec":676293},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628119,"noise_level":-32.208973,"freq_skew":1.218214,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":42.799999,"lon":-4.000000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043158,"usec":676999},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609545,"noise_level":-32.315952,"freq_skew":0.656304,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":246,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043158,"usec":676999},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.609545,"noise_level":-32.315952,"freq_skew":0.656304,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043158,"usec":678473},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.066959,"noise_level":-32.209034,"freq_skew":0.752257,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":52050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":61,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[228,40,99,156]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043158,"usec":679700},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.268868,"noise_level":-32.138477,"freq_skew":0.643952,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043159,"usec":436746},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771686,"noise_level":-32.824966,"freq_skew":-0.215630,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":696,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[71,240,244,113]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043159,"usec":436934},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995222,"noise_level":-32.787025,"freq_skew":1.374653,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"U22069","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043159,"usec":438206},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529299,"noise_level":-32.636894,"freq_skew":1.328963,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,95,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043159,"usec":439559},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.090539,"noise_level":-32.489315,"freq_skew":0.724413,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043159,"usec":440949},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.086938,"noise_level":-32.609173,"freq_skew":0.339184,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043159,"usec":442778},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.201037,"noise_level":-32.389431,"freq_skew":0.799125,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043160,"usec":202558},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530735,"noise_level":-32.104828,"freq_skew":0.816102,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"_d","blk_id":"X","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043160,"usec":205380},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767679,"noise_level":-31.795416,"freq_skew":1.207686,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043160,"usec":209783},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526169,"noise_level":-32.062401,"freq_skew":-1.194714,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"LH02NZ","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043160,"usec":211867},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907151,"noise_level":-32.078476,"freq_skew":-1.013628,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043160,"usec":958559},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740397,"noise_level":-32.008968,"freq_skew":2.756017,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":582,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[132,154,41,97]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8440,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[177,84,37,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043160,"usec":962790},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644532,"noise_level":-31.537397,"freq_skew":-0.030881,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":468,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043160,"usec":962865},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686720,"noise_level":-31.537397,"freq_skew":-0.365238,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":68,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043161,"usec":719308},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412691,"noise_level":-31.121311,"freq_skew":0.281546,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28369,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[194,115,237,42]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043161,"usec":727537},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127175,"noise_level":-30.546936,"freq_skew":0.061288,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043161,"usec":728368},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408557,"noise_level":-30.714970,"freq_skew":2.549922,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":583,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8440,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[244,144,122,41]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":40}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043162,"usec":485310},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330550,"noise_level":-30.685198,"freq_skew":0.746591,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[246,19,87,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043162,"usec":486809},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481971,"noise_level":-31.135340,"freq_skew":0.750231,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":42.900002,"lon":-2.300000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043162,"usec":489917},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821259,"noise_level":-30.858088,"freq_skew":0.573100,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LSN","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"EC93ZB","msg_num":"S07","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043162,"usec":490252},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462077,"noise_level":-30.827820,"freq_skew":-1.556438,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":333,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[198,44,35,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043162,"usec":496663},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226276,"noise_level":-30.797661,"freq_skew":0.836242,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40330,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[65,122]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043162,"usec":496961},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607988,"noise_level":-30.797661,"freq_skew":0.596274,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006276","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,190,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043162,"usec":498435},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480322,"noise_level":-30.972345,"freq_skew":1.676610,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":241053},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671545,"noise_level":-31.087034,"freq_skew":1.346136,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":151,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[67,70,153,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":241218},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.259000,"noise_level":-31.087034,"freq_skew":0.241372,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":242281},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.131341,"noise_level":-30.963402,"freq_skew":1.154049,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":294,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[238,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":243473},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595221,"noise_level":-30.841503,"freq_skew":0.802727,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":243658},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006103,"noise_level":-30.841503,"freq_skew":2.636701,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":244528},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793411,"noise_level":-30.943174,"freq_skew":0.390441,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":493,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28588,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[5,217,151,254]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":245181},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493970,"noise_level":-30.882153,"freq_skew":0.683308,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[96,84]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":245714},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401664,"noise_level":-30.851803,"freq_skew":0.709014,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47334,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[102,111,11,7]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043163,"usec":247697},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569705,"noise_level":-30.701620,"freq_skew":0.512912,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":494,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63971,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[200,57,239,212]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":41}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":6353},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786390,"noise_level":-31.457205,"freq_skew":2.697427,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":584,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[247,58,36,81]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":7687},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486028,"noise_level":-31.595972,"freq_skew":0.626924,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":495,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":64,"dst_ref":28588,"variable_part_params":[{"name":"atn_checksum","value":[77,217,152,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":7780},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332011,"noise_level":-31.595972,"freq_skew":0.789925,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":8861},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462959,"noise_level":-31.752972,"freq_skew":0.791895,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":8974},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.632751,"noise_level":-31.752972,"freq_skew":0.307000,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":10605},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793473,"noise_level":-31.586531,"freq_skew":1.344997,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":12002},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761691,"noise_level":-31.455633,"freq_skew":-0.515243,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":68,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":12441},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772482,"noise_level":-31.455633,"freq_skew":-1.184074,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"LH02NZ","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":766206},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724000,"noise_level":-31.534664,"freq_skew":0.308355,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[29,247,234,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":766453},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595660,"noise_level":-31.534664,"freq_skew":-1.117065,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":768173},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696662,"noise_level":-32.178185,"freq_skew":1.589920,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":86,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":768732},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687557,"noise_level":-32.107880,"freq_skew":0.589355,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":768732},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.687557,"noise_level":-32.107880,"freq_skew":0.589355,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":496,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[15,251,49,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":768853},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557863,"noise_level":-32.107880,"freq_skew":-1.094036,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":769405},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924294,"noise_level":-32.038136,"freq_skew":1.997352,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2829,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[88,232]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043164,"usec":769621},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610870,"noise_level":-32.038136,"freq_skew":0.842530,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043166,"usec":304145},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099257,"noise_level":-30.086670,"freq_skew":2.369237,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[77,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043167,"usec":52660},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824881,"noise_level":-30.524958,"freq_skew":0.941433,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8444,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[221,75,19,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043167,"usec":55068},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.723075,"noise_level":-30.294611,"freq_skew":2.774841,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":584,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[247,58,36,81]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043167,"usec":58991},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249446,"noise_level":-29.932859,"freq_skew":0.599501,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043167,"usec":822588},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.079505,"noise_level":-30.292624,"freq_skew":0.593399,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043167,"usec":825288},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196259,"noise_level":-30.722094,"freq_skew":2.064085,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-4.500000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043167,"usec":825611},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619750,"noise_level":-31.153526,"freq_skew":-0.188134,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"TP067U","msg_num":"J25","msg_num_seq":"A","msg_text":"/LPPT.TI2/000LPPTAF59C"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043167,"usec":826212},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137270,"noise_level":-31.091015,"freq_skew":1.965402,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"VY3158","msg_num":"S74","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043167,"usec":826212},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.137270,"noise_level":-31.091015,"freq_skew":1.965402,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043168,"usec":577313},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388451,"noise_level":-30.695305,"freq_skew":1.254647,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043168,"usec":578078},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936052,"noise_level":-30.635994,"freq_skew":1.685187,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043168,"usec":583911},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480669,"noise_level":-30.288399,"freq_skew":-1.138967,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"LH02NZ","msg_num":"S90","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043168,"usec":584946},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801664,"noise_level":-30.203629,"freq_skew":-1.233245,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043169,"usec":342405},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661674,"noise_level":-30.036535,"freq_skew":-1.169492,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043169,"usec":344376},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.053544,"noise_level":-31.205311,"freq_skew":-1.184690,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"DISC","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043169,"usec":344417},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426982,"noise_level":-31.205311,"freq_skew":1.807596,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043169,"usec":346777},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.370846,"noise_level":-31.670467,"freq_skew":-0.120062,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043169,"usec":347330},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306461,"noise_level":-32.292187,"freq_skew":-1.256167,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_LE","type_descr":"Link Establishment","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":0},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"modulation_support","value":["VDL-M2, D8PSK, 31500 bps"]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":43.299999,"lon":-1.800000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043170,"usec":106720},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887385,"noise_level":-32.045395,"freq_skew":1.116336,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nLTM1LOWEI-HGP   13698REGSSLPFRER2610193101\r\n 494198060A10760A115BCG3A-L200-0002\r\n-3000 370120017417266 340 342 319 321\r\n-2500 370120017417266 340 343 321 320\r\n-2000 370110017417366 340 343 320 321\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043170,"usec":107383},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683497,"noise_level":-32.010704,"freq_skew":-1.057738,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"LH02NZ","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043170,"usec":108188},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531823,"noise_level":-32.250652,"freq_skew":-1.002814,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043170,"usec":863041},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727616,"noise_level":-31.468357,"freq_skew":-0.944026,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043170,"usec":864445},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394470,"noise_level":-31.307230,"freq_skew":2.210568,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3381,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[77,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043170,"usec":867278},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599174,"noise_level":-31.149040,"freq_skew":0.591380,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043170,"usec":867526},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222675,"noise_level":-31.149040,"freq_skew":0.690866,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47344,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[120,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043171,"usec":628987},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185322,"noise_level":-31.714184,"freq_skew":2.217990,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":43.799999,"lon":-1.000000},"alt":37000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043171,"usec":629753},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725093,"noise_level":-31.614380,"freq_skew":0.997363,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"B","sublabel":"DF","msg_text":"500 370110017417366 339 344 320 320\r\n-1000 370120017417266 340 345 321 322\r\n-0500 370100017417266 339 344 319 321\r\n 0100 370120017417266 339 343 320 321\r\n+0500 370090017417266 339 345 320 321\r\n+1000 3700900"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043171,"usec":630548},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394653,"noise_level":-31.548477,"freq_skew":-1.019324,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":785,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":1,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,69,87,71,0,77,36,22],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043171,"usec":633522},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.331842,"noise_level":-31.257942,"freq_skew":-1.140750,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043171,"usec":635177},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713056,"noise_level":-31.163218,"freq_skew":1.115052,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043171,"usec":635397},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810340,"noise_level":-31.163218,"freq_skew":-1.131583,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129,161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043172,"usec":389602},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109096,"noise_level":-31.824127,"freq_skew":2.431146,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043172,"usec":391943},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266724,"noise_level":-32.164375,"freq_skew":2.889784,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28600,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[127,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043172,"usec":392546},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.091784,"noise_level":-32.094181,"freq_skew":2.378700,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23127234","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,156,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043172,"usec":393358},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712689,"noise_level":-32.024548,"freq_skew":-0.980849,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":786,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":2,"ack":1,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":7,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,69,87,71,0,77,36,22]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,69,87,71,0,77,36,22]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043172,"usec":393358},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.712689,"noise_level":-32.024548,"freq_skew":-0.980849,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":787,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":3,"ack":1,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":8,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,69,87,71,0,77,36,22]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,69,87,71,0,77,36,22]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043172,"usec":394074},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505920,"noise_level":-31.989939,"freq_skew":1.251207,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043172,"usec":397619},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832204,"noise_level":-31.757154,"freq_skew":2.491988,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKV","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"FR35AP","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":152431},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606438,"noise_level":-31.266870,"freq_skew":-1.277833,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":152875},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418558,"noise_level":-31.235149,"freq_skew":0.834187,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":155837},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699212,"noise_level":-30.924139,"freq_skew":-0.622069,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","sndcf_error_report":{"err":false,"cause_code":2,"cause_descr":"Directory entry exists","local_ref":64,"erroneous_pdu_present":true,"clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40339,"segment_offset":0,"pdu_total_len":89},"reasm_status":"skipped","options":[{"name":"lref","value":[64]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}}],"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[195,1,192]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":156383},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065126,"noise_level":-30.893642,"freq_skew":2.218376,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":909181},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499878,"noise_level":-30.772715,"freq_skew":3.205433,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":909363},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721169,"noise_level":-30.742743,"freq_skew":-0.970045,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":788,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":910251},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561558,"noise_level":-30.683109,"freq_skew":-0.515858,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":347,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8539,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,201,145,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":910251},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.561558,"noise_level":-30.683109,"freq_skew":-0.515858,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":910969},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846108,"noise_level":-31.245487,"freq_skew":0.979205,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"C","sublabel":"DF","msg_text":"17417266 339 342 319 320\r\n+1500 370080017317166 338 344 320 320\r\n+2000 370100017317266 338 342 318 320\r\n+2500 370140017417266 338 343 319 319\r\n+3000 370150017417266 339 343 320 321\r\n+3500 370130017417266 33"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":911271},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581503,"noise_level":-31.245487,"freq_skew":0.261795,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[187,190,234,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043173,"usec":911567},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777829,"noise_level":-31.213844,"freq_skew":-1.206179,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043174,"usec":677684},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512023,"noise_level":-30.487034,"freq_skew":0.461131,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-3.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043174,"usec":677684},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.512023,"noise_level":-30.487034,"freq_skew":0.461131,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NIY","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"VY38EB","msg_num":"S79","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043174,"usec":677684},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.512023,"noise_level":-30.487034,"freq_skew":0.461131,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061525","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,86,76,71,0,52,99,85,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043174,"usec":679000},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778597,"noise_level":-31.486511,"freq_skew":-0.206661,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043175,"usec":442742},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975175,"noise_level":-31.166534,"freq_skew":1.087145,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2223,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043175,"usec":444183},"freq":136975000,"burst_len_octets":52,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323673,"noise_level":-31.041775,"freq_skew":0.683078,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[156,250,165,46]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":54}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CLIMB TO [level]","choice":"uM20Level","data":{"level":{"choice":"singleLevel","data":{"level_type":{"choice":"levelFlightLevel","data":{"flight_level":340}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043175,"usec":446125},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.666775,"noise_level":-30.857929,"freq_skew":2.374872,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043175,"usec":448573},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.781328,"noise_level":-30.677898,"freq_skew":0.983762,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"D","sublabel":"DF","msg_text":"9 343 319 320\r\n+4000 370130017417366 340 343 320 321\r\n+4500 370130017417366 339 343 320 321\r\n+5000 370120017417266 339 343 320 321\r\n+5500 370130017517366 339 345 319 321\r\n+6000 370160017417366 340 344 320 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043175,"usec":449040},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599252,"noise_level":-30.677898,"freq_skew":-1.493732,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":334,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[78,178,201,238]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28661,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[154,207,104,230]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043175,"usec":450555},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666089,"noise_level":-30.559914,"freq_skew":0.540012,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043176,"usec":197706},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696565,"noise_level":-31.482368,"freq_skew":2.482374,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"EC81CR","msg_num":"C23","msg_num_seq":"A","sublabel":"CF","msg_text":"FLR/FR26102619310038310006LIQD LVL XMTR (40MG)\r/IDTOILET\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043176,"usec":198250},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377211,"noise_level":-31.449852,"freq_skew":0.883330,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[76,223,137,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043176,"usec":202444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768253,"noise_level":-31.693792,"freq_skew":1.120062,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043176,"usec":955323},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478014,"noise_level":-31.430767,"freq_skew":0.521975,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043176,"usec":957893},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.249899,"noise_level":-31.382029,"freq_skew":-1.542051,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043177,"usec":723235},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919672,"noise_level":-31.224211,"freq_skew":2.699654,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043177,"usec":723963},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932714,"noise_level":-31.236551,"freq_skew":1.054932,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"E","sublabel":"DF","msg_text":"22\r\n+6500 370160017517366 339 344 320 322\r\n+7000 370160017517366 341 343 321 321\r\n+7500 370160017517366 341 345 321 321\r\n+8000 370160017517366 341 343 321 322\r\n+8500 370140017517366 340 346 321 324\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043177,"usec":727911},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.286640,"noise_level":-30.956100,"freq_skew":2.789578,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":40.500000,"lon":-7.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043177,"usec":729902},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505491,"noise_level":-31.121090,"freq_skew":0.616093,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043178,"usec":478373},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531793,"noise_level":-30.905039,"freq_skew":2.616813,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"EC81CR","msg_num":"S52","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043178,"usec":478373},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.531793,"noise_level":-30.905039,"freq_skew":2.616813,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043178,"usec":483149},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745936,"noise_level":-31.446873,"freq_skew":1.243875,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":43.700001,"lon":-7.000000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043178,"usec":484689},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672980,"noise_level":-31.318050,"freq_skew":0.476082,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[47,94,229,215]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28441,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,190,38,161]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043178,"usec":486430},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.700592,"noise_level":-31.222670,"freq_skew":1.100584,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_LCR","type_descr":"Link Connection Refused Response","vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":2},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"lcr_cause","value":{"cause_code":127,"cause_descr":"Other unspecified local reason","delay":0}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043179,"usec":249682},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816087,"noise_level":-30.553505,"freq_skew":0.916404,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"F","sublabel":"DF","msg_text":"70140017517466 342 346 321 323\r\n-30 83 83 170 1670120096611\r\n-25 83 83 171 1670120096611\r\n-20 83 83 171 1670120096611\r\n-15 83 83 171 1670120096611\r\n-10 83 83 171 1670120096611\r\n-05 83 83 171 1670120096611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043179,"usec":250659},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737791,"noise_level":-30.495152,"freq_skew":0.003015,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"_d","blk_id":"9","ack":"O","flight":"TP067U","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043179,"usec":251041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493680,"noise_level":-31.164253,"freq_skew":2.569533,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043180,"usec":12543},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783779,"noise_level":-31.720192,"freq_skew":-1.754355,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":335,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28661,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[195,173,21,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":32,"sec":58}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043180,"usec":16393},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277686,"noise_level":-31.359474,"freq_skew":0.571234,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043180,"usec":18471},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.735322,"noise_level":-31.168858,"freq_skew":-1.119749,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043180,"usec":763565},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.107025,"noise_level":-31.013144,"freq_skew":0.832893,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47358,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[161,172,187,209]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043180,"usec":768053},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495496,"noise_level":-30.591433,"freq_skew":-1.314000,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043180,"usec":776777},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.956451,"noise_level":-30.330761,"freq_skew":0.817574,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[193,112,119,33]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043181,"usec":531528},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.058341,"noise_level":-30.245581,"freq_skew":1.092171,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"G","sublabel":"DF","msg_text":" 01 83 83 171 1670120096611\r\n+05 83 83 171 1670120096611\r\n+10 83 83 171 1670120096611\r\n+15 83 83 171 1670120096611\r\n+20 83 83 171 1670120096611\r\n+25 83 83 171 1670120096611\r\n+30 83 83 171 1670120096611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043181,"usec":532011},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.973891,"noise_level":-30.217371,"freq_skew":-1.726746,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043181,"usec":538763},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621171,"noise_level":-29.671621,"freq_skew":-1.624893,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043182,"usec":299489},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748080,"noise_level":-29.359905,"freq_skew":-1.499404,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":336,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[193,82,196,222]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043182,"usec":300119},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224949,"noise_level":-29.334429,"freq_skew":0.689668,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[70,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043182,"usec":303326},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635761,"noise_level":-29.183109,"freq_skew":2.624069,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043183,"usec":52234},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231660,"noise_level":-28.864021,"freq_skew":0.768158,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043183,"usec":57218},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597674,"noise_level":-28.579536,"freq_skew":0.575815,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28441,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[198,39,110,73]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043183,"usec":59512},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648643,"noise_level":-29.288353,"freq_skew":1.879535,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5045,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[165,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043183,"usec":60338},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149207,"noise_level":-29.237888,"freq_skew":1.077523,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"H","sublabel":"DF","msg_text":" 83 83 171 1670120096611\r\n+40 83 84 171 1670120096611\r\n+45 83 84 171 1670120106611\r\n+50 83 84 171 1670120096611\r\n+55 83 84 171 1670120096611\r\n+60 83 84 171 1670120096611\r\n+65 83 84 171 1670120096611\r\n+70 83"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043183,"usec":819569},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773930,"noise_level":-29.088226,"freq_skew":0.999299,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2224,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[79,210,118,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043183,"usec":819569},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.773930,"noise_level":-29.088226,"freq_skew":0.999299,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[104,190,123,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043183,"usec":820333},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419584,"noise_level":-29.038906,"freq_skew":1.149055,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":489,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[13,115,131,63]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043183,"usec":822177},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512888,"noise_level":-30.003317,"freq_skew":2.642720,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":585,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28669,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[116,53,241,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043184,"usec":579530},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469776,"noise_level":-30.675652,"freq_skew":1.518446,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043184,"usec":581768},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512441,"noise_level":-30.470276,"freq_skew":0.420433,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043184,"usec":585799},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787313,"noise_level":-31.339279,"freq_skew":-2.155301,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"44","blk_id":"8","ack":"!","flight":"TP05RP","msg_num":"M48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043184,"usec":586093},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360156,"noise_level":-31.767860,"freq_skew":1.830431,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043184,"usec":586686},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.545117,"noise_level":-32.357071,"freq_skew":0.956742,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043184,"usec":588249},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267635,"noise_level":-32.178764,"freq_skew":0.703837,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[70,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043185,"usec":344023},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.635363,"noise_level":-32.038704,"freq_skew":1.203317,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043185,"usec":344930},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677976,"noise_level":-31.935123,"freq_skew":0.293533,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043185,"usec":345013},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470010,"noise_level":-31.935123,"freq_skew":0.535535,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[185,149,149,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043185,"usec":347354},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085601,"noise_level":-31.698133,"freq_skew":1.094337,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 171 1670120096611\r\n+75 83 84 171 1670120096611\r\n+80 84 84 171 1670120096611\r\n+85 83 84 171 1670120096611\r\n+90 84 84 171 1670120106611\r\n-30 70 69 23 24-079500 -550ER\r\n-25 70 70 23 23-079400 -550ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043185,"usec":351274},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540298,"noise_level":-31.434977,"freq_skew":2.194991,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3382,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[98,224]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043186,"usec":99146},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552827,"noise_level":-32.187237,"freq_skew":0.375276,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[132,43,24,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043186,"usec":100930},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703663,"noise_level":-32.047043,"freq_skew":0.929697,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":43.700001,"lon":-7.000000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043186,"usec":102361},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583795,"noise_level":-31.874926,"freq_skew":0.866947,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043186,"usec":870038},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728887,"noise_level":-31.442757,"freq_skew":0.734153,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043186,"usec":874186},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750804,"noise_level":-31.031073,"freq_skew":1.127211,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043187,"usec":625886},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538986,"noise_level":-30.787098,"freq_skew":0.709430,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[45,53,144,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043187,"usec":629789},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.153313,"noise_level":-30.462446,"freq_skew":0.728695,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2759,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[105,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043188,"usec":385437},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.051945,"noise_level":-31.034843,"freq_skew":0.605498,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[166,85]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043189,"usec":147598},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510713,"noise_level":-30.097170,"freq_skew":0.410322,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[132,43,24,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043189,"usec":150870},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.154259,"noise_level":-30.475540,"freq_skew":1.178433,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"K","sublabel":"DF","msg_text":"50ER\r\n+15 70 70 23 23-079200 -548ER\r\n+20 70 70 23 24-079100 -550ER\r\n+25 70 70 23 23-079100 -550ER\r\n+30 70 70 23 23-079100 -550ER\r\n+35 70 70 23 23-079200 -550ER\r\n+40 70 70 23 23-079200 -548ER\r\n+45 70 70 23 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043189,"usec":152955},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.010616,"noise_level":-30.303185,"freq_skew":0.494444,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":387,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043189,"usec":913719},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.158434,"noise_level":-30.078571,"freq_skew":1.639185,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4998,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[154,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043189,"usec":915421},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.846629,"noise_level":-30.128460,"freq_skew":1.992367,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":725,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043189,"usec":918216},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721252,"noise_level":-30.119143,"freq_skew":3.372443,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":193,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[231,30,174,206]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28627,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[202,126,80,109]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043189,"usec":918422},"freq":136975000,"burst_len_octets":109,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660887,"noise_level":-30.091341,"freq_skew":-0.735034,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":348,"segment_offset":0,"pdu_total_len":89},"reasm_status":"skipped","options":[{"name":"lref","value":[2]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[215,32,107,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043190,"usec":667836},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418445,"noise_level":-29.818111,"freq_skew":0.354786,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":498,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[45,53,144,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043190,"usec":668264},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.054677,"noise_level":-30.607826,"freq_skew":0.658297,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043190,"usec":671937},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.934633,"noise_level":-30.289686,"freq_skew":0.633015,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":6,"variable_part_params":[{"name":"checksum","value":[166,85]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043190,"usec":672242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.410398,"noise_level":-30.289686,"freq_skew":1.794530,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043191,"usec":433950},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670308,"noise_level":-31.298100,"freq_skew":3.257248,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043191,"usec":437208},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690050,"noise_level":-30.954159,"freq_skew":-0.730211,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043191,"usec":440218},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.824355,"noise_level":-30.772141,"freq_skew":-2.144362,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"9","ack":"T","flight":"TP05RP","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043192,"usec":200337},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814103,"noise_level":-30.390385,"freq_skew":2.741121,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":797,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[190,239,139,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043192,"usec":201609},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.114581,"noise_level":-30.276218,"freq_skew":0.647722,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043192,"usec":207355},"freq":136975000,"burst_len_octets":138,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.095278,"noise_level":-30.920147,"freq_skew":0.996193,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HGP","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR698R","msg_num":"D96","msg_num_seq":"M","sublabel":"DF","msg_text":" 70 70 23 24-079200 -548ER\r\n+85 70 70 23 24-079300 -548ER\r\n+90 70 70 23 24-079400 -548ER\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043192,"usec":963445},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701591,"noise_level":-30.859289,"freq_skew":0.652960,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZQ","mode":"2","label":"_d","blk_id":"1","ack":"E","flight":"IB0981","msg_num":"S84","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043192,"usec":965753},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549503,"noise_level":-30.768715,"freq_skew":1.787753,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GSG","mode":"2","label":"B9","blk_id":"1","ack":"!","flight":"FR473M","msg_num":"M91","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043192,"usec":968812},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722224,"noise_level":-30.598080,"freq_skew":2.654409,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"5","ack":"K","flight":"EC81CR","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043192,"usec":969856},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010363,"noise_level":-30.510250,"freq_skew":2.400659,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043193,"usec":727787},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826575,"noise_level":-29.598562,"freq_skew":1.024566,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EFHK"},{"name":"ac_location","value":{"loc":{"lat":43.700001,"lon":-7.000000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043194,"usec":490741},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812707,"noise_level":-29.264141,"freq_skew":1.014789,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"AY087T","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043194,"usec":491161},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717243,"noise_level":-29.238939,"freq_skew":1.239503,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21417641","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,70,73,78,0,70,31,161,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043194,"usec":493886},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279405,"noise_level":-29.064564,"freq_skew":0.616584,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":10841,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043195,"usec":249066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729799,"noise_level":-29.443808,"freq_skew":1.153296,"avlc":{"src":{"addr":"4CAC54","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043195,"usec":249215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782835,"noise_level":-29.418083,"freq_skew":1.815033,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043195,"usec":250453},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638081,"noise_level":-29.315939,"freq_skew":3.386533,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":194,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28627,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[13,63,212,228]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":13}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043195,"usec":251960},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462886,"noise_level":-29.189922,"freq_skew":1.356022,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"FR69XZ","msg_num":"M08","msg_num_seq":"A","msg_text":"/LPFR.TI2/024LPFRAC8BB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043195,"usec":253332},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765660,"noise_level":-29.090408,"freq_skew":0.856502,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":2226,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043196,"usec":7851},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.354161,"noise_level":-28.774651,"freq_skew":1.834632,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043196,"usec":8341},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171553,"noise_level":-29.350346,"freq_skew":0.790221,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"_d","blk_id":"Y","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043196,"usec":10132},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505279,"noise_level":-30.057716,"freq_skew":1.625476,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2510,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043196,"usec":13428},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694159,"noise_level":-29.866293,"freq_skew":3.241483,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043196,"usec":770796},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647215,"noise_level":-29.547638,"freq_skew":1.052508,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043196,"usec":774991},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491581,"noise_level":-29.725517,"freq_skew":1.324252,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[2,200,179,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043197,"usec":533222},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743998,"noise_level":-30.181246,"freq_skew":3.411842,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[91,189,169,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043197,"usec":539668},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210304,"noise_level":-30.041451,"freq_skew":0.830590,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[99,182,189,92]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043199,"usec":53550},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.426050,"noise_level":-29.701710,"freq_skew":1.620430,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043199,"usec":55110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524066,"noise_level":-29.897993,"freq_skew":0.544272,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043199,"usec":68036},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518485,"noise_level":-30.055542,"freq_skew":1.468802,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":19,"variable_part_params":[{"name":"checksum","value":[98,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043200,"usec":576480},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749095,"noise_level":-29.845287,"freq_skew":3.353942,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[91,189,169,190]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043200,"usec":578049},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427485,"noise_level":-29.711414,"freq_skew":1.809095,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2510,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043200,"usec":580951},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618764,"noise_level":-29.527393,"freq_skew":1.705131,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043201,"usec":347921},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642744,"noise_level":-28.638067,"freq_skew":1.686379,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-GSG","mode":"2","label":"_d","blk_id":"2","ack":"O","flight":"FR473M","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043202,"usec":104767},"freq":136975000,"burst_len_octets":232,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215393,"noise_level":-28.695827,"freq_skew":0.592790,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"A9","blk_id":"O","ack":"!","msg_text":"/LISCAYA.TI2/LPFR ARR ATIS D\r\n1930Z EXP ILS APCH\r\nRWY IN USE 28\r\nTRL 50\r\nTWY C 1 CLSD\r\nTWY F CLSD\r\nCAUTION BIRD ACTIVITY\r\nWND TDZ 290 DEG 2 KT\r\nCAVOK\r\nT 18 DP 16 QNH 1018\r\nACK ARR INFO D\r\n\r\n\r\nD234\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043202,"usec":869667},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901214,"noise_level":-29.214752,"freq_skew":3.234960,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":196,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043202,"usec":872206},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321200,"noise_level":-29.065485,"freq_skew":1.471270,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"_d","blk_id":"7","ack":"O","flight":"FR69XZ","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043202,"usec":876731},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165997,"noise_level":-29.049305,"freq_skew":0.459290,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[130,48]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043203,"usec":623847},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.248386,"noise_level":-29.555634,"freq_skew":0.759066,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043203,"usec":626135},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527141,"noise_level":-30.280493,"freq_skew":0.633141,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5989,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[246,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043203,"usec":631477},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.998880,"noise_level":-30.765453,"freq_skew":0.738438,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47404,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[138,105]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043204,"usec":396187},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765472,"noise_level":-31.543434,"freq_skew":-0.032450,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":194,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[189,250,54,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043204,"usec":397770},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.115505,"noise_level":-31.380922,"freq_skew":0.641605,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4006EB","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":151707},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.214175,"noise_level":-31.676765,"freq_skew":-3.073825,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"dst_airport","value":"EGNM"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-3.600000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":153368},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316917,"noise_level":-31.529829,"freq_skew":-3.237288,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":215,"calling_addr":"20003353","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":512,"from_called_dte":512}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65534,"net":[71,0,39,65,69,88,83,0,64,6,235,0,1,0,0,0,0,0,1,0],"options":[{"name":"atn_datalink_caps","value":[1]}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":155222},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436113,"noise_level":-32.427452,"freq_skew":0.859789,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":155444},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239847,"noise_level":-32.427452,"freq_skew":0.619395,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4006EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":215,"calling_addr":"20003353","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":155978},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233994,"noise_level":-32.391201,"freq_skew":-3.066978,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-GDFK","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"LS074W","msg_num":"M27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":156264},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799780,"noise_level":-32.935303,"freq_skew":-0.060608,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":159469},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739052,"noise_level":-32.632557,"freq_skew":-1.163669,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,68,88,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":789,"segment_offset":0,"pdu_total_len":89},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":159469},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.739052,"noise_level":-32.632557,"freq_skew":-1.163669,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":790,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":913698},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177380,"noise_level":-32.751190,"freq_skew":0.700380,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4006EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-GDFK","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":913910},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662015,"noise_level":-33.333145,"freq_skew":-0.388890,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-2.700000},"alt":17000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":913910},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.662015,"noise_level":-33.333145,"freq_skew":-0.388890,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05CA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":913910},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.662015,"noise_level":-33.333145,"freq_skew":-0.388890,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043205,"usec":916541},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511838,"noise_level":-33.055424,"freq_skew":-3.173830,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043206,"usec":677706},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.072361,"noise_level":-32.641365,"freq_skew":-3.143338,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043206,"usec":678352},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.195504,"noise_level":-33.445454,"freq_skew":2.106313,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2830,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[83,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043206,"usec":685435},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593454,"noise_level":-32.739796,"freq_skew":2.002254,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2831,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8373,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[55,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":25}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043207,"usec":440125},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.197387,"noise_level":-32.335182,"freq_skew":0.498392,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6115,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[130,48]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043208,"usec":203185},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.153375,"noise_level":-31.035767,"freq_skew":1.874544,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043208,"usec":957682},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913582,"noise_level":-30.912857,"freq_skew":2.564192,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28640,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[161,138,54,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043208,"usec":958074},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537339,"noise_level":-31.444427,"freq_skew":-0.420070,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05CA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043208,"usec":958866},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099238,"noise_level":-31.379795,"freq_skew":-0.546933,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043208,"usec":960841},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266341,"noise_level":-31.125973,"freq_skew":0.784955,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47414,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9933,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,186,56,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043208,"usec":964396},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.443790,"noise_level":-31.001789,"freq_skew":2.557890,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-7.000000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043209,"usec":726424},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643245,"noise_level":-30.406185,"freq_skew":2.677838,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"EC81CR","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043209,"usec":726424},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.643245,"noise_level":-30.406185,"freq_skew":2.677838,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043209,"usec":727364},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.199792,"noise_level":-30.320263,"freq_skew":2.366988,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043209,"usec":729279},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720236,"noise_level":-30.150930,"freq_skew":1.843030,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":845,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[114,92,104,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043210,"usec":486192},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.339122,"noise_level":-29.902969,"freq_skew":3.658626,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043210,"usec":487226},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202411,"noise_level":-29.821863,"freq_skew":0.836993,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47419,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[122,55,254,120]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043210,"usec":490616},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479373,"noise_level":-29.556850,"freq_skew":0.087551,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043211,"usec":248603},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.220115,"noise_level":-29.099304,"freq_skew":1.917115,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043211,"usec":253389},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.547796,"noise_level":-29.588867,"freq_skew":-3.824606,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63962,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[132,88,86,240]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043211,"usec":254831},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571941,"noise_level":-29.510628,"freq_skew":2.379904,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3140,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[244,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":11474},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445419,"noise_level":-28.836498,"freq_skew":1.536002,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2511,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":13050},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.289416,"noise_level":-29.424477,"freq_skew":-3.881674,"avlc":{"src":{"addr":"344699","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":772246},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686144,"noise_level":-29.296890,"freq_skew":-0.375367,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05CA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":772246},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.686144,"noise_level":-29.296890,"freq_skew":-0.375367,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":775667},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577681,"noise_level":-29.047201,"freq_skew":2.901087,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"EC81CR","msg_num":"S54","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":775667},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.577681,"noise_level":-29.047201,"freq_skew":2.901087,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":776528},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650263,"noise_level":-29.022621,"freq_skew":2.111853,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":778595},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747422,"noise_level":-29.736763,"freq_skew":3.210120,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":441,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28619,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[239,7,73,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043212,"usec":778705},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375040,"noise_level":-29.736763,"freq_skew":1.245223,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5646,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8479,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[71,155]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043213,"usec":530838},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.998734,"noise_level":-29.879566,"freq_skew":0.971784,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":677,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043213,"usec":533131},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711642,"noise_level":-29.771881,"freq_skew":2.598294,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043214,"usec":293373},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720323,"noise_level":-29.482450,"freq_skew":2.939191,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043214,"usec":300404},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679571,"noise_level":-29.028704,"freq_skew":-0.376086,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-2.700000},"alt":17000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043214,"usec":300577},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.046758,"noise_level":-29.489576,"freq_skew":2.943505,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043215,"usec":59975},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.698686,"noise_level":-29.437933,"freq_skew":0.078074,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":697,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[216,234,25,116]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8419,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,96,128,150]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043215,"usec":69160},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.906182,"noise_level":-28.889227,"freq_skew":2.035088,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2832,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8373,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[113,41]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043215,"usec":69906},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802170,"noise_level":-28.865089,"freq_skew":2.657880,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":798,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[20,188,189,83]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28585,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[18,33,192,34]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043215,"usec":813882},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173401,"noise_level":-28.721666,"freq_skew":0.590534,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043215,"usec":821934},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.435789,"noise_level":-29.052885,"freq_skew":1.816601,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2511,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043216,"usec":582194},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181439,"noise_level":-29.005697,"freq_skew":0.861871,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043216,"usec":582760},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.924282,"noise_level":-28.981236,"freq_skew":2.530540,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043216,"usec":585581},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932766,"noise_level":-28.764126,"freq_skew":0.831519,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":677,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043217,"usec":349022},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893425,"noise_level":-28.210373,"freq_skew":-0.259050,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[238,63,157,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043218,"usec":101025},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601845,"noise_level":-28.374763,"freq_skew":-0.173492,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043218,"usec":101556},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902423,"noise_level":-28.611588,"freq_skew":0.982423,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043218,"usec":867435},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096569,"noise_level":-28.089195,"freq_skew":-0.301882,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043218,"usec":871727},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263434,"noise_level":-27.785940,"freq_skew":0.691010,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[152,60]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.240000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043219,"usec":626411},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.979490,"noise_level":-27.668148,"freq_skew":0.795707,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043219,"usec":630976},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771166,"noise_level":-27.358719,"freq_skew":2.120576,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[79,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043219,"usec":631680},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.585467,"noise_level":-27.338476,"freq_skew":-0.340329,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05CA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043219,"usec":636037},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658765,"noise_level":-27.298130,"freq_skew":-0.605839,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043219,"usec":636783},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.411370,"noise_level":-27.257977,"freq_skew":0.463002,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[36,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043220,"usec":394744},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671015,"noise_level":-27.178215,"freq_skew":2.526114,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28585,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[63,99,250,119]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043220,"usec":397292},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702022,"noise_level":-27.020859,"freq_skew":0.720491,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28510,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[133,98]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043221,"usec":149267},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742852,"noise_level":-26.583725,"freq_skew":0.736172,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043221,"usec":153497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.878369,"noise_level":-26.436689,"freq_skew":2.368339,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043221,"usec":157222},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442444,"noise_level":-26.263187,"freq_skew":2.125708,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043221,"usec":913481},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532632,"noise_level":-27.388233,"freq_skew":0.559701,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28510,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[36,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043221,"usec":915904},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.168650,"noise_level":-27.227062,"freq_skew":2.690526,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043221,"usec":916643},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262145,"noise_level":-27.299206,"freq_skew":0.709291,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[111,144]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043221,"usec":916784},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406266,"noise_level":-27.299206,"freq_skew":0.708507,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[77,109]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043221,"usec":917228},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867394,"noise_level":-27.981693,"freq_skew":0.584810,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2818,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28603,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[89,68]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043222,"usec":680268},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751835,"noise_level":-27.724277,"freq_skew":2.655230,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":800,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[135,92,184,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043222,"usec":683228},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805228,"noise_level":-27.690941,"freq_skew":0.721061,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2819,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28603,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[249,224]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":40}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043222,"usec":690021},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902849,"noise_level":-27.462360,"freq_skew":0.616576,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043223,"usec":435866},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615568,"noise_level":-27.713463,"freq_skew":0.025548,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":633,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043223,"usec":437312},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171552,"noise_level":-28.407562,"freq_skew":2.405390,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3043,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[117,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043223,"usec":441695},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479160,"noise_level":-28.137409,"freq_skew":2.114791,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[79,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043224,"usec":196551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.338161,"noise_level":-27.983616,"freq_skew":0.648964,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043224,"usec":197256},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328841,"noise_level":-27.940168,"freq_skew":0.707477,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043224,"usec":205114},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756312,"noise_level":-27.621075,"freq_skew":-0.294218,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05CA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043224,"usec":205688},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660582,"noise_level":-27.600212,"freq_skew":-0.382152,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043224,"usec":961369},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358619,"noise_level":-27.867809,"freq_skew":1.642086,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"5U","blk_id":"9","ack":"!","flight":"U298TL","msg_num":"M87","msg_num_seq":"A","msg_text":"LEBB LFBD LFRB EGGD-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043224,"usec":966091},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304394,"noise_level":-28.684637,"freq_skew":0.819659,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":32,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[111,144]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043224,"usec":966437},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829944,"noise_level":-29.555243,"freq_skew":2.435908,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043224,"usec":968193},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367830,"noise_level":-29.400061,"freq_skew":2.307258,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,213]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043225,"usec":717054},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569168,"noise_level":-29.097776,"freq_skew":-3.472521,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043225,"usec":722185},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219315,"noise_level":-29.976841,"freq_skew":0.706659,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043225,"usec":723467},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.098798,"noise_level":-30.890926,"freq_skew":0.681610,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043225,"usec":724561},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648337,"noise_level":-31.182812,"freq_skew":2.118445,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043225,"usec":724862},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719218,"noise_level":-31.928516,"freq_skew":-0.086744,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":469,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043226,"usec":482877},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532619,"noise_level":-31.691704,"freq_skew":-0.207128,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[19,199,104,110]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28648,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[137,6,66,15]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043226,"usec":485017},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826109,"noise_level":-31.493738,"freq_skew":1.610645,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"_d","blk_id":"0","ack":"N","flight":"U298TL","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043226,"usec":488281},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941773,"noise_level":-31.364223,"freq_skew":-3.413130,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043226,"usec":491016},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271488,"noise_level":-31.948271,"freq_skew":-1.293368,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4116,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043227,"usec":250746},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591950,"noise_level":-32.603863,"freq_skew":0.634554,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"EDSB"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043227,"usec":255590},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.367667,"noise_level":-32.170055,"freq_skew":2.310904,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28612,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[249,245]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043227,"usec":255860},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775777,"noise_level":-32.300991,"freq_skew":2.163268,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[79,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043227,"usec":256420},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820814,"noise_level":-32.265266,"freq_skew":0.788981,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EBC","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"FR44TX","msg_num":"S51","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043227,"usec":256669},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914837,"noise_level":-32.229687,"freq_skew":-0.310006,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043228,"usec":11598},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841327,"noise_level":-32.016495,"freq_skew":0.630055,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23123400","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,167,0,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043228,"usec":16675},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579290,"noise_level":-31.577400,"freq_skew":0.506746,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5600,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28510,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[23,20]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":46}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043228,"usec":775866},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557397,"noise_level":-31.034779,"freq_skew":0.603069,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5601,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8525,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[158,238]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":47}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043228,"usec":777197},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.340129,"noise_level":-30.911884,"freq_skew":0.602148,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043228,"usec":780287},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557349,"noise_level":-31.515779,"freq_skew":0.321537,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":453,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043229,"usec":539138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802342,"noise_level":-31.450615,"freq_skew":0.554242,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043229,"usec":539384},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448426,"noise_level":-31.418217,"freq_skew":-0.310594,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":469,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043229,"usec":539715},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.058270,"noise_level":-31.385937,"freq_skew":0.576202,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":10,"rseq":8,"variable_part_params":[{"name":"checksum","value":[73,112]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043229,"usec":540546},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.191386,"noise_level":-31.321737,"freq_skew":0.585076,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28510,"dst_ref":6,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[39,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043229,"usec":540811},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909484,"noise_level":-31.289816,"freq_skew":-0.544836,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"DISC","pf":false,"unknown_proto":{}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043229,"usec":540811},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.909484,"noise_level":-31.289816,"freq_skew":-0.544836,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-2.700000},"alt":16000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043229,"usec":543562},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102139,"noise_level":-31.038568,"freq_skew":0.584947,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[61,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043229,"usec":543913},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.996886,"noise_level":-31.455839,"freq_skew":0.779393,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[176,109]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":297501},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175302,"noise_level":-31.464598,"freq_skew":0.678022,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[225,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":297925},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776484,"noise_level":-31.432148,"freq_skew":-3.524192,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"B9","blk_id":"4","ack":"!","flight":"LS09KC","msg_num":"L02","msg_num_seq":"A","msg_text":"/LEMG.TI2/024LEMGA632E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":298875},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683760,"noise_level":-31.335514,"freq_skew":-0.530343,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05CA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":298875},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.683760,"noise_level":-31.335514,"freq_skew":-0.530343,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":299058},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821149,"noise_level":-31.335514,"freq_skew":0.647422,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":302796},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.448754,"noise_level":-31.114132,"freq_skew":1.897634,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.500000,"lon":-4.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":303215},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840011,"noise_level":-31.082962,"freq_skew":0.605747,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":304347},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163992,"noise_level":-31.020954,"freq_skew":0.769168,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043230,"usec":305542},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619637,"noise_level":-30.898254,"freq_skew":-0.196837,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":196,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28648,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[44,239,209,241]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":49}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":58061},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.841648,"noise_level":-30.867846,"freq_skew":0.587848,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5602,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":6,"dst_ref":28510,"variable_part_params":[{"name":"checksum","value":[254,157]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":58232},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077521,"noise_level":-31.611879,"freq_skew":0.929417,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2760,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[116,119]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":58441},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.232066,"noise_level":-31.578875,"freq_skew":0.753848,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":58701},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290365,"noise_level":-31.578875,"freq_skew":0.860699,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":61414},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306325,"noise_level":-31.873283,"freq_skew":1.525504,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"VY3158","msg_num":"S75","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":63191},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518764,"noise_level":-31.738029,"freq_skew":0.693179,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5603,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[114,237]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":63591},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624118,"noise_level":-31.738029,"freq_skew":2.693628,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":586,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28669,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[196,183,131,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":64579},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407694,"noise_level":-32.463207,"freq_skew":0.620083,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":821407},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568486,"noise_level":-32.795963,"freq_skew":1.523335,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4148,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[25,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":821577},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137849,"noise_level":-32.795963,"freq_skew":0.635661,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":821885},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555604,"noise_level":-32.867123,"freq_skew":0.628443,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":821944},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.953585,"noise_level":-32.867123,"freq_skew":-3.496633,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":824357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646947,"noise_level":-32.640839,"freq_skew":-0.224868,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043231,"usec":824683},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123903,"noise_level":-32.703625,"freq_skew":0.722416,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043232,"usec":586040},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853752,"noise_level":-31.949863,"freq_skew":-0.045571,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043233,"usec":336434},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842172,"noise_level":-31.592176,"freq_skew":-0.183505,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":698,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8419,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[29,32,241,65]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043233,"usec":336921},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915992,"noise_level":-31.559246,"freq_skew":-0.227756,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[104,148,154,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043233,"usec":338526},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596433,"noise_level":-31.643419,"freq_skew":-0.363496,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05CA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043233,"usec":338526},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.596433,"noise_level":-31.643419,"freq_skew":-0.363496,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":108364},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176545,"noise_level":-30.760572,"freq_skew":0.652833,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-JZBX","mode":"2","label":"A9","blk_id":"E","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR P 1930Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND VRB 2 KT VRB BTN\r\n110 AND 250 DEG .\r\nCAVOK.\r\nT16 DP1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":108644},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253788,"noise_level":-30.760572,"freq_skew":1.857204,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"_d","blk_id":"1","ack":"O","flight":"U298TL","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":109145},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.054937,"noise_level":-31.847378,"freq_skew":0.658999,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15063222","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":110990},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856748,"noise_level":-31.712523,"freq_skew":-0.247980,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":111274},"freq":136975000,"burst_len_octets":82,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142627,"noise_level":-31.679132,"freq_skew":0.659528,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40416,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[37,223]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFRR,BREST,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":111516},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897105,"noise_level":-31.679132,"freq_skew":-0.287062,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":111987},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392752,"noise_level":-31.612738,"freq_skew":0.648032,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":866911},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451816,"noise_level":-31.416542,"freq_skew":1.473074,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":867137},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-10.533319,"noise_level":-31.416542,"freq_skew":-3.473583,"avlc":{"src":{"addr":"3445D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":70,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44723,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[53,62,181,105]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":867509},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292483,"noise_level":-31.384270,"freq_skew":0.729346,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":868386},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082468,"noise_level":-31.484867,"freq_skew":-0.052716,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":699,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8419,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[46,183,75,31]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":868484},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677498,"noise_level":-31.484867,"freq_skew":-3.595714,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"5","ack":"E","flight":"LS09KC","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043234,"usec":872702},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399989,"noise_level":-31.071228,"freq_skew":0.736228,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[110,240]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043235,"usec":623699},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586524,"noise_level":-30.886766,"freq_skew":0.621343,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043235,"usec":624487},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.095889,"noise_level":-31.101307,"freq_skew":1.598164,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043235,"usec":625404},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487805,"noise_level":-31.008266,"freq_skew":0.745748,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8525,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[22,92]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043235,"usec":628333},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358745,"noise_level":-30.734980,"freq_skew":0.712576,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043235,"usec":629345},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175277,"noise_level":-31.240213,"freq_skew":0.604565,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"A9","blk_id":"F","ack":"!","msg_text":"/MADAAYA.TI2/LEMG ATIS ARR P 1930Z\r\nEXPECT ILS Z APCH\r\nRWY IN USE FOR ARR 12\r\nTRL FL140\r\nTWR FREQ 118780 ,\r\nLARGE FLOCK(S) OF LARGE\r\nBIRDS REPORTED ON BRF\r\nFINAL\r\nWIND VRB 2 KT VRB BTN\r\n110 AND 250 DEG .\r\nCAVOK.\r\nT16 DP10\r\nQNH 1020HPA\r\nNOSIG\r\nCONFIRM ATIS ARR P\r\n9941\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043236,"usec":384871},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132638,"noise_level":-31.177078,"freq_skew":0.793884,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043236,"usec":385923},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788761,"noise_level":-31.622982,"freq_skew":-3.643340,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"6","ack":"F","flight":"LS09KC","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043236,"usec":387373},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207397,"noise_level":-32.231789,"freq_skew":1.756065,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-4.900000},"alt":124000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043236,"usec":387651},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.730505,"noise_level":-32.231789,"freq_skew":-0.454711,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"IB05CA","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043236,"usec":388994},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835980,"noise_level":-32.111069,"freq_skew":-0.266285,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043237,"usec":151411},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761722,"noise_level":-31.767708,"freq_skew":0.667516,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043237,"usec":153316},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734176,"noise_level":-32.088219,"freq_skew":-0.377041,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":69,"idrp":{"err":false,"pdu_type":3,"pdu_type_name":"Error","seq":4,"ack":2,"credit_offered":0,"credit_avail":4,"err_code":4,"err_descr":"FSM error","err_fsm_bispdu_type":5,"err_fsm_state":1,"err_fsm_bispdu_name":"Cease","err_fsm_state_descr":"CLOSED"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043237,"usec":157401},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386879,"noise_level":-31.678837,"freq_skew":1.886290,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221030","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,24,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043237,"usec":915128},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524309,"noise_level":-31.192833,"freq_skew":2.017589,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBN","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR01PH","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043237,"usec":915420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.318175,"noise_level":-31.161377,"freq_skew":-0.602588,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043237,"usec":920176},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706707,"noise_level":-30.822704,"freq_skew":0.060780,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"IB07RA","msg_num":"D12","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243866,1,1,TB000000/REP033,00,00,1/POSDMU,193348, 43.821,-  1.538,  5370,360\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043238,"usec":672172},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369087,"noise_level":-30.584435,"freq_skew":-0.459212,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043238,"usec":673212},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076151,"noise_level":-30.467705,"freq_skew":0.638410,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40422,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[57,128]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043238,"usec":675032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632220,"noise_level":-30.323967,"freq_skew":2.015843,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043238,"usec":677572},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679639,"noise_level":-31.131855,"freq_skew":-0.165509,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":198,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[219,52,149,9]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28648,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[168,243,117,204]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":9,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043239,"usec":434455},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815244,"noise_level":-30.946114,"freq_skew":-0.259528,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043239,"usec":438324},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765439,"noise_level":-30.695778,"freq_skew":0.432883,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043239,"usec":441307},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865529,"noise_level":-30.606958,"freq_skew":0.287484,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":198551},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630779,"noise_level":-30.345825,"freq_skew":2.379157,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1621,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":199265},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080295,"noise_level":-30.424383,"freq_skew":-1.078153,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4117,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,169]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":200046},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484652,"noise_level":-30.481686,"freq_skew":1.069706,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":407,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[12,113,87,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":203522},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088898,"noise_level":-31.114700,"freq_skew":0.770886,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47483,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[164,113,214,185]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":960685},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741215,"noise_level":-31.080992,"freq_skew":-3.656760,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"6","ack":"F","flight":"LS09KC","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":962185},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325111,"noise_level":-31.228525,"freq_skew":1.776533,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBN","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"FR01PH","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":966391},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.798347,"noise_level":-31.960020,"freq_skew":3.337990,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":197,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[176,138,219,105]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28627,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[191,243,228,108]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":33,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":967539},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265274,"noise_level":-31.857368,"freq_skew":-1.369702,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":967895},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498334,"noise_level":-32.966579,"freq_skew":0.732179,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043240,"usec":968201},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776140,"noise_level":-32.966579,"freq_skew":0.916698,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043242,"usec":488230},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919862,"noise_level":-32.236355,"freq_skew":0.599055,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":151,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043242,"usec":488499},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.133584,"noise_level":-32.200893,"freq_skew":3.471451,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043242,"usec":488771},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.992532,"noise_level":-32.165577,"freq_skew":-0.304197,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043242,"usec":494337},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631295,"noise_level":-31.685658,"freq_skew":1.952997,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043243,"usec":239356},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.515296,"noise_level":-31.887295,"freq_skew":0.896525,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[196,230,167,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043243,"usec":243605},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.064693,"noise_level":-31.503002,"freq_skew":0.778032,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47491,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[27,150,29,102]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043243,"usec":248412},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.698995,"noise_level":-31.245605,"freq_skew":0.151373,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":58,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[194,59,231,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043244,"usec":5867},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887314,"noise_level":-31.088524,"freq_skew":0.311537,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":59,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[209,74,89,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043244,"usec":9537},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.422391,"noise_level":-30.782631,"freq_skew":0.943240,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043244,"usec":10233},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295719,"noise_level":-30.996990,"freq_skew":0.664927,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":12163,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043244,"usec":776880},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.018241,"noise_level":-30.842079,"freq_skew":0.355571,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043244,"usec":777206},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788704,"noise_level":-30.811871,"freq_skew":1.434578,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":248,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28614,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[148,15,11,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043244,"usec":777780},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.261905,"noise_level":-30.781765,"freq_skew":0.830613,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47493,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":5,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[106,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043244,"usec":778356},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352070,"noise_level":-31.412170,"freq_skew":1.473836,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[21,253,67,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043245,"usec":533601},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514692,"noise_level":-31.728920,"freq_skew":3.323805,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":198,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28627,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[178,80,150,106]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043245,"usec":536413},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874407,"noise_level":-31.400061,"freq_skew":2.697206,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3902,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[244,249]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043245,"usec":536563},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.217582,"noise_level":-31.400061,"freq_skew":2.291497,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1622,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043245,"usec":538469},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438755,"noise_level":-31.208557,"freq_skew":0.611507,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[253,85]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":5}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"TSU"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043246,"usec":293121},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599104,"noise_level":-30.990349,"freq_skew":0.057503,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043246,"usec":294656},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511117,"noise_level":-30.837774,"freq_skew":1.656954,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043246,"usec":295085},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.461936,"noise_level":-31.486641,"freq_skew":1.307323,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043246,"usec":296481},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.039401,"noise_level":-31.325176,"freq_skew":0.802215,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043246,"usec":296995},"freq":136975000,"burst_len_octets":113,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.472238,"noise_level":-31.261423,"freq_skew":0.147435,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"TP37CN","msg_num":"F48","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN39581W004205,TLD,193404,330,MELON,194106,CCS,M45,20529,839452"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":53836},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701713,"noise_level":-30.918901,"freq_skew":-0.338763,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":54737},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929084,"noise_level":-30.827785,"freq_skew":0.343727,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":58,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[194,59,231,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":55318},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727722,"noise_level":-30.767565,"freq_skew":0.399935,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8525,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[38,20]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":5}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":55497},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589238,"noise_level":-30.767565,"freq_skew":2.480864,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":55609},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969781,"noise_level":-30.737612,"freq_skew":0.251711,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":55972},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.365922,"noise_level":-30.707762,"freq_skew":0.949500,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":247,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8448,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[223,29]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":56078},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432708,"noise_level":-30.707762,"freq_skew":0.126395,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":59,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[209,74,89,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":61932},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817858,"noise_level":-30.271896,"freq_skew":-1.022505,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".9H-EWD","mode":"2","label":"H2","blk_id":"7","ack":"!","flight":"LH02NZ","msg_num":"M45","msg_num_seq":"A","msg_text":"02E26LEMGEDDVN39179W00331818593798M575197024G    QN40110W00321619063797M575208025G    QN41045W00311019133799M577217029G    QN41565W00252619203799M577220031G    QN42443W00217219273799M570225036G    QN43339W00143"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":824313},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.296297,"noise_level":-30.187290,"freq_skew":0.661437,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":826349},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.126185,"noise_level":-30.020508,"freq_skew":3.304925,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043247,"usec":827607},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844920,"noise_level":-29.911076,"freq_skew":3.434167,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":199,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[6,87,14,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043248,"usec":577405},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.783724,"noise_level":-29.332649,"freq_skew":1.973491,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNJ","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"TP437X","msg_num":"M23","msg_num_seq":"A","msg_text":"/LPFR.TI2/024LPFRAC8BB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043248,"usec":577533},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.551296,"noise_level":-29.540930,"freq_skew":2.344791,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043248,"usec":577668},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674411,"noise_level":-29.540930,"freq_skew":0.881795,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043248,"usec":580581},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475566,"noise_level":-29.908775,"freq_skew":1.993131,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3141,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043248,"usec":583533},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.101827,"noise_level":-30.247959,"freq_skew":0.817161,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47502,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[203,127,221,247]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043249,"usec":341028},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017436,"noise_level":-30.191616,"freq_skew":0.193371,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":107400},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694432,"noise_level":-30.417889,"freq_skew":-0.417373,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":107400},"freq":136975000,"burst_len_octets":130,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.694432,"noise_level":-30.417889,"freq_skew":-0.417373,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":70,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":2,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,73,66,69,0,52,37,10],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":107760},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033043,"noise_level":-30.631710,"freq_skew":0.900044,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":107959},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.026416,"noise_level":-31.444595,"freq_skew":-0.427998,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":71,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":2,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,73,66,69,0,52,37,10],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":111612},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681513,"noise_level":-31.094917,"freq_skew":-1.014642,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":112200},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540154,"noise_level":-31.063816,"freq_skew":3.074520,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1307,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":861229},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478417,"noise_level":-30.699034,"freq_skew":0.474661,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[106,243]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":867449},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463772,"noise_level":-30.348957,"freq_skew":-0.588572,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":867945},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.055041,"noise_level":-30.348957,"freq_skew":0.752803,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":3,"variable_part_params":[{"name":"checksum","value":[53,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":869090},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772327,"noise_level":-30.963814,"freq_skew":2.771322,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"81","blk_id":"7","ack":"!","flight":"EC81CR","msg_num":"M12","msg_num_seq":"A","msg_text":"GOOD COPY. THX A LOT\r\n\r\n\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":869518},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620357,"noise_level":-30.933178,"freq_skew":2.458978,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3044,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44589,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[175,135]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043250,"usec":870819},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533784,"noise_level":-30.811701,"freq_skew":0.584728,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8525,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[38,20]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":5}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043251,"usec":625087},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572897,"noise_level":-30.632614,"freq_skew":0.605609,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":605,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043251,"usec":630736},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140451,"noise_level":-30.329998,"freq_skew":0.833920,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043251,"usec":631612},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.068002,"noise_level":-30.301514,"freq_skew":0.623158,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47502,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[203,127,221,247]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043251,"usec":632135},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.011883,"noise_level":-30.273123,"freq_skew":0.735701,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043252,"usec":393939},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.819489,"noise_level":-29.804161,"freq_skew":2.664042,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043252,"usec":395378},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565113,"noise_level":-30.535583,"freq_skew":-0.316151,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":199,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":57,"dst_ref":44789,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[123,30,91,182]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":148045},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734676,"noise_level":-30.390728,"freq_skew":-0.639537,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":70,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":2,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,73,66,69,0,52,37,10],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":148897},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790162,"noise_level":-30.304958,"freq_skew":0.643684,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":149091},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668130,"noise_level":-31.088202,"freq_skew":-0.423515,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":71,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":4,"ack":2,"credit_offered":3,"credit_avail":4,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,73,66,69,0,52,37,10],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":152184},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571216,"noise_level":-30.782318,"freq_skew":-1.200707,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":153261},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142807,"noise_level":-30.692616,"freq_skew":1.895985,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":154511},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.533181,"noise_level":-30.812504,"freq_skew":3.078517,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":911526},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.995046,"noise_level":-30.429010,"freq_skew":-0.438894,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":917057},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.895314,"noise_level":-30.257566,"freq_skew":-0.246304,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":917296},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711953,"noise_level":-30.257566,"freq_skew":0.041505,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"TP473H","msg_num":"C32","msg_num_seq":"A","sublabel":"CF","msg_text":"MM1934041026ABQ\n19320316 340 215\n19335106 340 215\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":918958},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731057,"noise_level":-30.117237,"freq_skew":-0.577842,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":72,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043253,"usec":918958},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.731057,"noise_level":-30.117237,"freq_skew":-0.577842,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":73,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043254,"usec":681127},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213457,"noise_level":-29.682842,"freq_skew":0.734664,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043254,"usec":684524},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267576,"noise_level":-30.142498,"freq_skew":0.844010,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043254,"usec":685894},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588540,"noise_level":-30.031527,"freq_skew":-0.521357,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":74,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043255,"usec":439628},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334688,"noise_level":-29.706863,"freq_skew":1.515679,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":195171},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.145681,"noise_level":-30.349564,"freq_skew":0.599515,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":195754},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803471,"noise_level":-30.545633,"freq_skew":-0.563776,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":349,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":199402},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902588,"noise_level":-30.286310,"freq_skew":-0.518097,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":72,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":199402},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.902588,"noise_level":-30.286310,"freq_skew":-0.518097,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":73,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":962779},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722898,"noise_level":-29.924896,"freq_skew":-0.051136,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":963933},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803226,"noise_level":-29.867952,"freq_skew":-0.466172,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":965114},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.944527,"noise_level":-29.787169,"freq_skew":-0.886233,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":969275},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926062,"noise_level":-29.899666,"freq_skew":-0.432170,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":72,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043256,"usec":970141},"freq":136975000,"burst_len_octets":133,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802862,"noise_level":-29.845533,"freq_skew":-0.549529,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":73,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043257,"usec":723975},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.305062,"noise_level":-29.738266,"freq_skew":0.312450,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":229,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[189,17,209,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043257,"usec":726351},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693571,"noise_level":-29.855286,"freq_skew":-1.101909,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":173,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043257,"usec":726821},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.873051,"noise_level":-29.801426,"freq_skew":1.376393,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":307,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043258,"usec":484590},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419031,"noise_level":-29.485102,"freq_skew":0.630177,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":606,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043258,"usec":484767},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-12.537284,"noise_level":-30.415030,"freq_skew":2.418037,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3045,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043258,"usec":486134},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142071,"noise_level":-30.300543,"freq_skew":0.622139,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043258,"usec":486798},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.065244,"noise_level":-30.243858,"freq_skew":0.833461,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043258,"usec":492328},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467988,"noise_level":-29.965868,"freq_skew":0.509771,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043259,"usec":244920},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.434600,"noise_level":-30.635998,"freq_skew":1.076537,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":306,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8444,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[221,75,19,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043259,"usec":248905},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388415,"noise_level":-30.489473,"freq_skew":0.701669,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043259,"usec":249953},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.497706,"noise_level":-30.800732,"freq_skew":0.598024,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":839,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[165,112,30,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043259,"usec":253825},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258933,"noise_level":-30.533798,"freq_skew":0.597214,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":13396},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.203717,"noise_level":-30.324924,"freq_skew":0.266002,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":60,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":15928},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128546,"noise_level":-30.127584,"freq_skew":0.786686,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":12606,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":16074},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.210274,"noise_level":-30.099756,"freq_skew":0.593229,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47530,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[98,168,56,76]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":19}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":125.750000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":17817},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.291309,"noise_level":-29.989323,"freq_skew":-0.530975,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":18385},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.520245,"noise_level":-29.934631,"freq_skew":1.433428,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6634,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":765699},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592044,"noise_level":-29.967386,"freq_skew":0.256034,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[217,247,74,45]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28441,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[186,104,175,115]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":11,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":766473},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567412,"noise_level":-30.856678,"freq_skew":0.836375,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":408,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[97,62,137,99]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28562,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[93,113,190,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":767146},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553309,"noise_level":-31.869678,"freq_skew":1.241974,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":768703},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584462,"noise_level":-32.664406,"freq_skew":0.512761,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8525,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[144,111]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":15}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":768792},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.225614,"noise_level":-32.664406,"freq_skew":0.749649,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043260,"usec":770007},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.021996,"noise_level":-33.052551,"freq_skew":1.446423,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":530769},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188962,"noise_level":-33.421391,"freq_skew":0.654424,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":532248},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253715,"noise_level":-33.259991,"freq_skew":0.668658,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47533,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[5,29,133,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":532383},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195894,"noise_level":-33.259991,"freq_skew":0.761054,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40466,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[49,134]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":532383},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.195894,"noise_level":-33.259991,"freq_skew":0.761054,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40467,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[182,100]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":532862},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719749,"noise_level":-33.585068,"freq_skew":0.656053,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":499,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":533273},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843860,"noise_level":-33.543667,"freq_skew":-0.620196,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":72,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":533273},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.843860,"noise_level":-33.543667,"freq_skew":-0.620196,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":73,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":535904},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871734,"noise_level":-33.420628,"freq_skew":1.967769,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043261,"usec":536298},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747725,"noise_level":-33.897820,"freq_skew":-0.320853,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043262,"usec":293046},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793172,"noise_level":-33.235363,"freq_skew":1.760357,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3606,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[172,2]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043262,"usec":293753},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437807,"noise_level":-33.155998,"freq_skew":0.936905,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043262,"usec":294057},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283805,"noise_level":-33.116585,"freq_skew":0.585517,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[95,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043262,"usec":294617},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322881,"noise_level":-33.077351,"freq_skew":0.763227,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[225,127,68,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043262,"usec":295537},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887413,"noise_level":-32.999413,"freq_skew":0.227119,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043262,"usec":297725},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.142941,"noise_level":-32.845600,"freq_skew":0.717570,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":12675,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":58876},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392396,"noise_level":-32.545914,"freq_skew":1.412820,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5647,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28516,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[33,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":59964},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.987400,"noise_level":-32.436146,"freq_skew":-0.020039,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVS","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"TP05AS","msg_num":"M75","msg_num_seq":"A","msg_text":"1934,28700,7240,N 400509,W  81040"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":60225},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620928,"noise_level":-32.399860,"freq_skew":0.710130,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":64868},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.896214,"noise_level":-32.010433,"freq_skew":2.322668,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"B9","blk_id":"3","ack":"!","flight":"FR76VB","msg_num":"M14","msg_num_seq":"A","msg_text":"/LEMD.TI2/024LEMDA367D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":815457},"freq":136975000,"burst_len_octets":154,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512911,"noise_level":-31.506054,"freq_skew":0.776212,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"NT5483","msg_num":"C35","msg_num_seq":"A","sublabel":"CF","msg_text":"MM193407102611741.64241/-5.10954\r\n193202162070  21\r\n193203062070  21\r\n193241162070  21\r\n193242062070  21\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":818251},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350037,"noise_level":-31.280342,"freq_skew":1.369756,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":456,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":818599},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.680836,"noise_level":-32.128502,"freq_skew":0.544856,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"GCXO"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-5.100000},"alt":38000}},{"name":"alternate_ground_stations","value":["1191CA","119A8A","1192CA","11928A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":819204},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477572,"noise_level":-32.373611,"freq_skew":0.559081,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":819797},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463108,"noise_level":-32.337585,"freq_skew":1.397145,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":820171},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453103,"noise_level":-32.301712,"freq_skew":0.512306,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043263,"usec":821333},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590880,"noise_level":-32.715549,"freq_skew":1.550530,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8450,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[95,231,60,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043264,"usec":578341},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376019,"noise_level":-32.603626,"freq_skew":0.663972,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043264,"usec":578655},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.133351,"noise_level":-32.969627,"freq_skew":0.664493,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043264,"usec":579667},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674226,"noise_level":-32.854408,"freq_skew":2.923435,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":588,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043264,"usec":580542},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207354,"noise_level":-32.778435,"freq_skew":0.846154,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043264,"usec":582169},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.215852,"noise_level":-32.628452,"freq_skew":0.658512,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-DLB","mode":"2","label":"A9","blk_id":"D","ack":"!","msg_text":"/MADAAYA.TI2/LEMD ATIS ARR P 1930Z\r\nEXPECT ILS Z APCH\r\nINDEPENDENT PARALLEL\r\nOPERATIONS IN FORCE\r\nRWY IN USE 32L AND 32R\r\nTRL FL140\r\nTWY H2 AND H3 CLSD ,\r\nTWY EA5 CLSD , GATE 12\r\nCLSD , TWY M12 AND M13\r\nCLSD , RWY 32L RA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043264,"usec":583627},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701437,"noise_level":-33.107780,"freq_skew":0.675757,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043264,"usec":584125},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.857665,"noise_level":-33.068584,"freq_skew":-0.464318,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":72,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043264,"usec":584125},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.857665,"noise_level":-33.068584,"freq_skew":-0.464318,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":73,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043265,"usec":348564},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632798,"noise_level":-32.948929,"freq_skew":0.959044,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":490,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043265,"usec":349740},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571832,"noise_level":-33.429329,"freq_skew":-0.670909,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043265,"usec":351060},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.253179,"noise_level":-33.267784,"freq_skew":-1.070034,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043265,"usec":351825},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660695,"noise_level":-33.188126,"freq_skew":2.722093,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-6.900000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043265,"usec":352803},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.916498,"noise_level":-33.109188,"freq_skew":2.251605,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043265,"usec":352994},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099001,"noise_level":-33.733170,"freq_skew":0.637617,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043265,"usec":353297},"freq":136975000,"burst_len_octets":154,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662007,"noise_level":-33.733170,"freq_skew":0.677591,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"NT5483","msg_num":"C35","msg_num_seq":"A","sublabel":"CF","msg_text":"MM193407102611741.64241/-5.10954\r\n193202162070  21\r\n193203062070  21\r\n193241162070  21\r\n193242062070  21\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":97589},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257839,"noise_level":-34.704018,"freq_skew":0.958083,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":98047},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889781,"noise_level":-35.553978,"freq_skew":-0.472406,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":72,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":2,"credit_offered":3,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":98047},"freq":136975000,"burst_len_octets":243,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.889781,"noise_level":-35.553978,"freq_skew":-0.472406,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":73,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":2,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":98356},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638331,"noise_level":-35.502075,"freq_skew":2.668533,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"EC81CR","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":98356},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.638331,"noise_level":-35.502075,"freq_skew":2.668533,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":99560},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407633,"noise_level":-35.348194,"freq_skew":0.828612,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,73,66,66,0,52,130,18,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":99706},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289426,"noise_level":-35.348194,"freq_skew":2.120727,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":99803},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.942088,"noise_level":-35.348194,"freq_skew":-0.867332,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":110,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[65,53,18,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":100348},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.139370,"noise_level":-35.247101,"freq_skew":0.705698,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":108041},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.234648,"noise_level":-34.999397,"freq_skew":0.743075,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[225,127,68,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":108602},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.059159,"noise_level":-35.343811,"freq_skew":0.612741,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15101022","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":110956},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195736,"noise_level":-35.093372,"freq_skew":0.705761,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47538,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":51,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[78,227,12,28]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":25}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LECB"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":866528},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436144,"noise_level":-34.802078,"freq_skew":2.203794,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"_d","blk_id":"4","ack":"D","flight":"FR76VB","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":867659},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.600641,"noise_level":-34.693874,"freq_skew":-3.256682,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":30,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28631,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[54,70,170,175]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28631,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[9,251,176,15]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":25}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":869595},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.061075,"noise_level":-34.415466,"freq_skew":0.792069,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-OJI","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":871181},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.999405,"noise_level":-34.324612,"freq_skew":2.616477,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":872404},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351511,"noise_level":-34.234699,"freq_skew":0.777407,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"X","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":873127},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336258,"noise_level":-34.190090,"freq_skew":2.130214,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"FR76VB","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":873294},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382824,"noise_level":-34.190090,"freq_skew":0.788320,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47540,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[130,156,133,63]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043266,"usec":874100},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010327,"noise_level":-34.339527,"freq_skew":-0.028989,"avlc":{"src":{"addr":"4952D3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":625145},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807899,"noise_level":-34.339527,"freq_skew":1.925411,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNJ","mode":"2","label":"_d","blk_id":"8","ack":"B","flight":"TP437X","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":625472},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591032,"noise_level":-35.112385,"freq_skew":1.443912,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":48,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8450,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[95,231,60,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":625552},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691798,"noise_level":-35.112385,"freq_skew":0.682388,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":625799},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.395404,"noise_level":-35.248062,"freq_skew":0.512741,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[95,252]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":626333},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.143470,"noise_level":-35.148121,"freq_skew":2.036534,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[138,247,74,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":627472},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219171,"noise_level":-35.000336,"freq_skew":0.874065,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":409,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28562,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[216,79,74,204]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":26}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":627864},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439076,"noise_level":-35.810791,"freq_skew":2.138094,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23121277","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,162,191,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":631975},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904003,"noise_level":-36.370914,"freq_skew":2.796727,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":633333},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.057118,"noise_level":-36.145096,"freq_skew":-3.350166,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043267,"usec":633776},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554255,"noise_level":-36.089546,"freq_skew":0.782655,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":386439},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.390288,"noise_level":-36.416256,"freq_skew":0.883994,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47543,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[90,233,183,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":386758},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406488,"noise_level":-36.358952,"freq_skew":0.756981,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C2A4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":387197},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280291,"noise_level":-36.245464,"freq_skew":1.068039,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"VY3158","msg_num":"M87","msg_num_seq":"A","msg_text":"193424,36969,2209, 214,N 41.549 W  4.695,----"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":387587},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.044551,"noise_level":-36.189270,"freq_skew":0.758818,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,69,83,48,49,1],"dst_nsap":[71,0,39,65,73,66,69,0,52,68,23,0,0,83,65,65,66,0,0,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":52200,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[66]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":64000,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[71,42,128,188]},{"name":"checksum","value":[125,110]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":387587},"freq":136975000,"burst_len_octets":187,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.044551,"noise_level":-36.189270,"freq_skew":0.758818,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,69,83,48,49,1],"dst_nsap":[71,0,39,65,73,66,69,0,52,68,23,0,0,83,65,65,66,0,0,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":52200,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[66]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":64000,"dst_ref":0,"credit":10,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":1024},{"name":"atn_checksum","value":[71,42,128,188]},{"name":"checksum","value":[125,110]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25248130,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":388450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702934,"noise_level":-36.077965,"freq_skew":0.822171,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":388899},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130579,"noise_level":-36.396843,"freq_skew":0.854640,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47544,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[34,18,219,192]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":27}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":389296},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306553,"noise_level":-36.339668,"freq_skew":2.057730,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"_d","blk_id":"6","ack":"E","flight":"FR76VB","msg_num":"S64","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":395123},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574660,"noise_level":-36.114647,"freq_skew":-3.188677,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":31,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":52,"dst_ref":64000,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[6,223,109,162]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":395854},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596071,"noise_level":-36.004288,"freq_skew":2.532181,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":395996},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.009015,"noise_level":-36.004288,"freq_skew":0.653761,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043268,"usec":396721},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686872,"noise_level":-36.732334,"freq_skew":2.355119,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":154137},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177054,"noise_level":-36.732334,"freq_skew":1.978146,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":154737},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.837351,"noise_level":-36.787678,"freq_skew":2.446005,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":155446},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.183785,"noise_level":-36.668484,"freq_skew":1.436168,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6634,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":155905},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596900,"noise_level":-36.550907,"freq_skew":0.695142,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":156941},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202823,"noise_level":-36.377472,"freq_skew":0.727505,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":160606},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.052813,"noise_level":-36.151482,"freq_skew":0.718156,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47520,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":161140},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.075415,"noise_level":-36.314766,"freq_skew":0.627620,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344417","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":52201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[249,161,15,21]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":161910},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.300372,"noise_level":-36.201851,"freq_skew":0.640328,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":912564},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.188890,"noise_level":-35.764317,"freq_skew":0.637070,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":913114},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656224,"noise_level":-35.658295,"freq_skew":0.713964,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":410,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[212,221,132,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":917985},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170232,"noise_level":-34.950291,"freq_skew":1.323927,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":918858},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958573,"noise_level":-34.901855,"freq_skew":-3.255864,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043269,"usec":921121},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618213,"noise_level":-34.710793,"freq_skew":0.333952,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":61,"dst_ref":8561,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[218,232,198,158]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043270,"usec":672753},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.032142,"noise_level":-34.912067,"freq_skew":0.713452,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043270,"usec":674335},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.956063,"noise_level":-34.673611,"freq_skew":2.483514,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043270,"usec":676406},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641479,"noise_level":-34.350399,"freq_skew":-3.487882,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-JZBX","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"LS09KC","msg_num":"D04","msg_num_seq":"A","sublabel":"DF","msg_text":"41102??????B737-800261026JX0009EGNMLEMG2724EXS702\r\n191859CR827639010243787-594-329N41555W004152131566\r\n08819088200914091462666200020003\r\n24192496006300634647085085\r\n05030440570020180000\r\n330205345164000\r\n11"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043271,"usec":436489},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451999,"noise_level":-33.737961,"freq_skew":1.245659,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[233,156,205,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043271,"usec":438297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291588,"noise_level":-33.488155,"freq_skew":0.592602,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043271,"usec":438702},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738711,"noise_level":-33.447208,"freq_skew":0.314024,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":209566},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538725,"noise_level":-33.367954,"freq_skew":0.754204,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":210787},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452439,"noise_level":-33.507839,"freq_skew":2.611671,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-0.800000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":211539},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325481,"noise_level":-33.466801,"freq_skew":1.143481,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":213781},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835554,"noise_level":-33.545471,"freq_skew":-0.314742,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.600002,"lon":-2.700000},"alt":16000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":214854},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556000,"noise_level":-33.463234,"freq_skew":2.569106,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"EC43LM","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":214854},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.556000,"noise_level":-33.463234,"freq_skew":2.569106,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21000531","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,1,89,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":960609},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.054563,"noise_level":-33.301064,"freq_skew":0.642111,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34250A","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":962434},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777986,"noise_level":-33.592865,"freq_skew":1.092726,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":962627},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.848242,"noise_level":-33.592865,"freq_skew":-0.463626,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"IB05CA","msg_num":"S24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":962627},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.848242,"noise_level":-33.592865,"freq_skew":-0.463626,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,37,10,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":965107},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.994915,"noise_level":-33.347137,"freq_skew":0.824219,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34250A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15022412","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043272,"usec":969065},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767474,"noise_level":-33.029957,"freq_skew":0.465192,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[150,135,169,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043273,"usec":722084},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129890,"noise_level":-32.574902,"freq_skew":0.612875,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47553,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":60,"credit":10,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[78,165,11,120]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043273,"usec":724061},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.341483,"noise_level":-32.392113,"freq_skew":-0.603480,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043273,"usec":724604},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.019340,"noise_level":-32.356010,"freq_skew":0.815849,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34250A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-JZM","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043273,"usec":724770},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354422,"noise_level":-32.623848,"freq_skew":0.613313,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043274,"usec":480865},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.843102,"noise_level":-32.331585,"freq_skew":2.696255,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043274,"usec":484838},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.008651,"noise_level":-31.910847,"freq_skew":0.786794,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62525,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[70,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043274,"usec":486472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.282716,"noise_level":-31.842663,"freq_skew":-0.621488,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043274,"usec":494014},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581372,"noise_level":-31.741381,"freq_skew":-0.189636,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":200,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043274,"usec":495440},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551415,"noise_level":-32.459560,"freq_skew":0.230533,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043274,"usec":496178},"freq":136975000,"burst_len_octets":256,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743580,"noise_level":-32.350868,"freq_skew":-3.629370,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-JZBX","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"LS09KC","msg_num":"D04","msg_num_seq":"A","sublabel":"DF","msg_text":"41102??????B737-800261026JX0009EGNMLEMG2724EXS702\r\n191859CR827639010243787-594-329N41555W004152131566\r\n08819088200914091462666200020003\r\n24192496006300634647085085\r\n05030440570020180000\r\n330205345164000\r\n11"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043275,"usec":249414},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484135,"noise_level":-32.067505,"freq_skew":0.864425,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043275,"usec":250184},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732717,"noise_level":-31.963585,"freq_skew":2.822483,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043275,"usec":253638},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.335393,"noise_level":-31.725826,"freq_skew":2.158485,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3383,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[98,224]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043276,"usec":8148},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.581586,"noise_level":-30.987507,"freq_skew":0.834841,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043276,"usec":8737},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930514,"noise_level":-30.956785,"freq_skew":-2.089289,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[100,19,179,73]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043276,"usec":770539},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420799,"noise_level":-30.933056,"freq_skew":0.718411,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043276,"usec":775178},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598184,"noise_level":-30.632496,"freq_skew":1.783678,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":726,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[206,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043277,"usec":536795},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.207371,"noise_level":-30.399319,"freq_skew":-2.243562,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043277,"usec":537554},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.971298,"noise_level":-30.341990,"freq_skew":0.704684,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4006EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":215,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":13075,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043277,"usec":541401},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.809022,"noise_level":-30.998793,"freq_skew":-0.416481,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043277,"usec":542387},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.219954,"noise_level":-30.906839,"freq_skew":0.705372,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47565,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[158,89]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043277,"usec":543142},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.551369,"noise_level":-30.846071,"freq_skew":-0.348833,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":200,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043277,"usec":543586},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326063,"noise_level":-31.811636,"freq_skew":0.599168,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043278,"usec":292124},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652582,"noise_level":-31.819092,"freq_skew":-3.577178,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-JZBX","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"LS09KC","msg_num":"D04","msg_num_seq":"B","sublabel":"DF","msg_text":"00000011660883088300000000\r\n018CE018CE0000000000000010000939B0539945\r\n020000000010000200007F0927F0920000000000\r\n408484084B8621928921397E6D7E6DBA\r\n03220327099100068068-0020001XXXXXXXX\r\n0295029510851090046046"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043278,"usec":297766},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327708,"noise_level":-31.939924,"freq_skew":1.770016,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":54754},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.941576,"noise_level":-32.869144,"freq_skew":0.651142,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":55125},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829080,"noise_level":-32.831009,"freq_skew":0.239521,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":427,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,17,10,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":55767},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399712,"noise_level":-32.755241,"freq_skew":0.749451,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":59009},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.312603,"noise_level":-32.349926,"freq_skew":0.659727,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62526,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":2,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[18,81]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":38}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":60759},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645273,"noise_level":-32.278221,"freq_skew":2.451464,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1393,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":61632},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687395,"noise_level":-32.171761,"freq_skew":-3.424551,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"LS09KC","msg_num":"D04","msg_num_seq":"C","sublabel":"DF","msg_text":"41102??????B737-800261026JX0009EGNMLEMG2724EXS702\r\n191859CR827639010243787-594-329N41555W004152131566\r\n08819088200914091462666200020003\r\n24192496006300634647085085\r\n05030440570020180000\r\n330205345164000\r\n1100000011660883088300000000\r\n018CE018CE0000000000000010000939B0539945\r\n020000000010000200007F0927F0920000000000\r\n408484084B8621928921397E6D7E6DBA\r\n03220327099100068068-0020001XXXXXXXX\r\n02950295108510900460460398041062856635\r\nXXXXXXXXXXXXXXXXXXXXXXXX\r\nXXXXXXXXXXXXXXXXXXXXXXXX\r\n108558085580275302753\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":62111},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.265086,"noise_level":-32.136566,"freq_skew":0.737479,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NLY","mode":"2","label":"_d","blk_id":"Y","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":815993},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440860,"noise_level":-32.031818,"freq_skew":0.749477,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":817506},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236110,"noise_level":-31.894091,"freq_skew":0.726082,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4006EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":215,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":13075,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":821875},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243157,"noise_level":-31.526232,"freq_skew":0.721235,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043279,"usec":823160},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688387,"noise_level":-31.517000,"freq_skew":2.435337,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3384,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8371,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[93,151]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043280,"usec":583460},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.242011,"noise_level":-31.164455,"freq_skew":1.016658,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043280,"usec":585496},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499658,"noise_level":-31.791327,"freq_skew":2.378684,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3385,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8371,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[177,151]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043280,"usec":585985},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.011008,"noise_level":-32.050964,"freq_skew":0.698260,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043280,"usec":591015},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425800,"noise_level":-32.228676,"freq_skew":-3.351436,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043280,"usec":591648},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.118234,"noise_level":-32.193245,"freq_skew":0.695370,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":13173,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043280,"usec":593721},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.867064,"noise_level":-32.018234,"freq_skew":-0.326973,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043281,"usec":341268},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393165,"noise_level":-31.983652,"freq_skew":0.693296,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043281,"usec":341963},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638626,"noise_level":-31.914898,"freq_skew":2.914879,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":801,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043281,"usec":342538},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237935,"noise_level":-31.846680,"freq_skew":0.792100,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62528,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":6,"variable_part_params":[{"name":"checksum","value":[66,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043281,"usec":342916},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775027,"noise_level":-31.812773,"freq_skew":-0.249649,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":470,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[192,148,25,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043281,"usec":348447},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008609,"noise_level":-31.518915,"freq_skew":2.685217,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043282,"usec":106490},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.815762,"noise_level":-31.967369,"freq_skew":2.356364,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043282,"usec":110919},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.125733,"noise_level":-31.698490,"freq_skew":-0.269830,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043282,"usec":865758},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604533,"noise_level":-31.274803,"freq_skew":1.419565,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[67,70,153,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043282,"usec":867418},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812534,"noise_level":-31.117193,"freq_skew":2.685314,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043282,"usec":868843},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445479,"noise_level":-31.127787,"freq_skew":2.914435,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3903,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043282,"usec":869518},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151087,"noise_level":-31.842735,"freq_skew":0.833261,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47578,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[102,111,11,7]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043282,"usec":869878},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604664,"noise_level":-31.808844,"freq_skew":0.898292,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"8","ack":"U","flight":"AY087T","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043283,"usec":626603},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339173,"noise_level":-31.412125,"freq_skew":0.704006,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043283,"usec":628652},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442863,"noise_level":-31.818943,"freq_skew":0.605657,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043283,"usec":630285},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682559,"noise_level":-31.751472,"freq_skew":1.110524,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"AY087T","msg_num":"F76","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043283,"usec":632866},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587133,"noise_level":-32.041889,"freq_skew":1.231958,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043284,"usec":390370},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351282,"noise_level":-31.869873,"freq_skew":2.124977,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4703,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[223,216]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043284,"usec":395950},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.229927,"noise_level":-31.503017,"freq_skew":0.319261,"avlc":{"src":{"addr":"407568","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28369,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[29,247,234,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043284,"usec":399981},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.023801,"noise_level":-31.182444,"freq_skew":-3.456168,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043284,"usec":400867},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316313,"noise_level":-31.151028,"freq_skew":2.181150,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4704,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28580,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[195,48]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043285,"usec":152870},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754924,"noise_level":-31.701490,"freq_skew":0.937773,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"AY087T","msg_num":"F77","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43556W006496,DEMOS,193442,340,LOTEE,194147,AZFIC,M49,21272,241FF28"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043285,"usec":155138},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849121,"noise_level":-31.470709,"freq_skew":1.150655,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"1","ack":"V","flight":"AY087T","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043285,"usec":909685},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.318651,"noise_level":-31.151304,"freq_skew":0.745013,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":13297,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043285,"usec":910752},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912776,"noise_level":-31.057730,"freq_skew":0.973594,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.000000,"lon":-5.800000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043285,"usec":912237},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127057,"noise_level":-31.290138,"freq_skew":0.740048,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D9","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043285,"usec":914316},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801331,"noise_level":-31.132256,"freq_skew":-3.553355,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043285,"usec":914584},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605711,"noise_level":-31.686487,"freq_skew":0.892360,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP1337","msg_num":"S21","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043285,"usec":916373},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989905,"noise_level":-31.586998,"freq_skew":1.041347,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250731","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,217,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043286,"usec":671587},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141839,"noise_level":-31.359198,"freq_skew":0.639619,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22250731","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043286,"usec":672925},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418091,"noise_level":-31.231659,"freq_skew":2.217699,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4705,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043286,"usec":673131},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587977,"noise_level":-31.231659,"freq_skew":0.728162,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043286,"usec":673531},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170034,"noise_level":-31.778236,"freq_skew":0.731002,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D9","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043286,"usec":674106},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.765064,"noise_level":-31.711082,"freq_skew":2.951828,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043286,"usec":675686},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728794,"noise_level":-32.603756,"freq_skew":0.920800,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"38","blk_id":"2","ack":"!","flight":"AY087T","msg_num":"M56","msg_num_seq":"A","msg_text":"/AY1732/261026/W  6.840/N 43.920/34012/-------/      /- 49/21206/ 71\r\n/109/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043287,"usec":437508},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069741,"noise_level":-32.348080,"freq_skew":1.041827,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043287,"usec":449922},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754608,"noise_level":-31.491875,"freq_skew":-0.222880,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[49,1,199,179]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28648,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[156,169,138,13]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":46}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043288,"usec":959550},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886223,"noise_level":-30.419399,"freq_skew":0.971111,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043288,"usec":960616},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673957,"noise_level":-30.333349,"freq_skew":-0.243926,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043289,"usec":723090},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167370,"noise_level":-30.151426,"freq_skew":0.748748,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47588,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":25,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[155,179]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LPPC","facility_name":"LISBOA","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":134.855000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043290,"usec":484196},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512964,"noise_level":-29.453529,"freq_skew":0.816766,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2761,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28497,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[101,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043290,"usec":487007},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565470,"noise_level":-29.332760,"freq_skew":2.395829,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4706,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28580,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[250,229]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":48}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043290,"usec":488492},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.876905,"noise_level":-30.201170,"freq_skew":-2.131095,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":270,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[185,223,229,243]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28493,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[252,11,105,108]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043290,"usec":489376},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.294298,"noise_level":-30.117245,"freq_skew":0.829565,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2762,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28497,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[105,247]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043290,"usec":489929},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588937,"noise_level":-30.089451,"freq_skew":0.809022,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043291,"usec":245150},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.048820,"noise_level":-29.893665,"freq_skew":0.699845,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[237,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":5238},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.328302,"noise_level":-29.316360,"freq_skew":-2.260216,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":6872},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591043,"noise_level":-29.190340,"freq_skew":2.417986,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":9177},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695940,"noise_level":-29.662485,"freq_skew":0.876312,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":10547},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.968578,"noise_level":-30.142273,"freq_skew":0.945548,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2227,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":10754},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.353236,"noise_level":-30.142273,"freq_skew":2.731237,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":12295},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.272111,"noise_level":-30.031301,"freq_skew":2.443022,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3386,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8371,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[243,63]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":12669},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.501446,"noise_level":-31.112415,"freq_skew":2.161702,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":773023},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.046665,"noise_level":-31.680944,"freq_skew":0.750899,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62545,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":2,"credit":15,"rseq":7,"variable_part_params":[{"name":"checksum","value":[62,123]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":773536},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595672,"noise_level":-31.614534,"freq_skew":2.367944,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4707,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[212,225]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":774525},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.694655,"noise_level":-31.515863,"freq_skew":2.384233,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3387,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28664,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[144,5]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":50}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":774610},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721517,"noise_level":-31.515863,"freq_skew":0.647140,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62546,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8371,"dst_ref":2,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[117,226]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":776150},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658313,"noise_level":-31.857958,"freq_skew":-0.382492,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":202,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28648,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[222,55,121,77]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":778913},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964160,"noise_level":-31.623035,"freq_skew":0.976038,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043292,"usec":779211},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.919551,"noise_level":-31.589987,"freq_skew":0.728894,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47604,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[116,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043293,"usec":535070},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786336,"noise_level":-31.234529,"freq_skew":-0.635633,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","sndcf_error_report":{"err":false,"cause_code":2,"cause_descr":"Directory entry exists","local_ref":65,"erroneous_pdu_present":true,"clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40489,"segment_offset":0,"pdu_total_len":89},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}}],"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[195,1,192]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043293,"usec":537277},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479902,"noise_level":-31.140059,"freq_skew":2.396436,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2,"dst_ref":8371,"variable_part_params":[{"name":"checksum","value":[58,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043293,"usec":538484},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109607,"noise_level":-31.140059,"freq_skew":-0.579717,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8539,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,201,145,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043293,"usec":541172},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522779,"noise_level":-30.862658,"freq_skew":-0.736971,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043294,"usec":296058},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641432,"noise_level":-30.448021,"freq_skew":-0.110110,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":53991},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103776,"noise_level":-30.649746,"freq_skew":0.591103,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[69,125]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":55861},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.063901,"noise_level":-31.175203,"freq_skew":-0.135148,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGNT"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":56692},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128234,"noise_level":-31.112537,"freq_skew":1.916925,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2834,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":812081},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099392,"noise_level":-30.626842,"freq_skew":-0.085615,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20077173","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,79,77,0,64,126,123,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":812081},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.099392,"noise_level":-30.626842,"freq_skew":-0.085615,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TUMX","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"BY0801","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":813639},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438447,"noise_level":-30.480471,"freq_skew":2.415638,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[66,36]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":814558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007635,"noise_level":-30.393818,"freq_skew":-0.185399,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":814974},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377487,"noise_level":-30.365124,"freq_skew":2.927136,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":41.900002,"lon":-0.900000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":815918},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778974,"noise_level":-30.308018,"freq_skew":-0.297535,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[134,205,249,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043295,"usec":819990},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.935913,"noise_level":-31.043285,"freq_skew":2.931813,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"EC43LM","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043296,"usec":578650},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.891134,"noise_level":-30.920273,"freq_skew":2.864158,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21000531","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,1,89,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043296,"usec":580103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.571259,"noise_level":-30.768913,"freq_skew":0.628731,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043296,"usec":581090},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724581,"noise_level":-30.679348,"freq_skew":0.547447,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043296,"usec":583507},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759322,"noise_level":-30.561348,"freq_skew":-0.190910,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043297,"usec":340669},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.150964,"noise_level":-30.049324,"freq_skew":0.814212,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[239,50,216,138]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"/ATC UNIT MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":133.125000,"unit":"MHz"}}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043297,"usec":343734},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833302,"noise_level":-29.939528,"freq_skew":-0.536710,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8539,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,201,145,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043297,"usec":343734},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.833302,"noise_level":-29.939528,"freq_skew":-0.536710,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043297,"usec":345258},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771589,"noise_level":-30.215977,"freq_skew":2.886162,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043297,"usec":345667},"freq":136975000,"burst_len_octets":121,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.877771,"noise_level":-30.187864,"freq_skew":-3.628234,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"80","blk_id":"0","ack":"!","flight":"LS09KC","msg_num":"M30","msg_num_seq":"A","msg_text":"3701 INRANG 09KC/26 EGNM/LEMG .G-JZBX\r\n/ETA 2011/ERT 2015\r\n148+0 1R 5S 6DPNA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043297,"usec":346163},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827612,"noise_level":-30.159840,"freq_skew":1.572436,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":49,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043297,"usec":347487},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714561,"noise_level":-30.048647,"freq_skew":-1.871154,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":337,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[23,31,246,137]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28661,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[109,241,232,205]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043298,"usec":106196},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.864495,"noise_level":-30.231829,"freq_skew":-0.032222,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043298,"usec":108616},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.165156,"noise_level":-30.036573,"freq_skew":0.781957,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[246,121,237,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043298,"usec":109020},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.532564,"noise_level":-30.287243,"freq_skew":0.687031,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043298,"usec":113092},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793919,"noise_level":-30.560896,"freq_skew":0.847196,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2820,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28603,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[134,151]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043298,"usec":861940},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015459,"noise_level":-30.132162,"freq_skew":0.642273,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2821,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44761,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[184,84]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043298,"usec":862744},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888517,"noise_level":-30.076563,"freq_skew":-1.624779,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043298,"usec":867006},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393366,"noise_level":-29.784010,"freq_skew":0.857500,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZBX","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043299,"usec":630151},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753862,"noise_level":-29.365574,"freq_skew":0.472334,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043299,"usec":633454},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.276518,"noise_level":-29.138771,"freq_skew":1.890762,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043300,"usec":387012},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.027385,"noise_level":-28.966372,"freq_skew":0.653000,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2822,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":22,"dst_ref":28603,"variable_part_params":[{"name":"checksum","value":[142,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043300,"usec":388721},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.613909,"noise_level":-28.845293,"freq_skew":1.895046,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":846,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043300,"usec":388968},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.100206,"noise_level":-29.633398,"freq_skew":-3.460642,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043300,"usec":392095},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.681766,"noise_level":-29.399586,"freq_skew":0.682021,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2823,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44761,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[98,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043300,"usec":394130},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855366,"noise_level":-29.272362,"freq_skew":1.364530,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043301,"usec":147864},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330635,"noise_level":-29.122108,"freq_skew":0.820826,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043301,"usec":149058},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727049,"noise_level":-29.023365,"freq_skew":-0.729360,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":350,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8539,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,201,145,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043301,"usec":149543},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459436,"noise_level":-28.974415,"freq_skew":0.947166,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-3.000000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043301,"usec":150385},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109560,"noise_level":-28.925734,"freq_skew":-0.727864,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043301,"usec":150706},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611855,"noise_level":-28.901497,"freq_skew":-1.836970,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28661,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[113,154,108,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043302,"usec":677603},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.184062,"noise_level":-28.223263,"freq_skew":0.804202,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2763,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28497,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[110,215]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":0}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043302,"usec":677799},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179434,"noise_level":-28.223263,"freq_skew":0.860720,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":13769,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043302,"usec":683791},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290565,"noise_level":-28.844366,"freq_skew":0.713844,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2764,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8470,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[137,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043302,"usec":684061},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.034797,"noise_level":-28.844366,"freq_skew":0.638480,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47619,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":25,"credit":10,"rseq":8,"variable_part_params":[{"name":"checksum","value":[233,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043303,"usec":434041},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.136817,"noise_level":-28.742916,"freq_skew":0.834872,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47620,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28497,"dst_ref":25,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[226,114]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043303,"usec":436344},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.022927,"noise_level":-29.034424,"freq_skew":2.035385,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043303,"usec":447184},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451020,"noise_level":-29.551987,"freq_skew":0.880998,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":491,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[13,115,131,63]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043303,"usec":447594},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619267,"noise_level":-30.630604,"freq_skew":0.895587,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[79,210,118,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":196895},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284448,"noise_level":-30.522673,"freq_skew":0.858666,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2765,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":25,"dst_ref":28497,"variable_part_params":[{"name":"checksum","value":[1,149]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":198205},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679972,"noise_level":-31.382343,"freq_skew":1.441625,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4149,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[251,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":198930},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174659,"noise_level":-31.286259,"freq_skew":1.820724,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2512,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":199330},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847186,"noise_level":-31.254467,"freq_skew":-1.803893,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":338,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28661,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[113,154,108,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":34,"sec":59}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":200064},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.505790,"noise_level":-31.254467,"freq_skew":0.709464,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2824,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44761,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[94,230]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":201223},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658160,"noise_level":-31.159781,"freq_skew":0.888659,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2229,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[104,190,123,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":960015},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644639,"noise_level":-30.851412,"freq_skew":0.799555,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":960188},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206348,"noise_level":-30.937464,"freq_skew":0.796943,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[76,70,32,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":961992},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.485836,"noise_level":-30.755791,"freq_skew":1.279769,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5648,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8479,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[71,155]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":962654},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.118170,"noise_level":-30.696070,"freq_skew":0.647077,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2825,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44761,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[226,223]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":964739},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333720,"noise_level":-30.519325,"freq_skew":0.924374,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2764,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8470,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[137,171]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":965176},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508763,"noise_level":-30.743088,"freq_skew":0.827936,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":678,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":965886},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806264,"noise_level":-30.683453,"freq_skew":0.908344,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043304,"usec":967486},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813316,"noise_level":-31.149683,"freq_skew":-1.701103,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043305,"usec":721945},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.035712,"noise_level":-30.951786,"freq_skew":0.877041,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62558,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":1,"variable_part_params":[{"name":"checksum","value":[221,201]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043305,"usec":722444},"freq":136975000,"burst_len_octets":139,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.135459,"noise_level":-31.204241,"freq_skew":0.671081,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[97,41]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043305,"usec":722444},"freq":136975000,"burst_len_octets":139,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.135459,"noise_level":-31.204241,"freq_skew":0.671081,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62559,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[64,234]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043305,"usec":724387},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177602,"noise_level":-31.016962,"freq_skew":0.741313,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951D9","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043305,"usec":724749},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377331,"noise_level":-30.986137,"freq_skew":0.752572,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":59,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[96,101,116,93]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043306,"usec":483816},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629859,"noise_level":-30.642309,"freq_skew":2.419892,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043306,"usec":486412},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.182360,"noise_level":-31.342102,"freq_skew":0.916715,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2766,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[134,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043306,"usec":488997},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496996,"noise_level":-31.804699,"freq_skew":0.618650,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"EPMO"},{"name":"ac_location","value":{"loc":{"lat":44.200001,"lon":-4.000000},"alt":36000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043306,"usec":490245},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703072,"noise_level":-31.737343,"freq_skew":-1.749205,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043307,"usec":242799},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224688,"noise_level":-31.473011,"freq_skew":0.713363,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[237,174]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043307,"usec":243159},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.260832,"noise_level":-31.649103,"freq_skew":0.719855,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043307,"usec":244686},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769721,"noise_level":-32.188511,"freq_skew":-1.876859,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":339,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[108,235,41,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043307,"usec":247172},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682038,"noise_level":-31.944603,"freq_skew":0.759057,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".SP-RZE","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"FR10KC","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043307,"usec":247868},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.180860,"noise_level":-31.910313,"freq_skew":0.611177,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":500,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[45,53,144,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":9317},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.466641,"noise_level":-31.476421,"freq_skew":0.721070,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22141244","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,72,194,164,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":9988},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557689,"noise_level":-31.767483,"freq_skew":0.576672,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":12754},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744510,"noise_level":-32.018566,"freq_skew":1.090170,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":44.000000,"lon":-5.900000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":13484},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547941,"noise_level":-31.949537,"freq_skew":1.711698,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4149,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[251,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":15999},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.097108,"noise_level":-31.678770,"freq_skew":0.769154,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":771425},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297767,"noise_level":-31.645510,"freq_skew":0.678592,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":13913,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":773147},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800398,"noise_level":-31.481094,"freq_skew":0.311045,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":773213},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306240,"noise_level":-31.481094,"freq_skew":0.949367,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-3.000000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":774109},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813859,"noise_level":-31.880878,"freq_skew":1.063277,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TP1337","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":774109},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.813859,"noise_level":-31.880878,"freq_skew":1.063277,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250731","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,217,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":774547},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468198,"noise_level":-31.846838,"freq_skew":1.426753,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":317,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":774962},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.216484,"noise_level":-32.354729,"freq_skew":1.915652,"avlc":{"src":{"addr":"4CAEE7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2835,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8373,"credit":3,"rseq":7,"variable_part_params":[{"name":"checksum","value":[92,224]},{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":775642},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691745,"noise_level":-32.318783,"freq_skew":-2.111234,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28493,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[57,149,149,187]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":7}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":778175},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568906,"noise_level":-32.322533,"freq_skew":0.742569,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":780720},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457681,"noise_level":-32.144920,"freq_skew":1.034713,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"U286MY","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043308,"usec":780720},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.457681,"noise_level":-32.144920,"freq_skew":1.034713,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20006662","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,13,178,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043309,"usec":528977},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674057,"noise_level":-32.005405,"freq_skew":0.629179,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5990,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043309,"usec":531357},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.822165,"noise_level":-32.597717,"freq_skew":0.947170,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043309,"usec":532079},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.395968,"noise_level":-32.487297,"freq_skew":0.570941,"avlc":{"src":{"addr":"4CA700","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043309,"usec":532804},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211709,"noise_level":-32.414452,"freq_skew":0.855484,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62560,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":26,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[237,174]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":4}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LPPC,LISBOA,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043309,"usec":535197},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688415,"noise_level":-32.657913,"freq_skew":0.842854,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043310,"usec":296998},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853017,"noise_level":-32.364525,"freq_skew":1.051958,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043310,"usec":297367},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871408,"noise_level":-32.485939,"freq_skew":-0.865982,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":351,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28571,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[215,32,107,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043310,"usec":298411},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676563,"noise_level":-32.376919,"freq_skew":0.967813,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043310,"usec":299133},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274458,"noise_level":-33.265156,"freq_skew":0.844841,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2767,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[130,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043310,"usec":303907},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171302,"noise_level":-32.950901,"freq_skew":0.933609,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":53935},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.440923,"noise_level":-32.536568,"freq_skew":2.201308,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,39]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":56095},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060705,"noise_level":-32.390671,"freq_skew":0.703185,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":57088},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461627,"noise_level":-32.942909,"freq_skew":0.687782,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2768,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8470,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[208,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":60025},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713102,"noise_level":-32.915234,"freq_skew":0.004654,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":634,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":60152},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.353039,"noise_level":-32.876900,"freq_skew":-0.703179,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":60214},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.979598,"noise_level":-32.876900,"freq_skew":0.712783,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[217,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":815443},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.081619,"noise_level":-32.762894,"freq_skew":0.687576,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":815601},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991904,"noise_level":-32.762894,"freq_skew":1.153703,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043311,"usec":815864},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291417,"noise_level":-33.828609,"freq_skew":0.596182,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62563,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":24,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[227,196]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043312,"usec":578057},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688115,"noise_level":-32.597054,"freq_skew":1.481445,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4149,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[251,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043312,"usec":583906},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792650,"noise_level":-32.852135,"freq_skew":-2.150076,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":271,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28493,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[57,149,149,187]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":7}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043312,"usec":586835},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624729,"noise_level":-32.773777,"freq_skew":-0.138508,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043313,"usec":343549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.269720,"noise_level":-31.979595,"freq_skew":0.650188,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":103240},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672676,"noise_level":-31.641291,"freq_skew":0.510764,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":295,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8490,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[45,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":105042},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699671,"noise_level":-31.736097,"freq_skew":0.360486,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-1.400000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":105042},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.699671,"noise_level":-31.736097,"freq_skew":0.360486,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"LW07ZM","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":105042},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.699671,"noise_level":-31.736097,"freq_skew":0.360486,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,68,65,0,77,34,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":106374},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771874,"noise_level":-31.602947,"freq_skew":-0.566389,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":75,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":5,"ack":3,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":3,"localpref":0}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":106374},"freq":136975000,"burst_len_octets":244,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.771874,"noise_level":-31.602947,"freq_skew":-0.566389,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":76,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":6,"ack":3,"credit_offered":3,"credit_avail":2,"path_attributes":[{"name":"route","value":{"id":4,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]},{"name":"subnet_type","value":{"subnet_id":2,"subnet_name":"VDL","permitted_traffic_types":["ATS","AOC","ATN Administrative","General Comms","ATN System Mgmt"]}}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,73,66,69,0,52,37,10]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,73,66,69,0,52,37,10]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":109088},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.030938,"noise_level":-31.374733,"freq_skew":0.709160,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":864307},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.105138,"noise_level":-31.215317,"freq_skew":-2.145257,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":864659},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274417,"noise_level":-31.183784,"freq_skew":0.801797,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":79,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[47,54,252,76]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":13}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":864877},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442683,"noise_level":-31.183784,"freq_skew":1.385491,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":868835},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371600,"noise_level":-31.456963,"freq_skew":0.797575,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2768,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8470,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[208,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":8}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":869013},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.344606,"noise_level":-31.456963,"freq_skew":0.241438,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":870592},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.012632,"noise_level":-32.109825,"freq_skew":0.716192,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62569,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[217,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":871390},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.928415,"noise_level":-32.735470,"freq_skew":0.607643,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34250A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043314,"usec":872799},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807931,"noise_level":-32.586220,"freq_skew":2.129810,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":847,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,41,154,87]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[16,200,177,82]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":13}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043315,"usec":632778},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.131703,"noise_level":-32.118153,"freq_skew":0.590248,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34250A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":14132,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043315,"usec":632981},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611485,"noise_level":-32.118153,"freq_skew":0.744585,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":411,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043315,"usec":633305},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.078973,"noise_level":-32.194920,"freq_skew":0.579142,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[168,171,34,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043315,"usec":633644},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782537,"noise_level":-32.159626,"freq_skew":0.153977,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043315,"usec":633832},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206439,"noise_level":-32.126572,"freq_skew":0.582849,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043315,"usec":638979},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608890,"noise_level":-31.682014,"freq_skew":1.569157,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4149,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[251,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043316,"usec":386749},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.285430,"noise_level":-31.610353,"freq_skew":0.667481,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043316,"usec":386837},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.825028,"noise_level":-31.984024,"freq_skew":0.679132,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043316,"usec":388270},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.042420,"noise_level":-31.847048,"freq_skew":2.189527,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043317,"usec":154031},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685827,"noise_level":-31.119427,"freq_skew":1.379783,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[2,200,179,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043317,"usec":155961},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.130928,"noise_level":-30.933950,"freq_skew":1.712923,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LFBO"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-1.700000},"alt":0}},{"name":"alternate_ground_stations","value":["1298AA","129F1A","119C1A","1191CA","1199BA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043317,"usec":158728},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.101756,"noise_level":-30.722448,"freq_skew":0.814334,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[99,182,189,92]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043317,"usec":912089},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194285,"noise_level":-30.574471,"freq_skew":0.713839,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":14187,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043317,"usec":922906},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.099589,"noise_level":-29.979099,"freq_skew":1.385869,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043318,"usec":672842},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.749660,"noise_level":-30.398369,"freq_skew":0.526755,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043318,"usec":673486},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.143343,"noise_level":-30.341045,"freq_skew":0.696319,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"34250A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":14132,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043319,"usec":435964},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.971295,"noise_level":-29.734268,"freq_skew":-0.655376,"avlc":{"src":{"addr":"34250A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043320,"usec":200059},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001549,"noise_level":-29.192120,"freq_skew":-2.236917,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043320,"usec":200059},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-5.001549,"noise_level":-29.192120,"freq_skew":-2.236917,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":272,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[45,127,224,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043320,"usec":200236},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486804,"noise_level":-29.192120,"freq_skew":1.574334,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"5U","blk_id":"2","ack":"!","flight":"U298TL","msg_num":"M88","msg_num_seq":"A","msg_text":" BFS  DUB  LPL  BHX-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043320,"usec":964673},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799079,"noise_level":-28.244625,"freq_skew":0.483375,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[130,48]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043320,"usec":965343},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832065,"noise_level":-28.244625,"freq_skew":1.448032,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"_d","blk_id":"3","ack":"P","flight":"U298TL","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043320,"usec":967316},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725235,"noise_level":-28.978281,"freq_skew":1.155306,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"3","ack":"W","flight":"AY087T","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043321,"usec":721430},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778143,"noise_level":-28.596113,"freq_skew":0.583742,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":4,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[49,176,204,122]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28423,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[73,55,209,151]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043322,"usec":486274},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.526443,"noise_level":-29.161509,"freq_skew":1.547412,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"_d","blk_id":"4","ack":"Q","flight":"U298TL","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043322,"usec":486932},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.856138,"noise_level":-29.946173,"freq_skew":-1.395614,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[23,172]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043322,"usec":491562},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704292,"noise_level":-29.878714,"freq_skew":-2.198631,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":272,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[45,127,224,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043322,"usec":491767},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.058004,"noise_level":-30.286629,"freq_skew":-1.138262,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28569,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[10,74]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":20}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043322,"usec":492289},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.144621,"noise_level":-30.540215,"freq_skew":0.318470,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043323,"usec":242926},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556618,"noise_level":-30.658794,"freq_skew":1.539829,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4149,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[251,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043324,"usec":5993},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618926,"noise_level":-30.862190,"freq_skew":0.170406,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":454,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043324,"usec":9051},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.822774,"noise_level":-31.260593,"freq_skew":-1.458117,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043324,"usec":10561},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436269,"noise_level":-31.810825,"freq_skew":1.396674,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4150,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043324,"usec":770588},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928820,"noise_level":-31.190653,"freq_skew":-1.767499,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":340,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043325,"usec":533528},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.069921,"noise_level":-30.582401,"freq_skew":0.693053,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043325,"usec":536637},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.791963,"noise_level":-31.111238,"freq_skew":-1.272147,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":791,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043325,"usec":536637},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.791963,"noise_level":-31.111238,"freq_skew":-1.272147,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":792,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043325,"usec":537524},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.358197,"noise_level":-31.111238,"freq_skew":1.010938,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043325,"usec":539669},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646853,"noise_level":-30.987263,"freq_skew":0.262790,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[188,177,95,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043325,"usec":541093},"freq":136975000,"burst_len_octets":87,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307135,"noise_level":-30.925934,"freq_skew":1.796116,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"dst_airport","value":"LFBO"},{"name":"ac_location","value":{"loc":{"lat":41.600002,"lon":-1.700000},"alt":0}},{"name":"alternate_ground_stations","value":["1298AA","129F1A","119C1A","1191CA","1199BA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043326,"usec":296230},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.106689,"noise_level":-30.665865,"freq_skew":0.658460,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,69,74,85,0,68,6,37,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40533,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8565,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[14,187,8,209]},{"name":"checksum","value":[81,124]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043326,"usec":296950},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122060,"noise_level":-30.606756,"freq_skew":-0.255646,"avlc":{"src":{"addr":"440C36","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8380,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[228,209,98,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043326,"usec":297161},"freq":136975000,"burst_len_octets":43,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301337,"noise_level":-30.606756,"freq_skew":0.672075,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,69,74,85,0,68,6,37,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40533,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8565,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[14,187,8,209]},{"name":"checksum","value":[81,124]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043326,"usec":297830},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523746,"noise_level":-30.796917,"freq_skew":1.724236,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"5U","blk_id":"5","ack":"!","flight":"U298TL","msg_num":"M89","msg_num_seq":"A","msg_text":" CDG-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043326,"usec":300560},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634066,"noise_level":-30.588686,"freq_skew":1.854812,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221130","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,88,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":53987},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375382,"noise_level":-30.530098,"freq_skew":2.174936,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":848,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":80,"dst_ref":8565,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[78,78,101,82]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":57241},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516657,"noise_level":-30.214739,"freq_skew":1.684800,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QCW","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"FR18ZT","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":58341},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.009777,"noise_level":-30.130684,"freq_skew":0.743772,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40534,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":80,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[123,144,158,18]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":61920},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117418,"noise_level":-30.019859,"freq_skew":0.636198,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":821995},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929683,"noise_level":-29.829258,"freq_skew":1.594033,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":822887},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236713,"noise_level":-29.748833,"freq_skew":0.624108,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"495214","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":14451,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":822972},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755943,"noise_level":-29.748833,"freq_skew":-2.297522,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-7.500000},"alt":27000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":822972},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.755943,"noise_level":-29.748833,"freq_skew":-2.297522,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP05RP","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":822972},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.755943,"noise_level":-29.748833,"freq_skew":-2.297522,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":823637},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445810,"noise_level":-29.695629,"freq_skew":1.637450,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4999,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":824329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656533,"noise_level":-29.642750,"freq_skew":1.696409,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043327,"usec":829230},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724997,"noise_level":-29.486008,"freq_skew":2.191805,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043328,"usec":575429},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589644,"noise_level":-29.230904,"freq_skew":1.586889,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"_d","blk_id":"6","ack":"R","flight":"U298TL","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043328,"usec":575690},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632416,"noise_level":-29.230904,"freq_skew":0.605083,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":296,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[238,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043328,"usec":577149},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.386743,"noise_level":-30.046482,"freq_skew":0.127309,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[188,177,95,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043328,"usec":577367},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.107504,"noise_level":-30.046482,"freq_skew":0.796589,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":11,"rseq":11,"variable_part_params":[{"name":"checksum","value":[44,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043328,"usec":579482},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871880,"noise_level":-30.823101,"freq_skew":-1.283036,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":791,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043328,"usec":582036},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.893096,"noise_level":-30.614252,"freq_skew":0.790895,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":11,"rseq":11,"variable_part_params":[{"name":"checksum","value":[9,247]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043328,"usec":582836},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754207,"noise_level":-30.584822,"freq_skew":-0.962669,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":792,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043328,"usec":584000},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772726,"noise_level":-30.590555,"freq_skew":1.016760,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"AY087T","msg_num":"D18","msg_num_seq":"A","sublabel":"DF","msg_text":"A02/A32102,1,1/CCOH-LZL,OCT26,193519,LPMA,EFHK,0087/C106,00000,8100,51,0010,0,0100,51,X/CEN207,34013,275,793,7598,253,I62080/CNN209,34030,275,794,7598,253/EC017202,04833,01641,73,29,--/EE017079,04833,01641,"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043329,"usec":341045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641228,"noise_level":-30.561207,"freq_skew":1.605071,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043329,"usec":341652},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.665276,"noise_level":-30.814379,"freq_skew":1.027112,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":251,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043329,"usec":342020},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710558,"noise_level":-30.784264,"freq_skew":2.403275,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28640,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[161,138,54,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043329,"usec":342831},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.128745,"noise_level":-30.694540,"freq_skew":-0.172992,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043329,"usec":343282},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375754,"noise_level":-30.664837,"freq_skew":0.461648,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28423,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[83,221,172,11]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":28}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043329,"usec":346671},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.285779,"noise_level":-30.968552,"freq_skew":0.668100,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":14487,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043329,"usec":348043},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.149388,"noise_level":-30.907354,"freq_skew":0.666761,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62587,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":67,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[159,138,148,114]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":28}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.550000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043329,"usec":348904},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.905490,"noise_level":-31.225471,"freq_skew":0.691750,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9933,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,186,56,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":100599},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549164,"noise_level":-31.099869,"freq_skew":-3.382926,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":215,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":63,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":102210},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756987,"noise_level":-31.832533,"freq_skew":1.021794,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"AY087T","msg_num":"D18","msg_num_seq":"B","sublabel":"DF","msg_text":"73/N11413,1412,4035,0830,0860,1407,08683/N21412,1412,4100,0832,0861,1426,08746/S114500,0638,1506,4330,07746,067/S214695,0661,1499,4297,07757,067/T1097,083,00,028,41,178,05484,N203/T2097,082,00,023,44,170,05"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":104695},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.733423,"noise_level":-31.598286,"freq_skew":-1.806097,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":104924},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473991,"noise_level":-32.352970,"freq_skew":0.762750,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":297,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[235,26]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":0,"acked_credit":11}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":105932},"freq":136975000,"burst_len_octets":63,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.752632,"noise_level":-32.281242,"freq_skew":2.759798,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8440,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[77,7,86,251]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8440,"sseq":9,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[242,111,52,157]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":9,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":106602},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652837,"noise_level":-32.210098,"freq_skew":0.542322,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":106794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196116,"noise_level":-32.210098,"freq_skew":0.636043,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4006EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":107780},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683043,"noise_level":-32.104465,"freq_skew":-2.455583,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP05RP","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":107780},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.683043,"noise_level":-32.104465,"freq_skew":-2.455583,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":863774},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156208,"noise_level":-31.896980,"freq_skew":0.817699,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":864537},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.907658,"noise_level":-31.828903,"freq_skew":0.818925,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62589,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[92,137,114,25]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":864833},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204237,"noise_level":-31.795065,"freq_skew":0.739064,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":866012},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.362692,"noise_level":-31.727781,"freq_skew":1.065361,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8448,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[69,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":25}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":866296},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.073966,"noise_level":-31.694334,"freq_skew":0.722297,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":866729},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.816648,"noise_level":-31.661015,"freq_skew":-2.470124,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-7.500000},"alt":27000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043330,"usec":868086},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664126,"noise_level":-31.561815,"freq_skew":-1.206195,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4120,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28569,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[148,190]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":28}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043331,"usec":623017},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707809,"noise_level":-32.224861,"freq_skew":1.606632,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"_d","blk_id":"6","ack":"R","flight":"U298TL","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043331,"usec":623189},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227314,"noise_level":-32.224861,"freq_skew":0.622545,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":11,"rseq":11,"variable_part_params":[{"name":"checksum","value":[9,247]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043331,"usec":623471},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691992,"noise_level":-32.189449,"freq_skew":0.515874,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[134,125,254,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043331,"usec":623858},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.170737,"noise_level":-32.154179,"freq_skew":0.719368,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043331,"usec":626064},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.259191,"noise_level":-31.911221,"freq_skew":2.618909,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043331,"usec":627820},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672642,"noise_level":-32.475792,"freq_skew":0.404455,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":428,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[188,177,95,138]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043332,"usec":389317},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429157,"noise_level":-32.118004,"freq_skew":1.545242,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5046,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043332,"usec":393423},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.005101,"noise_level":-31.740742,"freq_skew":0.700200,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9933,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,186,56,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043332,"usec":395009},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745369,"noise_level":-31.607521,"freq_skew":-1.082599,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":149648},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.742942,"noise_level":-31.283140,"freq_skew":3.151468,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":442,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28619,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[239,7,73,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":152556},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952216,"noise_level":-31.032085,"freq_skew":2.159501,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":152750},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.875817,"noise_level":-31.784380,"freq_skew":0.611971,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":910994},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.771551,"noise_level":-31.134672,"freq_skew":1.073635,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":911658},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523406,"noise_level":-31.103428,"freq_skew":-1.086899,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4121,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[12,181]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":912583},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.858506,"noise_level":-31.713926,"freq_skew":2.844425,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":913198},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743941,"noise_level":-31.665628,"freq_skew":0.921164,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AY087T","msg_num":"D18","msg_num_seq":"C","sublabel":"DF","msg_text":"480,N205/V103D04,00208,08000,232,114,N018/V203D04,00208,08000,248,113,N022/V3002,000,158/V4009,002,042/X105334,N005,0021,0001,-----,----/X205544,N005,0021,0001,-----,----/X30003,0015,0008,0015,N007,N000,N00"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":913905},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761533,"noise_level":-31.632420,"freq_skew":-2.260169,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"TP05RP","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":914655},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640446,"noise_level":-31.599335,"freq_skew":1.318750,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":915497},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527353,"noise_level":-32.621761,"freq_skew":-2.444816,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":915784},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216427,"noise_level":-32.584694,"freq_skew":0.630015,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043333,"usec":917101},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160017,"noise_level":-32.785156,"freq_skew":0.825846,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043335,"usec":436632},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.954838,"noise_level":-32.317886,"freq_skew":-2.122732,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043335,"usec":438342},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.002311,"noise_level":-32.105301,"freq_skew":0.699864,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043335,"usec":440953},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.109712,"noise_level":-31.888866,"freq_skew":2.267406,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4708,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[208,228]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":196485},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597481,"noise_level":-32.415649,"freq_skew":2.993438,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8440,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[22,188,23,146]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":10,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":196803},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.112070,"noise_level":-33.115261,"freq_skew":-2.441469,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":197096},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.517809,"noise_level":-33.076031,"freq_skew":2.722642,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":591,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28669,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[111,191,138,16]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":34}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":197570},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415685,"noise_level":-33.036980,"freq_skew":2.248598,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4709,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28580,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[212,59]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":199566},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465255,"noise_level":-33.691643,"freq_skew":0.680089,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62598,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":67,"credit":15,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[177,86,164,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":200310},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.470687,"noise_level":-33.608021,"freq_skew":1.652798,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5046,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":201877},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399998,"noise_level":-33.766609,"freq_skew":0.762070,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8440,"dst_ref":67,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[113,14,105,228]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":202400},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173165,"noise_level":-33.682262,"freq_skew":0.657634,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47677,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[168,148,183,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":202662},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.193019,"noise_level":-33.682262,"freq_skew":0.746772,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62590,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":203129},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646494,"noise_level":-34.182915,"freq_skew":0.909353,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":957226},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738869,"noise_level":-34.094452,"freq_skew":0.853253,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":679,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":957807},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425760,"noise_level":-34.006878,"freq_skew":2.721931,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":959771},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.206646,"noise_level":-33.749329,"freq_skew":0.758188,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62599,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8440,"dst_ref":67,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[113,14,105,228]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":963893},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590046,"noise_level":-33.458206,"freq_skew":2.668228,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":592,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":67,"dst_ref":8440,"variable_part_params":[{"name":"atn_checksum","value":[31,55,235,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":965932},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.404513,"noise_level":-33.256073,"freq_skew":3.090906,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1308,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28600,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[127,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043336,"usec":966969},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.697219,"noise_level":-33.137016,"freq_skew":0.900481,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AY087T","msg_num":"D18","msg_num_seq":"C","sublabel":"DF","msg_text":"480,N205/V103D04,00208,08000,232,114,N018/V203D04,00208,08000,248,113,N022/V3002,000,158/V4009,002,042/X105334,N005,0021,0001,-----,----/X205544,N005,0021,0001,-----,----/X30003,0015,0008,0015,N007,N000,N00"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043337,"usec":724432},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.036608,"noise_level":-33.019569,"freq_skew":0.631721,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47681,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[62,132,0,111]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043337,"usec":726322},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.284581,"noise_level":-32.789333,"freq_skew":1.076533,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043337,"usec":726438},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.431076,"noise_level":-32.789333,"freq_skew":2.331055,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043337,"usec":733223},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758291,"noise_level":-33.009846,"freq_skew":2.674324,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":593,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28669,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[231,212,236,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043337,"usec":734676},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469543,"noise_level":-33.362354,"freq_skew":0.494326,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":298,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8490,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[16,199]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043337,"usec":735542},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.871270,"noise_level":-33.241840,"freq_skew":1.093338,"avlc":{"src":{"addr":"495298","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043338,"usec":489959},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491945,"noise_level":-32.551895,"freq_skew":0.811718,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043338,"usec":490520},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673287,"noise_level":-32.515129,"freq_skew":2.839457,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043338,"usec":491173},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216636,"noise_level":-32.442051,"freq_skew":0.802556,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043338,"usec":491625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539943,"noise_level":-32.405743,"freq_skew":1.600170,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043338,"usec":491957},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.510571,"noise_level":-32.369587,"freq_skew":-0.505864,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043340,"usec":768940},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.776883,"noise_level":-30.124578,"freq_skew":0.894357,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AY087T","msg_num":"D18","msg_num_seq":"C","sublabel":"DF","msg_text":"480,N205/V103D04,00208,08000,232,114,N018/V203D04,00208,08000,248,113,N022/V3002,000,158/V4009,002,042/X105334,N005,0021,0001,-----,----/X205544,N005,0021,0001,-----,----/X30003,0015,0008,0015,N007,N000,N00"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043340,"usec":770148},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327243,"noise_level":-30.096758,"freq_skew":2.011972,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4710,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28580,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[209,13]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":39}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043341,"usec":536124},"freq":136975000,"burst_len_octets":188,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919012,"noise_level":-30.149614,"freq_skew":0.999433,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AY087T","msg_num":"D18","msg_num_seq":"D","sublabel":"DF","msg_text":"A02/A32102,1,1/CCOH-LZL,OCT26,193519,LPMA,EFHK,0087/C106,00000,8100,51,0010,0,0100,51,X/CEN207,34013,275,793,7598,253,I62080/CNN209,34030,275,794,7598,253/EC017202,04833,01641,73,29,--/EE017079,04833,01641,73/N11413,1412,4035,0830,0860,1407,08683/N21412,1412,4100,0832,0861,1426,08746/S114500,0638,1506,4330,07746,067/S214695,0661,1499,4297,07757,067/T1097,083,00,028,41,178,05484,N203/T2097,082,00,023,44,170,05480,N205/V103D04,00208,08000,232,114,N018/V203D04,00208,08000,248,113,N022/V3002,000,158/V4009,002,042/X105334,N005,0021,0001,-----,----/X205544,N005,0021,0001,-----,----/X30003,0015,0008,0015,N007,N000,N000/X40000,0000,0000,0000,0000,0000/X50000,0000,0000,0000,XXXX,XXXX/X60456,W0067,N439,070,212,N039,XXXX/X70456,W0067,N439,070,212,N039,XXXX,/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043342,"usec":296400},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.374562,"noise_level":-29.660645,"freq_skew":0.566295,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5610,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043342,"usec":297767},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958343,"noise_level":-29.634270,"freq_skew":0.455190,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"VY03LR","msg_num":"F27","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLEBL,24R,63,203741,116/FNVLG3LR/TS193540,2610269F09"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043342,"usec":297906},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645853,"noise_level":-29.634270,"freq_skew":2.283616,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043342,"usec":299079},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.477106,"noise_level":-30.380735,"freq_skew":2.769621,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":802,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[135,92,184,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043343,"usec":61277},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164253,"noise_level":-29.878956,"freq_skew":0.759158,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043343,"usec":61948},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065202,"noise_level":-29.824947,"freq_skew":1.510672,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":249,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043343,"usec":68189},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.530995,"noise_level":-29.533772,"freq_skew":-0.232317,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":471,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[22,97,75,133]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28543,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[179,151,112,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043343,"usec":69715},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574379,"noise_level":-29.507782,"freq_skew":2.310366,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1191CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4711,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28580,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[204,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043343,"usec":812681},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686749,"noise_level":-30.347795,"freq_skew":1.150692,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043343,"usec":813696},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624206,"noise_level":-30.262449,"freq_skew":2.597706,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043343,"usec":814400},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.177645,"noise_level":-30.206013,"freq_skew":0.746851,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MER","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043344,"usec":582534},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643953,"noise_level":-30.033979,"freq_skew":0.349173,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043345,"usec":340441},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950600,"noise_level":-29.577423,"freq_skew":-0.954407,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":111,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043345,"usec":343969},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.853395,"noise_level":-29.345093,"freq_skew":-3.478538,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043346,"usec":98701},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175568,"noise_level":-29.105518,"freq_skew":0.685173,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47705,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043346,"usec":102903},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592248,"noise_level":-28.765356,"freq_skew":-0.022151,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":471,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[22,97,75,133]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28543,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[179,151,112,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":41}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043346,"usec":104244},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442778,"noise_level":-28.670567,"freq_skew":1.968457,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":7131,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043346,"usec":862128},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794859,"noise_level":-28.596817,"freq_skew":-3.455306,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043347,"usec":626548},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682650,"noise_level":-28.477365,"freq_skew":-0.282351,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":64,"dst_ref":8501,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[184,225,151,115]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043348,"usec":391471},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536282,"noise_level":-27.769386,"freq_skew":1.801347,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5047,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":14,"variable_part_params":[{"name":"checksum","value":[165,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043349,"usec":156146},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.903641,"noise_level":-26.919949,"freq_skew":0.089380,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"43","blk_id":"3","ack":"!","flight":"TP37CN","msg_num":"M13","msg_num_seq":"A","msg_text":"PAXC "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043349,"usec":916269},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564983,"noise_level":-26.729383,"freq_skew":1.364066,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5649,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28516,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[22,224]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043349,"usec":916569},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604975,"noise_level":-26.895557,"freq_skew":1.800534,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043349,"usec":920595},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557596,"noise_level":-27.380154,"freq_skew":-0.329686,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":472,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":64,"dst_ref":8501,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[184,225,151,115]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043349,"usec":922473},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677505,"noise_level":-27.359863,"freq_skew":1.448920,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28516,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[97,254]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":48}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043350,"usec":681008},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738923,"noise_level":-27.484783,"freq_skew":0.926062,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVD","mode":"2","label":"5U","blk_id":"4","ack":"!","flight":"TP67NP","msg_num":"M58","msg_num_seq":"A","msg_text":" EGLL LFRS LEMD-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043350,"usec":684925},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688203,"noise_level":-27.241482,"freq_skew":1.127537,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":307,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8444,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[221,75,19,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043351,"usec":434032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020833,"noise_level":-26.927334,"freq_skew":-0.230994,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043351,"usec":434699},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.088762,"noise_level":-26.888849,"freq_skew":1.283515,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043351,"usec":439500},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.236098,"noise_level":-26.698959,"freq_skew":0.851699,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[52,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":199260},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715193,"noise_level":-27.408169,"freq_skew":1.257659,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":199678},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.195128,"noise_level":-27.387812,"freq_skew":2.326405,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["119C1A","119A8A","1298AA","119A6A","109F8A","11905A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":200812},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179752,"noise_level":-28.310017,"freq_skew":0.826505,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":203871},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712571,"noise_level":-28.556402,"freq_skew":1.150719,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":204499},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702502,"noise_level":-28.533173,"freq_skew":1.810295,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":207741},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899084,"noise_level":-28.395081,"freq_skew":1.204943,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVD","mode":"2","label":"_d","blk_id":"5","ack":"E","flight":"TP67NP","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":959977},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647817,"noise_level":-28.349533,"freq_skew":1.638594,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":962802},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220666,"noise_level":-28.682102,"freq_skew":2.151021,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23121277","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,162,191,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":963190},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355032,"noise_level":-29.129789,"freq_skew":0.693977,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":964763},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.270540,"noise_level":-29.030960,"freq_skew":0.705014,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"23121277","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":968527},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.244496,"noise_level":-29.724512,"freq_skew":-1.222462,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043352,"usec":969621},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627499,"noise_level":-29.697945,"freq_skew":2.385897,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"FR76VB","msg_num":"S65","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043353,"usec":728823},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594379,"noise_level":-30.442858,"freq_skew":0.774711,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043353,"usec":732073},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.283151,"noise_level":-30.481520,"freq_skew":0.773584,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043354,"usec":479895},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.959929,"noise_level":-30.794571,"freq_skew":0.087915,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"_d","blk_id":"4","ack":"R","flight":"TP37CN","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043354,"usec":480122},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606707,"noise_level":-30.794571,"freq_skew":0.679572,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043354,"usec":481777},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.428727,"noise_level":-31.410837,"freq_skew":0.811182,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":472,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043354,"usec":482977},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364339,"noise_level":-31.314440,"freq_skew":1.607622,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5000,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[154,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043354,"usec":484549},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209710,"noise_level":-32.091305,"freq_skew":0.847259,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47714,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":68,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[92,67,145,95]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":53}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043355,"usec":250024},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.451277,"noise_level":-31.484035,"freq_skew":1.661557,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043355,"usec":259620},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.942503,"noise_level":-31.077969,"freq_skew":3.021495,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":4644},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.933387,"noise_level":-30.954466,"freq_skew":1.663751,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":50,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8450,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[95,231,60,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":5454},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.899407,"noise_level":-30.862978,"freq_skew":2.932666,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":594,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28669,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[61,161,31,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":5761},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.342914,"noise_level":-30.832693,"freq_skew":0.998027,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVD","mode":"2","label":"_d","blk_id":"5","ack":"E","flight":"TP67NP","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":7689},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.344681,"noise_level":-30.653175,"freq_skew":0.616060,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA2BF","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":254,"calling_addr":"23121277","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":8064},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313906,"noise_level":-30.623615,"freq_skew":1.478842,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":10780},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915967,"noise_level":-30.390673,"freq_skew":2.332510,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3046,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44589,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[158,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":767682},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076782,"noise_level":-30.304907,"freq_skew":0.797065,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":770922},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.111988,"noise_level":-30.024982,"freq_skew":0.916293,"avlc":{"src":{"addr":"486840","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":774100},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.715145,"noise_level":-29.807362,"freq_skew":2.320068,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3047,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44589,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[97,181]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":774576},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627100,"noise_level":-29.780540,"freq_skew":1.493036,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6635,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043356,"usec":775775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496827,"noise_level":-29.674068,"freq_skew":2.305434,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043357,"usec":528227},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588425,"noise_level":-30.262346,"freq_skew":1.173024,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28516,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[185,174]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":55}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043357,"usec":533370},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141636,"noise_level":-29.874792,"freq_skew":0.764501,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043357,"usec":534334},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639485,"noise_level":-29.820814,"freq_skew":1.095679,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8479,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[29,40]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":35,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043358,"usec":289712},"freq":136975000,"burst_len_octets":132,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127682,"noise_level":-29.700939,"freq_skew":0.121828,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NTQ","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"IB07RA","msg_num":"D13","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,243867,1,1,TB000000/REP033,00,00,1/POSDMU,193548, 44.060,-  1.382,  5298,360\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043358,"usec":292297},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927522,"noise_level":-29.567814,"freq_skew":2.191857,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043358,"usec":295475},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666409,"noise_level":-29.386776,"freq_skew":1.316897,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":30,"dst_ref":28516,"variable_part_params":[{"name":"checksum","value":[122,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043359,"usec":50757},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577740,"noise_level":-29.084946,"freq_skew":1.448269,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043359,"usec":56232},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.196545,"noise_level":-28.745575,"freq_skew":1.595496,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"FRRYR2","msg_num":"M76","msg_num_seq":"A","msg_text":"/LPFR.TI2/024LPFRAC8BB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043359,"usec":56365},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.669036,"noise_level":-28.745575,"freq_skew":1.383532,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5654,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8479,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[89,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043359,"usec":57168},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821297,"noise_level":-28.674545,"freq_skew":1.067035,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVD","mode":"2","label":"_d","blk_id":"6","ack":"F","flight":"TP67NP","msg_num":"S47","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043359,"usec":57568},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639988,"noise_level":-28.650997,"freq_skew":3.070409,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":443,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043359,"usec":815273},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.179009,"noise_level":-28.627512,"freq_skew":0.182194,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043360,"usec":581838},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813402,"noise_level":-28.260151,"freq_skew":-0.075647,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"_d","blk_id":"6","ack":"T","flight":"TP37CN","msg_num":"S55","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043360,"usec":587333},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919724,"noise_level":-27.864626,"freq_skew":0.141668,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVA","mode":"2","label":"_d","blk_id":"7","ack":"U","flight":"TP37CN","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043360,"usec":588608},"freq":136975000,"burst_len_octets":101,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.627382,"noise_level":-28.853554,"freq_skew":-0.805225,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","sndcf_error_report":{"err":false,"cause_code":2,"cause_descr":"Directory entry exists","local_ref":64,"erroneous_pdu_present":true,"clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"dst_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"lifetime":47.500000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":47723,"segment_offset":0,"pdu_total_len":89},"reasm_status":"skipped","options":[{"name":"lref","value":[64]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}}],"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[195,1,192]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043361,"usec":337043},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975181,"noise_level":-28.710318,"freq_skew":2.852554,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043361,"usec":337699},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565077,"noise_level":-28.663092,"freq_skew":1.695465,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043361,"usec":339766},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.290174,"noise_level":-29.371841,"freq_skew":0.856968,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":15333,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043361,"usec":340782},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.197399,"noise_level":-30.072573,"freq_skew":1.979528,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR62MC","msg_num":"M11","msg_num_seq":"A","msg_text":"193559,M114292,2029, 122,N 40.645 W  4.386"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043361,"usec":341291},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879919,"noise_level":-30.692959,"freq_skew":-0.736501,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043361,"usec":342437},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507220,"noise_level":-30.604172,"freq_skew":0.944035,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2769,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043362,"usec":110253},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480793,"noise_level":-30.936296,"freq_skew":0.679819,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043362,"usec":874580},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.503629,"noise_level":-31.174168,"freq_skew":0.926290,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[196,230,167,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043363,"usec":623820},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117277,"noise_level":-30.774738,"freq_skew":0.796494,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47726,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[27,150,29,102]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043363,"usec":624142},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327471,"noise_level":-30.744762,"freq_skew":2.377833,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":43.000000,"lon":-7.300000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043363,"usec":625706},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889993,"noise_level":-30.625874,"freq_skew":1.178750,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5655,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8479,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[85,56]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043363,"usec":625974},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.142820,"noise_level":-30.596405,"freq_skew":0.144369,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":61,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[194,59,231,96]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043363,"usec":629809},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074910,"noise_level":-30.508593,"freq_skew":0.366598,"avlc":{"src":{"addr":"3472CC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":62,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44765,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[209,74,89,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043363,"usec":631737},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233150,"noise_level":-30.364182,"freq_skew":2.354565,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDY","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR11HW","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043363,"usec":633377},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.567175,"noise_level":-30.222132,"freq_skew":1.305217,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5656,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8479,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[215,131]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043364,"usec":389298},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.004705,"noise_level":-30.165956,"freq_skew":0.912632,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043364,"usec":391178},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531357,"noise_level":-29.999580,"freq_skew":2.452117,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221116","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,78,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043364,"usec":392269},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513536,"noise_level":-29.917572,"freq_skew":0.663245,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"H1","blk_id":"L","ack":"!","sublabel":"MD","msg_text":"REQPRGC74C\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043364,"usec":396208},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840365,"noise_level":-30.269733,"freq_skew":1.332909,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4151,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":19,"variable_part_params":[{"name":"checksum","value":[98,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043364,"usec":396739},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288188,"noise_level":-30.264853,"freq_skew":2.713149,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"9","ack":"L","flight":"EC81CR","msg_num":"S56","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":151564},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204363,"noise_level":-30.678747,"freq_skew":1.789578,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"FR62MC","msg_num":"M11","msg_num_seq":"A","msg_text":"193559,M114292,2029, 122,N 40.645 W  4.386"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":152333},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586759,"noise_level":-31.586378,"freq_skew":2.450753,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3048,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44589,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[7,45]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":152574},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665813,"noise_level":-31.586378,"freq_skew":2.886528,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"EC81CR","msg_num":"F73","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":152716},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828650,"noise_level":-32.421005,"freq_skew":1.227835,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":250,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28614,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[148,15,11,131]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":154217},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.702158,"noise_level":-32.277023,"freq_skew":1.327010,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[21,253,67,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":155055},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618930,"noise_level":-32.544868,"freq_skew":0.743982,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":156802},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.051311,"noise_level":-32.362701,"freq_skew":1.360744,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":157077},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.417879,"noise_level":-32.362701,"freq_skew":2.541922,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3049,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28656,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[114,249]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":3}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":157240},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.096946,"noise_level":-32.326725,"freq_skew":0.739031,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":918612},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.967834,"noise_level":-32.255211,"freq_skew":0.730721,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":918977},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.754452,"noise_level":-32.219673,"freq_skew":-0.097338,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":661,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":921191},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.397490,"noise_level":-32.016960,"freq_skew":0.889710,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2769,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":921320},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619628,"noise_level":-32.934227,"freq_skew":0.139971,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":921729},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146259,"noise_level":-32.895805,"freq_skew":0.848320,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EKT","mode":"2","label":"_d","blk_id":"Z","ack":"5","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":922537},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696542,"noise_level":-32.857555,"freq_skew":2.367920,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":924927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739452,"noise_level":-32.781555,"freq_skew":1.629894,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":924995},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256341,"noise_level":-32.781555,"freq_skew":0.714787,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"Y","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043365,"usec":927732},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584388,"noise_level":-32.484032,"freq_skew":2.749557,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-6.700000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043366,"usec":669913},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.386252,"noise_level":-32.937923,"freq_skew":1.676047,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-7.200000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043366,"usec":670088},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152525,"noise_level":-33.254536,"freq_skew":1.382195,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043366,"usec":670987},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615547,"noise_level":-33.135498,"freq_skew":0.820991,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043366,"usec":671332},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850025,"noise_level":-33.096180,"freq_skew":1.678833,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043366,"usec":671462},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.619756,"noise_level":-33.096180,"freq_skew":2.488603,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":23,"dst_ref":44589,"variable_part_params":[{"name":"checksum","value":[39,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043366,"usec":672862},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.669565,"noise_level":-32.940659,"freq_skew":2.982671,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"EC81CR","msg_num":"F74","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTLFBD,23O,67,203553,AA5E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043366,"usec":678255},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412988,"noise_level":-33.425041,"freq_skew":1.609936,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FRRYR2","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043366,"usec":679971},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617879,"noise_level":-33.536495,"freq_skew":2.254632,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043367,"usec":438635},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050706,"noise_level":-33.702538,"freq_skew":1.760669,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043367,"usec":440315},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.388217,"noise_level":-33.494713,"freq_skew":1.558762,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221157","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,111,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043367,"usec":440694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436719,"noise_level":-33.453735,"freq_skew":0.787939,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043367,"usec":442146},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458827,"noise_level":-33.291737,"freq_skew":-0.365706,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFSB"},{"name":"ac_location","value":{"loc":{"lat":42.299999,"lon":-2.500000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043367,"usec":442328},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262157,"noise_level":-33.911995,"freq_skew":0.772694,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23221157","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043367,"usec":444220},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936409,"noise_level":-33.741310,"freq_skew":2.456051,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3051,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[106,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043367,"usec":445468},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127040,"noise_level":-33.573910,"freq_skew":0.672859,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":200193},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692126,"noise_level":-33.369102,"freq_skew":3.432459,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":200,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[6,87,14,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":200997},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194944,"noise_level":-33.288513,"freq_skew":0.772397,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":202429},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359370,"noise_level":-33.169014,"freq_skew":0.885803,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"Z","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":202797},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691452,"noise_level":-33.129543,"freq_skew":-0.336539,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JXL","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"EC35KQ","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":202797},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.691452,"noise_level":-33.129543,"freq_skew":-0.336539,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22615045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,75,26,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":203515},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.712185,"noise_level":-33.090248,"freq_skew":0.079400,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":661,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":206047},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.844937,"noise_level":-32.973427,"freq_skew":0.188901,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":662,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[36,8,230,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":206597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506041,"noise_level":-33.139656,"freq_skew":2.311206,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":206913},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.409160,"noise_level":-33.100319,"freq_skew":0.840696,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":207555},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.110716,"noise_level":-33.880608,"freq_skew":0.754900,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":15531,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":207782},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.373216,"noise_level":-33.837776,"freq_skew":0.858548,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5991,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[246,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":208132},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806710,"noise_level":-33.795151,"freq_skew":1.446264,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":957574},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211933,"noise_level":-33.710529,"freq_skew":2.247483,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":959038},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.097141,"noise_level":-33.543720,"freq_skew":0.839395,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[203,127,221,247]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":959993},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760231,"noise_level":-33.420681,"freq_skew":1.097338,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"TP1337","msg_num":"M56","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":962219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.932552,"noise_level":-33.380054,"freq_skew":2.984532,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":962666},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103807,"noise_level":-33.339611,"freq_skew":0.744732,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47739,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[138,105]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":963340},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527992,"noise_level":-33.778816,"freq_skew":2.292814,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPP","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"FR69BZ","msg_num":"S02","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":964715},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.924282,"noise_level":-33.652424,"freq_skew":-0.237986,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043368,"usec":965620},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.467777,"noise_level":-33.569176,"freq_skew":3.282889,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043369,"usec":718291},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.278201,"noise_level":-33.324112,"freq_skew":2.097226,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23122364","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,164,244,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043369,"usec":718676},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621738,"noise_level":-33.283928,"freq_skew":2.864166,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-INA","mode":"2","label":"H2","blk_id":"5","ack":"!","flight":"EC43LM","msg_num":"M76","msg_num_seq":"A","msg_text":"02E26LSGGLPFRN44413E00244519013902M587279019G    QN44109E00150719083901M592238021G    QN43407E00058319153902M597227024G    QN43100E00007019223901M597239026G    QN42347W00034619293904M600234024G    QN41510W00102"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043369,"usec":718969},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306550,"noise_level":-33.283928,"freq_skew":0.629325,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23122364","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043369,"usec":719796},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.907526,"noise_level":-33.215950,"freq_skew":-0.075772,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043369,"usec":720147},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.088514,"noise_level":-33.176266,"freq_skew":0.637697,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DPP","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043369,"usec":721586},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.242600,"noise_level":-33.421177,"freq_skew":0.639751,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":457,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043370,"usec":484708},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.727285,"noise_level":-33.062168,"freq_skew":0.760360,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043370,"usec":486659},"freq":136975000,"burst_len_octets":233,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.084315,"noise_level":-32.830814,"freq_skew":0.740277,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"A9","blk_id":"O","ack":"!","msg_text":"/LISCAYA.TI2/LPFR ARR ATIS D\r\n1930Z EXP ILS APCH\r\nRWY IN USE 28\r\nTRL 50\r\nTWY C 1 CLSD\r\nTWY F CLSD\r\nCAUTION BIRD ACTIVITY\r\nWND TDZ 290 DEG 2 KT\r\nCAVOK\r\nT 18 DP 16 QNH 1018\r\nACK ARR INFO D\r\n\r\n\r\nD234\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043370,"usec":486946},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454610,"noise_level":-32.792847,"freq_skew":0.615750,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043370,"usec":490341},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711454,"noise_level":-32.458416,"freq_skew":2.246546,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043370,"usec":491712},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307446,"noise_level":-32.349739,"freq_skew":0.712549,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23122364","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043370,"usec":491821},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709025,"noise_level":-32.349739,"freq_skew":-3.444389,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":41.100002,"lon":-1.500000},"alt":28000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043371,"usec":239538},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447802,"noise_level":-32.101326,"freq_skew":1.558491,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBG","mode":"2","label":"_d","blk_id":"7","ack":"O","flight":"FRRYR2","msg_num":"S50","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043371,"usec":239917},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198923,"noise_level":-32.066414,"freq_skew":0.767304,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":457,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":7,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043371,"usec":240138},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674572,"noise_level":-32.072479,"freq_skew":2.735515,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"H2","blk_id":"6","ack":"!","flight":"EC43LM","msg_num":"M76","msg_num_seq":"B","msg_text":"02E26LSGGLPFRN44413E00244519013902M587279019G    QN44109E00150719083901M592238021G    QN43407E00058319153902M597227024G    QN43100E00007019223901M597239026G    QN42347W00034619293904M600234024G    QN41510W00102319363903M600211022G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043371,"usec":241816},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256056,"noise_level":-31.899860,"freq_skew":0.792625,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":15531,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":6,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043371,"usec":242999},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746919,"noise_level":-31.899860,"freq_skew":-0.293780,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JXL","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"EC35KQ","msg_num":"S62","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043371,"usec":245320},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665083,"noise_level":-31.755257,"freq_skew":-3.144520,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"IB07YT","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043371,"usec":245320},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.665083,"noise_level":-31.755257,"freq_skew":-3.144520,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042027","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,68,23,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043371,"usec":245775},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645854,"noise_level":-31.721704,"freq_skew":0.768679,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":5497},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105546,"noise_level":-31.523060,"freq_skew":0.765999,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[203,127,221,247]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":6024},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849140,"noise_level":-31.490391,"freq_skew":0.985677,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"B9","blk_id":"2","ack":"!","flight":"TP1337","msg_num":"M56","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":6369},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561804,"noise_level":-31.457842,"freq_skew":-0.233401,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22615045","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,75,26,37,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":7489},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.802611,"noise_level":-31.953827,"freq_skew":2.095356,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":11252},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518299,"noise_level":-31.682930,"freq_skew":0.664293,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":13041},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267816,"noise_level":-31.517811,"freq_skew":0.805732,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":779095},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452596,"noise_level":-31.464758,"freq_skew":0.729010,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":779643},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861234,"noise_level":-32.225960,"freq_skew":1.135097,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043372,"usec":780745},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.007303,"noise_level":-32.085144,"freq_skew":-0.125632,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[32,65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043373,"usec":531143},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542139,"noise_level":-31.543663,"freq_skew":-0.247073,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":204,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[252,113,24,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043373,"usec":531143},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.542139,"noise_level":-31.543663,"freq_skew":-0.247073,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":205,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[117,253,239,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043374,"usec":296440},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128556,"noise_level":-31.166759,"freq_skew":0.807832,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[203,127,221,247]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043374,"usec":296929},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415161,"noise_level":-31.857788,"freq_skew":0.520926,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043374,"usec":302838},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671432,"noise_level":-31.725046,"freq_skew":-3.466277,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"IB07YT","msg_num":"S36","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043374,"usec":302838},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.671432,"noise_level":-31.725046,"freq_skew":-3.466277,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15042027","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,68,23,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043374,"usec":304091},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484531,"noise_level":-31.965313,"freq_skew":2.668129,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-6.700000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043374,"usec":306365},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222244,"noise_level":-32.694969,"freq_skew":0.793559,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47765,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":58677},"freq":136975000,"burst_len_octets":189,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121842,"noise_level":-32.620373,"freq_skew":0.767692,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62633,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[68]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8502,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[123,41,214,109]},{"name":"checksum","value":[251,39]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":58677},"freq":136975000,"burst_len_octets":189,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.121842,"noise_level":-32.620373,"freq_skew":0.767692,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62633,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[68]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8502,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[123,41,214,109]},{"name":"checksum","value":[251,39]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":61764},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894009,"noise_level":-32.292389,"freq_skew":-2.383155,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":58,"dst_ref":8502,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[50,27,142,212]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NOT AUTHORIZED NEXT DATA AUTHORITY","choice":"dM107NULL","data":{}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":62925},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.803043,"noise_level":-32.185760,"freq_skew":0.858271,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":64766},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.149961,"noise_level":-33.015495,"freq_skew":-3.446695,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":65847},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756824,"noise_level":-32.899670,"freq_skew":2.615060,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1199BA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":66156},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579103,"noise_level":-32.899670,"freq_skew":1.709135,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBN","mode":"2","label":"B9","blk_id":"4","ack":"!","flight":"FR01PH","msg_num":"M67","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":812516},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523554,"noise_level":-33.195892,"freq_skew":0.653272,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":812969},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691298,"noise_level":-33.929386,"freq_skew":0.570117,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":612,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043375,"usec":821406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.427765,"noise_level":-33.066883,"freq_skew":0.856171,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043376,"usec":583537},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652475,"noise_level":-32.572926,"freq_skew":-0.276416,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":204,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[252,113,24,127]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043376,"usec":584623},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.531115,"noise_level":-32.742439,"freq_skew":1.971348,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3142,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[244,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043376,"usec":584847},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670411,"noise_level":-33.336281,"freq_skew":1.906379,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043376,"usec":585537},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377636,"noise_level":-33.255993,"freq_skew":-0.184183,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":205,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[117,253,239,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043377,"usec":343307},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.222312,"noise_level":-32.601944,"freq_skew":0.626978,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62633,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[68]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8502,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[123,41,214,109]},{"name":"checksum","value":[251,39]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043377,"usec":344191},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.103906,"noise_level":-32.528141,"freq_skew":0.712239,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62633,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[68]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8502,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[123,41,214,109]},{"name":"checksum","value":[251,39]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043378,"usec":106276},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.982593,"noise_level":-31.983868,"freq_skew":0.693839,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47738,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":75,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[203,127,221,247]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043378,"usec":108275},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146909,"noise_level":-31.779209,"freq_skew":-2.354732,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043378,"usec":109957},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855211,"noise_level":-31.779503,"freq_skew":1.881228,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043378,"usec":113736},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.075400,"noise_level":-31.765160,"freq_skew":-2.354815,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":58,"dst_ref":8502,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[50,27,142,212]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NOT AUTHORIZED NEXT DATA AUTHORITY","choice":"dM107NULL","data":{}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043378,"usec":115469},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122449,"noise_level":-31.773737,"freq_skew":0.678805,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043378,"usec":868319},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642998,"noise_level":-31.941257,"freq_skew":-1.176367,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043379,"usec":628005},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.619945,"noise_level":-31.704102,"freq_skew":-1.218923,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":174,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2500,"dst_ref":8573,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[95,234,125,50]}]}],"x225_spdu":{"spdu_id":160,"spdu_type":"Short Refuse Continue"}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043379,"usec":633891},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.540030,"noise_level":-31.264503,"freq_skew":0.739487,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":842,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[225,127,68,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043379,"usec":636419},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.114193,"noise_level":-31.450329,"freq_skew":0.833059,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":15838,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043380,"usec":392253},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725909,"noise_level":-31.392475,"freq_skew":-1.222996,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":175,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8573,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[134,134,28,100]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"ERROR","choice":"dM62ErrorInformation","data":{"error_info":"insufficientResources"}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"dM98FreeText","data":{"free_text":"AIRCREW HAS INHIBITED CPDLC"}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043380,"usec":394706},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425949,"noise_level":-31.232735,"freq_skew":0.466595,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":390,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[217,247,74,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":149033},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649387,"noise_level":-30.891323,"freq_skew":0.703724,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":149713},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382686,"noise_level":-31.438534,"freq_skew":-1.332610,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4122,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[8,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":154628},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596334,"noise_level":-30.996187,"freq_skew":-1.183459,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4123,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28569,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[223,114]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":19}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":154940},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462416,"noise_level":-31.478378,"freq_skew":2.206673,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4387,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":155446},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577878,"noise_level":-31.445877,"freq_skew":0.921517,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"_d","blk_id":"3","ack":"N","flight":"TP1337","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":908286},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714014,"noise_level":-31.381235,"freq_skew":-2.175002,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":58,"dst_ref":8502,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[50,27,142,212]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NOT AUTHORIZED NEXT DATA AUTHORITY","choice":"dM107NULL","data":{}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":909694},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787125,"noise_level":-31.253374,"freq_skew":-1.209614,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":910041},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253901,"noise_level":-31.478855,"freq_skew":0.311207,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":911853},"freq":136975000,"burst_len_octets":91,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.303505,"noise_level":-31.783630,"freq_skew":2.161376,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"dst_airport","value":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"alternate_ground_stations","value":["1298AA","119A6A","119A8A","1191CA","109F8A","11905A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":913941},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432980,"noise_level":-32.510689,"freq_skew":-1.198449,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":915726},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572718,"noise_level":-32.329231,"freq_skew":-1.164827,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":176,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2500,"dst_ref":8573,"variable_part_params":[{"name":"atn_checksum","value":[178,246,61,235]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043381,"usec":916919},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.175956,"noise_level":-32.222149,"freq_skew":0.766893,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043382,"usec":676033},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445198,"noise_level":-32.019650,"freq_skew":2.904176,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":40.700001,"lon":-6.700000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043382,"usec":680581},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454458,"noise_level":-32.331509,"freq_skew":-1.212050,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043382,"usec":680708},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.209873,"noise_level":-32.295654,"freq_skew":2.259115,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23121277","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,162,191,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043382,"usec":681437},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464202,"noise_level":-32.224396,"freq_skew":2.864253,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"EC81CR","msg_num":"S57","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043382,"usec":681962},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743093,"noise_level":-32.188984,"freq_skew":2.834589,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043383,"usec":429546},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761744,"noise_level":-32.610271,"freq_skew":1.864727,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBN","mode":"2","label":"_d","blk_id":"5","ack":"H","flight":"FR01PH","msg_num":"S16","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043383,"usec":434004},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.008865,"noise_level":-32.211510,"freq_skew":2.268444,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-DLB","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FR76VB","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043384,"usec":197880},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.072892,"noise_level":-31.932587,"freq_skew":2.738246,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043384,"usec":203807},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828415,"noise_level":-32.013588,"freq_skew":-3.279822,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043384,"usec":205957},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608334,"noise_level":-31.740847,"freq_skew":0.146667,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043384,"usec":962347},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.246007,"noise_level":-31.476414,"freq_skew":0.798209,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[90,80]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043384,"usec":962816},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.174397,"noise_level":-31.443918,"freq_skew":0.604048,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":15995,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043384,"usec":964409},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829421,"noise_level":-31.283241,"freq_skew":-2.229551,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":58,"dst_ref":8502,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[50,27,142,212]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":14}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NOT AUTHORIZED NEXT DATA AUTHORITY","choice":"dM107NULL","data":{}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043384,"usec":969100},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288039,"noise_level":-30.909321,"freq_skew":0.661321,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62650,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[184,125,21,50]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043385,"usec":722234},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.326031,"noise_level":-30.878878,"freq_skew":-0.902357,"avlc":{"src":{"addr":"4951D2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8515,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[65,53,18,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043385,"usec":725795},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102676,"noise_level":-30.550840,"freq_skew":0.566341,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62651,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8502,"dst_ref":58,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[91,94,152,223]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043385,"usec":727743},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.281538,"noise_level":-30.837982,"freq_skew":2.252326,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043385,"usec":727908},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.203779,"noise_level":-30.837982,"freq_skew":2.381542,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043385,"usec":729439},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.888370,"noise_level":-31.576237,"freq_skew":-2.379715,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":274,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":58,"dst_ref":8502,"variable_part_params":[{"name":"atn_checksum","value":[90,253,184,98]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043385,"usec":730991},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704717,"noise_level":-31.477997,"freq_skew":-0.105998,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":40.400002,"lon":-7.600000},"alt":33000}},{"name":"alternate_ground_stations","value":["1192CA","11928A","1191CA"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043386,"usec":485875},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313958,"noise_level":-30.941362,"freq_skew":0.846549,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043386,"usec":491186},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.710109,"noise_level":-30.552263,"freq_skew":-3.369589,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":32,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28631,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[54,70,170,175]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043387,"usec":250861},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.688179,"noise_level":-30.321201,"freq_skew":1.541587,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6636,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043387,"usec":255401},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782454,"noise_level":-30.013206,"freq_skew":2.014439,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[138,247,74,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043387,"usec":255658},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.915361,"noise_level":-29.985743,"freq_skew":-0.093304,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP473H","msg_num":"M20","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043387,"usec":255826},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.316999,"noise_level":-29.985743,"freq_skew":0.971857,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-2.900000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043387,"usec":255826},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.316999,"noise_level":-29.985743,"freq_skew":0.971857,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAO","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"U286MY","msg_num":"S18","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043387,"usec":255826},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.316999,"noise_level":-29.985743,"freq_skew":0.971857,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20006662","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,13,178,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043388,"usec":10914},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.978011,"noise_level":-30.607718,"freq_skew":0.056235,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"22251024","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,84,65,80,0,73,82,20,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043388,"usec":11580},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336987,"noise_level":-30.549002,"freq_skew":0.603609,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043388,"usec":12315},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832420,"noise_level":-31.425617,"freq_skew":-3.414610,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043388,"usec":770302},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.452610,"noise_level":-30.622402,"freq_skew":1.339824,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":153,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043388,"usec":776345},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.971210,"noise_level":-30.804684,"freq_skew":0.913012,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043389,"usec":529666},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.333868,"noise_level":-31.586891,"freq_skew":0.659393,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043389,"usec":532187},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.628556,"noise_level":-32.144691,"freq_skew":-3.341598,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":33,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64000,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[1,10,97,53]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043389,"usec":532295},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.676483,"noise_level":-32.795586,"freq_skew":-0.330880,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043389,"usec":536211},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.110167,"noise_level":-32.461048,"freq_skew":0.330458,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":412,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[212,221,132,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043390,"usec":297378},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.291405,"noise_level":-33.133423,"freq_skew":1.042528,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043390,"usec":299447},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.035649,"noise_level":-33.771164,"freq_skew":0.739668,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47812,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[194,151,33,38]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043390,"usec":305833},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067480,"noise_level":-33.236740,"freq_skew":1.978567,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[138,247,74,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043390,"usec":306399},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.674987,"noise_level":-33.157364,"freq_skew":-0.375099,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":50656},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262305,"noise_level":-32.846916,"freq_skew":0.600105,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":50882},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.341961,"noise_level":-33.302223,"freq_skew":2.336458,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":51943},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375201,"noise_level":-33.182533,"freq_skew":0.386014,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8561,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[34,164,7,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":52335},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538639,"noise_level":-33.143002,"freq_skew":2.333984,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":52610},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565305,"noise_level":-33.143002,"freq_skew":1.350919,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[233,156,205,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":55260},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.487231,"noise_level":-32.871204,"freq_skew":-1.092945,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":177,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2501,"dst_ref":8577,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[109,12,109,14]}]}],"x225_spdu":{"spdu_id":160,"spdu_type":"Short Refuse Continue"}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":816729},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.554378,"noise_level":-32.460567,"freq_skew":0.600684,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":817075},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.107839,"noise_level":-32.807076,"freq_skew":1.975726,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":822125},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.714875,"noise_level":-33.224426,"freq_skew":-1.162077,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":178,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8577,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[95,66,56,106]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":30}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"ERROR","choice":"dM62ErrorInformation","data":{"error_info":"insufficientResources"}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"dM98FreeText","data":{"free_text":"AIRCREW HAS INHIBITED CPDLC"}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":823807},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.157147,"noise_level":-33.105801,"freq_skew":0.591432,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":16209,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":824154},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.261425,"noise_level":-33.066616,"freq_skew":-0.130333,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043391,"usec":824590},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.490860,"noise_level":-33.027607,"freq_skew":1.458105,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043392,"usec":577843},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661949,"noise_level":-33.234348,"freq_skew":2.390366,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4388,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28612,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[67,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043392,"usec":579469},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358613,"noise_level":-33.037304,"freq_skew":-1.511043,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4124,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28569,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[52,75]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":30}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043392,"usec":579790},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.342025,"noise_level":-32.998425,"freq_skew":0.492423,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043392,"usec":580957},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.011593,"noise_level":-32.844627,"freq_skew":0.865745,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47819,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":17,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[186,84]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043392,"usec":589103},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273016,"noise_level":-33.095348,"freq_skew":-0.964713,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043393,"usec":336028},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.850068,"noise_level":-32.939842,"freq_skew":1.142368,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043393,"usec":338293},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507780,"noise_level":-33.515888,"freq_skew":-1.014879,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":179,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2501,"dst_ref":8577,"variable_part_params":[{"name":"atn_checksum","value":[242,144,60,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043393,"usec":339502},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945787,"noise_level":-33.352741,"freq_skew":0.216027,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":429,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[150,135,169,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043393,"usec":342840},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.031848,"noise_level":-32.996487,"freq_skew":0.523393,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":6117,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043394,"usec":99211},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759750,"noise_level":-32.766857,"freq_skew":-1.297717,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043394,"usec":109542},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.260528,"noise_level":-31.938877,"freq_skew":0.290865,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043394,"usec":868247},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.160222,"noise_level":-31.672882,"freq_skew":0.592749,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":16209,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043394,"usec":868984},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326659,"noise_level":-31.996655,"freq_skew":-1.346327,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[4,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043394,"usec":870941},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.086601,"noise_level":-32.310886,"freq_skew":0.691078,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47819,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":17,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[186,84]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043395,"usec":626145},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.012607,"noise_level":-31.891125,"freq_skew":0.786552,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62664,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043395,"usec":633032},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543612,"noise_level":-31.233677,"freq_skew":1.360582,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043396,"usec":388674},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.343613,"noise_level":-31.170588,"freq_skew":0.875189,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2265","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":16332,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043396,"usec":389016},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880102,"noise_level":-31.139217,"freq_skew":2.403903,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043396,"usec":389134},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385995,"noise_level":-31.139217,"freq_skew":1.816684,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2513,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043396,"usec":395866},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.938241,"noise_level":-30.555473,"freq_skew":0.652339,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043397,"usec":153521},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444253,"noise_level":-30.211020,"freq_skew":1.355868,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043397,"usec":154213},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632068,"noise_level":-30.182924,"freq_skew":1.571280,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3607,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[168,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043397,"usec":911142},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500930,"noise_level":-29.819542,"freq_skew":-0.421377,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043397,"usec":917611},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.460631,"noise_level":-29.450846,"freq_skew":1.935173,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28591,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[153,178]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043400,"usec":199666},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.391469,"noise_level":-27.961700,"freq_skew":2.340250,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3391,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043400,"usec":202658},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.106915,"noise_level":-28.530930,"freq_skew":1.777627,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043400,"usec":205979},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.034986,"noise_level":-28.302038,"freq_skew":0.645928,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043400,"usec":965603},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.993574,"noise_level":-27.733692,"freq_skew":0.436288,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"16","blk_id":"8","ack":"!","flight":"HN05ED","msg_num":"M41","msg_num_seq":"A","msg_text":"193639,35999,2148,   8,N 42.195 W  5.286"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043400,"usec":966212},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.741750,"noise_level":-28.568874,"freq_skew":2.131718,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":614,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043400,"usec":967226},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576669,"noise_level":-28.719481,"freq_skew":1.658575,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3609,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":21,"dst_ref":8505,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[84,84]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043401,"usec":719065},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496474,"noise_level":-28.719481,"freq_skew":1.445887,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-3.400000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043401,"usec":719065},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.496474,"noise_level":-28.719481,"freq_skew":1.445887,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"EC91UB","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043401,"usec":719065},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.496474,"noise_level":-28.719481,"freq_skew":1.445887,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006314","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,204,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043401,"usec":724761},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590258,"noise_level":-29.405773,"freq_skew":0.721978,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043401,"usec":725372},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.176661,"noise_level":-29.784307,"freq_skew":0.805112,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"_d","blk_id":"Z","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043401,"usec":727791},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832099,"noise_level":-29.598751,"freq_skew":-0.317123,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":636,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043402,"usec":487309},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922654,"noise_level":-29.494473,"freq_skew":1.023795,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":308,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043402,"usec":489773},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.392612,"noise_level":-29.382772,"freq_skew":1.228555,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043402,"usec":490540},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.790382,"noise_level":-29.357225,"freq_skew":0.461915,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043402,"usec":496740},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679951,"noise_level":-30.079750,"freq_skew":1.192880,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[67,70,153,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043403,"usec":247998},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.359786,"noise_level":-30.560129,"freq_skew":1.695922,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5048,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[161,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043403,"usec":250471},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284007,"noise_level":-30.357435,"freq_skew":0.750606,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"405F13","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47840,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":53,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[102,111,11,7]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043404,"usec":7882},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336506,"noise_level":-29.829983,"freq_skew":1.316437,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043404,"usec":9603},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738431,"noise_level":-30.690748,"freq_skew":2.041154,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":614,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043404,"usec":10706},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716282,"noise_level":-30.631470,"freq_skew":-3.628735,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":254,"pdu_id":373,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043404,"usec":12290},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.689982,"noise_level":-31.335415,"freq_skew":1.269233,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043404,"usec":768265},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736282,"noise_level":-31.818392,"freq_skew":-1.009993,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":181,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8581,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[229,3,60,213]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"ERROR","choice":"dM62ErrorInformation","data":{"error_info":"insufficientResources"}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"dM98FreeText","data":{"free_text":"AIRCREW HAS INHIBITED CPDLC"}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043404,"usec":768485},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548301,"noise_level":-31.789547,"freq_skew":0.625862,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043405,"usec":536593},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.396243,"noise_level":-30.862083,"freq_skew":-1.189559,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043405,"usec":539138},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.594203,"noise_level":-30.622747,"freq_skew":-0.979700,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":182,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2502,"dst_ref":8581,"variable_part_params":[{"name":"atn_checksum","value":[51,42,59,48]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043405,"usec":539896},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.872720,"noise_level":-30.799026,"freq_skew":1.618082,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043405,"usec":540480},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.207397,"noise_level":-30.768965,"freq_skew":0.783836,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62681,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[217,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043406,"usec":290467},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.280670,"noise_level":-30.387344,"freq_skew":1.103956,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043406,"usec":295598},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326737,"noise_level":-30.021791,"freq_skew":0.808019,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2770,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[113,117]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043407,"usec":53253},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306195,"noise_level":-30.337845,"freq_skew":0.664918,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":16637,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043407,"usec":58033},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559189,"noise_level":-29.946980,"freq_skew":1.756873,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043407,"usec":60262},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.468877,"noise_level":-30.725967,"freq_skew":0.640571,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043407,"usec":819983},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.971963,"noise_level":-30.813826,"freq_skew":0.844570,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47846,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":58,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[246,122,120,239]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":47}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LFRR"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043407,"usec":824283},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355260,"noise_level":-30.517292,"freq_skew":1.168573,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[87,149,229,22]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28610,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[225,99,133,69]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":47}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043408,"usec":577932},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295224,"noise_level":-30.062944,"freq_skew":0.595426,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47848,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[230,183,78,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043409,"usec":344752},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.637857,"noise_level":-29.462786,"freq_skew":1.292612,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":101427},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.363670,"noise_level":-29.158346,"freq_skew":0.870717,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":16637,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":101769},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.155333,"noise_level":-29.637051,"freq_skew":0.667604,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":16737,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":109922},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.884701,"noise_level":-29.150425,"freq_skew":-0.462983,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":390,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":110501},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716529,"noise_level":-29.125553,"freq_skew":1.230736,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5657,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":860489},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574217,"noise_level":-29.100752,"freq_skew":2.924725,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3904,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":861902},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.465045,"noise_level":-29.197397,"freq_skew":2.406826,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1623,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[187,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":863524},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330798,"noise_level":-29.073078,"freq_skew":0.842488,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2770,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[113,117]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":864863},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.354060,"noise_level":-29.073078,"freq_skew":2.201736,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":866321},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929714,"noise_level":-29.609051,"freq_skew":-3.493822,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043410,"usec":868106},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.025294,"noise_level":-29.504650,"freq_skew":0.624427,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47854,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":5,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[246,36]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043411,"usec":623930},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.911856,"noise_level":-29.198765,"freq_skew":0.699640,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043411,"usec":631378},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.511391,"noise_level":-28.830967,"freq_skew":0.982509,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8444,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[1,239,40,46]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8444,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[92,74,56,141]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":50}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043411,"usec":631958},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762889,"noise_level":-28.806990,"freq_skew":2.472585,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043411,"usec":632018},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919043,"noise_level":-28.806990,"freq_skew":0.981676,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2230,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043412,"usec":390475},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.869675,"noise_level":-28.663486,"freq_skew":2.879818,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043412,"usec":392147},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639524,"noise_level":-29.727430,"freq_skew":-0.239449,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"TP067U","msg_num":"M65","msg_num_seq":"A","msg_text":"1936,36991,9360,N 424315,W  55002"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043412,"usec":397560},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.473684,"noise_level":-29.732162,"freq_skew":2.204133,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3052,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[102,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043413,"usec":158025},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.236547,"noise_level":-29.418306,"freq_skew":1.188388,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043413,"usec":158124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140380,"noise_level":-29.418306,"freq_skew":1.002444,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043413,"usec":160762},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595252,"noise_level":-29.240326,"freq_skew":1.138701,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":57,"dst_ref":28707,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[241,105,21,67]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043413,"usec":913361},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849446,"noise_level":-28.703590,"freq_skew":-0.255447,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":390,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043413,"usec":918407},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865828,"noise_level":-28.447168,"freq_skew":0.865359,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043414,"usec":680208},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459535,"noise_level":-28.925457,"freq_skew":-0.181866,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":435054},"freq":136975000,"burst_len_octets":312,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722483,"noise_level":-28.695335,"freq_skew":-0.855213,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","sndcf_error_report":{"err":false,"cause_code":2,"cause_descr":"Directory entry exists","local_ref":64,"erroneous_pdu_present":true,"clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40651,"segment_offset":0,"pdu_total_len":91},"reasm_status":"skipped","options":[{"name":"lref","value":[64]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}}],"cotp":{"pdu_list":[{"err":true}],"unknown_proto":{"data":[195,1,192]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":435054},"freq":136975000,"burst_len_octets":312,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.722483,"noise_level":-28.695335,"freq_skew":-0.855213,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":352,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8539,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[209,201,145,110]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":435054},"freq":136975000,"burst_len_octets":312,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.722483,"noise_level":-28.695335,"freq_skew":-0.855213,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":353,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2569,"dst_ref":8539,"disc_reason_code":133,"disc_reason":"Protocol error","variable_part_params":[{"name":"atn_checksum","value":[21,182,159,118]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":435054},"freq":136975000,"burst_len_octets":312,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":3,"sig_level":-4.722483,"noise_level":-28.695335,"freq_skew":-0.855213,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":1,"pdu_type_name":"Error Report","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0],"lifetime":20.000000,"flags":{"SP":false,"MS":false,"ER":false},"reasm_status":"unknown","options":[{"name":"lref","value":[3]},{"name":"discard_reason","value":{"error_code":128,"error_descr":"Destination address unreachable","erroneous_octet":10}}],"clnp":{"err":true,"unknown_proto":{"data":[129,78,1,94,188,0,152,0,0,20,71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0,20,71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0,158,204,0,0,0,152,205,1,11,195,1,192,197,13,192,6,6,4,43]}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":435420},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.010732,"noise_level":-28.671732,"freq_skew":-0.540030,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":437625},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785607,"noise_level":-28.508274,"freq_skew":1.589070,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":438844},"freq":136975000,"burst_len_octets":25,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.997557,"noise_level":-29.316601,"freq_skew":-0.879885,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":1,"pdu_type_name":"Error Report","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0],"lifetime":20.000000,"flags":{"SP":false,"MS":false,"ER":false},"reasm_status":"unknown","options":[{"name":"lref","value":[3]},{"name":"discard_reason","value":{"error_code":128,"error_descr":"Destination address unreachable","erroneous_octet":10}}],"clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0],"dst_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40652,"segment_offset":0,"pdu_total_len":152},"reasm_status":"skipped","options":[{"name":"priority","value":[11]},{"name":"qos_maintenance","value":[192]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":440977},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804985,"noise_level":-29.503012,"freq_skew":-0.384621,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":206,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[134,205,249,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043415,"usec":441560},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719153,"noise_level":-30.329073,"freq_skew":-0.950015,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043416,"usec":194379},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456040,"noise_level":-30.243908,"freq_skew":1.754961,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":26,"dst_ref":44811,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[118,37]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043416,"usec":194995},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649219,"noise_level":-30.646181,"freq_skew":0.296007,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":455,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043416,"usec":196891},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759341,"noise_level":-30.470438,"freq_skew":-0.931888,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":31,"pkt_type_name":"Reset Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043416,"usec":202859},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.670435,"noise_level":-30.157202,"freq_skew":-0.843903,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":23,"pkt_type_name":"Clear Confirm","chan_group":11,"chan_num":255}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043416,"usec":204277},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736531,"noise_level":-30.142384,"freq_skew":2.488410,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3052,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[102,7]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043416,"usec":961491},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.855281,"noise_level":-29.653809,"freq_skew":-0.244273,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043417,"usec":738716},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522317,"noise_level":-29.227699,"freq_skew":-0.614126,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043419,"usec":244009},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493290,"noise_level":-28.851845,"freq_skew":2.748902,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":41.700001,"lon":-1.100000},"alt":39000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043419,"usec":244610},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.696737,"noise_level":-28.803846,"freq_skew":1.215245,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":251,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28614,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[233,219,61,46]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28614,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[26,37,229,225]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":57}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043419,"usec":246158},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362168,"noise_level":-28.684996,"freq_skew":0.668455,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,69,90,89,0,64,116,181,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40659,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8587,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[100,84,26,53]},{"name":"checksum","value":[9,211]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043419,"usec":246506},"freq":136975000,"burst_len_octets":43,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413897,"noise_level":-29.579391,"freq_skew":0.696634,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,69,90,89,0,64,116,181,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40659,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8587,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[100,84,26,53]},{"name":"checksum","value":[9,211]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25266450,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043419,"usec":248536},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695795,"noise_level":-29.966219,"freq_skew":0.469670,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":430,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28475,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[235,84,219,162]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[183,0,33,122]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":36,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043419,"usec":248841},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.645671,"noise_level":-29.966219,"freq_skew":1.349998,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043419,"usec":251204},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.165949,"noise_level":-30.201653,"freq_skew":1.883521,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043419,"usec":251416},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235007,"noise_level":-30.201653,"freq_skew":0.662197,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"dst_nsap":[71,0,39,65,69,90,89,0,64,116,181,0,0,83,65,65,66,0,0,1],"lifetime":47.000000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":40659,"segment_offset":0,"pdu_total_len":151},"reasm_status":"skipped","options":[{"name":"lref","value":[67]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8587,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[100,84,26,53]},{"name":"checksum","value":[9,211]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":3445},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615755,"noise_level":-30.973385,"freq_skew":2.609465,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-INA","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"EC43LM","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":3445},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.615755,"noise_level":-30.973385,"freq_skew":2.609465,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21000531","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,1,89,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":11393},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439567,"noise_level":-30.582878,"freq_skew":1.419694,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":59,"dst_ref":8587,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[186,216,135,177]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":11781},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760776,"noise_level":-30.553555,"freq_skew":1.439467,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":13051},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498156,"noise_level":-30.466173,"freq_skew":1.672612,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5050,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":26,"dst_ref":44811,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[118,37]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":13739},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835601,"noise_level":-30.995430,"freq_skew":1.541139,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":773394},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205267,"noise_level":-30.873087,"freq_skew":0.745475,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":2,"more":false,"reasm_status":"out of sequence","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40661,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[130,54,167,98]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":774082},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599548,"noise_level":-30.812553,"freq_skew":0.169292,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":774703},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.219468,"noise_level":-30.752441,"freq_skew":2.853950,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043420,"usec":781584},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991667,"noise_level":-30.173141,"freq_skew":1.180424,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043421,"usec":535719},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734578,"noise_level":-29.682884,"freq_skew":-0.252065,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JXL","mode":"2","label":"H2","blk_id":"0","ack":"!","flight":"EC35KQ","msg_num":"M26","msg_num_seq":"A","msg_text":"02A261937LEMDLFSBN40311W003332261917 182P142     217P192205004G     261P202215004G     304P197233004G     335P187214007G     363P180204009G     393P170197009G     426P162187008G     461P157205007G     492P15222"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043422,"usec":290283},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.615196,"noise_level":-30.471603,"freq_skew":2.526504,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043423,"usec":64455},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525805,"noise_level":-29.408426,"freq_skew":0.432302,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":233,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043423,"usec":66075},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632983,"noise_level":-29.281073,"freq_skew":1.407359,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28614,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[139,247,52,78]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":1}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043423,"usec":67885},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252135,"noise_level":-29.155558,"freq_skew":0.751219,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62709,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043423,"usec":814748},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463055,"noise_level":-29.808178,"freq_skew":0.901331,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":492,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[13,115,131,63]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043423,"usec":814970},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.447301,"noise_level":-29.808178,"freq_skew":0.934552,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":43.400002,"lon":-1.900000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043423,"usec":820782},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523736,"noise_level":-30.251114,"freq_skew":0.275506,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[169,159,252,224]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043423,"usec":821463},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.950193,"noise_level":-30.380833,"freq_skew":0.890140,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[79,210,118,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043424,"usec":580572},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811579,"noise_level":-30.295162,"freq_skew":0.448905,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":432,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":63991,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[53,14,195,240]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":2}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043424,"usec":580824},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475941,"noise_level":-30.266792,"freq_skew":1.442265,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[251,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043424,"usec":582009},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449925,"noise_level":-30.182232,"freq_skew":0.896708,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LSN","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"EC93ZB","msg_num":"S08","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043424,"usec":582009},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.449925,"noise_level":-30.182232,"freq_skew":0.896708,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006276","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,12,190,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043424,"usec":587778},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836947,"noise_level":-30.547375,"freq_skew":-0.371331,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JXL","mode":"2","label":"H2","blk_id":"0","ack":"!","flight":"EC35KQ","msg_num":"M26","msg_num_seq":"A","msg_text":"02A261937LEMDLFSBN40311W003332261917 182P142     217P192205004G     261P202215004G     304P197233004G     335P187214007G     363P180204009G     393P170197009G     426P162187008G     461P157205007G     492P15222"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043425,"usec":346379},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.830317,"noise_level":-30.203239,"freq_skew":0.165540,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":431,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28475,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[169,159,252,224]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":11,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043425,"usec":348591},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.337501,"noise_level":-30.063780,"freq_skew":0.945583,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043425,"usec":355515},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.653511,"noise_level":-29.845198,"freq_skew":1.262518,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":98575},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692293,"noise_level":-29.684795,"freq_skew":1.362926,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28614,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[93,123,56,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":99737},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.072759,"noise_level":-29.579487,"freq_skew":0.694607,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62709,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":108231},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542823,"noise_level":-29.120773,"freq_skew":2.324070,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28656,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[42,181]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":4}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":108505},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686037,"noise_level":-29.095989,"freq_skew":0.223941,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":864540},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211562,"noise_level":-29.227293,"freq_skew":0.251883,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":866326},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883513,"noise_level":-29.230812,"freq_skew":0.467314,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[238,176,5,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":867182},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476665,"noise_level":-29.180679,"freq_skew":0.620542,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":868828},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729007,"noise_level":-29.056595,"freq_skew":-2.161709,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":341,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[108,235,41,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":871870},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005033,"noise_level":-29.991665,"freq_skew":0.477918,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":501,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63971,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[45,53,144,88]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":874934},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617842,"noise_level":-29.882591,"freq_skew":0.804423,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2231,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[79,210,118,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043426,"usec":875201},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743350,"noise_level":-29.855534,"freq_skew":0.611627,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":299,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8490,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[16,199]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043427,"usec":627561},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.114740,"noise_level":-30.165573,"freq_skew":0.758920,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47883,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[175,248,22,111]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043427,"usec":627700},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.441220,"noise_level":-31.017008,"freq_skew":0.938471,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2232,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[104,190,123,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043427,"usec":628093},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.564911,"noise_level":-30.986183,"freq_skew":-0.316172,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043427,"usec":630036},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900352,"noise_level":-30.803499,"freq_skew":0.934187,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043427,"usec":630280},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539731,"noise_level":-31.020546,"freq_skew":2.411138,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3053,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[98,10]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043427,"usec":630767},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.705222,"noise_level":-30.989708,"freq_skew":1.359616,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4152,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[251,164]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043427,"usec":633324},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.277241,"noise_level":-31.421682,"freq_skew":0.630377,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043427,"usec":633963},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577073,"noise_level":-31.357220,"freq_skew":-2.294700,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043429,"usec":148836},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.914275,"noise_level":-30.187281,"freq_skew":2.454647,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043429,"usec":151556},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.583273,"noise_level":-29.965611,"freq_skew":-0.268137,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JXL","mode":"2","label":"H2","blk_id":"1","ack":"!","flight":"EC35KQ","msg_num":"M26","msg_num_seq":"B","msg_text":"2010G     506P147220010G     522P145226010G     538P145232012G     552P142237015G     563P140233016G     574P137230017G    /N40409W003257 739P112215021G    N40440W003220 995P077249017G    N40475W0031811124P0422"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043429,"usec":911315},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.885055,"noise_level":-30.432106,"freq_skew":0.400886,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":433,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":60,"dst_ref":28475,"variable_part_params":[{"name":"atn_checksum","value":[192,213,10,144]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043429,"usec":912054},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.691443,"noise_level":-30.374561,"freq_skew":0.444444,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":434,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[238,176,5,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043429,"usec":913853},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679350,"noise_level":-30.204178,"freq_skew":1.861227,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043430,"usec":687086},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607203,"noise_level":-29.573668,"freq_skew":-0.313526,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JXL","mode":"2","label":"H2","blk_id":"2","ack":"!","flight":"EC35KQ","msg_num":"M26","msg_num_seq":"C","msg_text":"50015G    N40511W0031421298P030241020G    N40560W0031311460P005215022G    N41011W0031191624M025224026G    N41065W0031071779M067225029G    N41120W0030941946M112227028G    N41177W0030822071M142218033G    N41233W0"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043431,"usec":450366},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.167371,"noise_level":-29.041153,"freq_skew":0.829475,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043432,"usec":194059},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.673388,"noise_level":-29.757994,"freq_skew":2.317647,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3055,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28656,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[239,26]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043432,"usec":195389},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655416,"noise_level":-29.678223,"freq_skew":-0.279117,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".HB-JXL","mode":"2","label":"H2","blk_id":"3","ack":"!","flight":"EC35KQ","msg_num":"M26","msg_num_seq":"D","msg_text":"030692226M180211026G    N41291W0030562371M207215023G    N41350W0030382475M240201026G    N41407W0025992602M270184026G    N41461W0025602718M300199023G    N41517W0025202820M330203024G    N41573W0024802915M36020302"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043432,"usec":196704},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.020192,"noise_level":-30.579393,"freq_skew":1.449341,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":32.000000,"flags":246,"pdu_id":319,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043432,"usec":201906},"freq":136975000,"burst_len_octets":173,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682335,"noise_level":-30.205839,"freq_skew":2.757888,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"8R","blk_id":"3","ack":"!","flight":"EC81CR","msg_num":"M13","msg_num_seq":"A","msg_text":"HI. EJU47UV. WE MAY LAND\r\n PAST 00.00 IN LIS. COUL\r\nD YOU ADJUST THE ALTERNA\r\nTE TO A FIELD WITH NO CU\r\nRFEW LIMITATION. THX.\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043432,"usec":962848},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450074,"noise_level":-30.038702,"freq_skew":0.566072,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043432,"usec":964691},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":3,"idx":0,"sig_level":-5.346504,"noise_level":-30.245533,"freq_skew":0.368112,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZQ","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"IB0981","msg_num":"D50","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,175845,1,1,TB000000/REP033,00,00,1/POSDMU,193700, 41.237,-  0.391,  6151,380\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043432,"usec":966409},"freq":136975000,"burst_len_octets":210,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784468,"noise_level":-30.105396,"freq_skew":-0.445904,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JXL","mode":"2","label":"H2","blk_id":"4","ack":"!","flight":"EC35KQ","msg_num":"M26","msg_num_seq":"E","msg_text":"02A261937LEMDLFSBN40311W003332261917 182P142     217P192205004G     261P202215004G     304P197233004G     335P187214007G     363P180204009G     393P170197009G     426P162187008G     461P157205007G     492P152222010G     506P147220010G     522P145226010G     538P145232012G     552P142237015G     563P140233016G     574P137230017G    /N40409W003257 739P112215021G    N40440W003220 995P077249017G    N40475W0031811124P042250015G    N40511W0031421298P030241020G    N40560W0031311460P005215022G    N41011W0031191624M025224026G    N41065W0031071779M067225029G    N41120W0030941946M112227028G    N41177W0030822071M142218033G    N41233W0030692226M180211026G    N41291W0030562371M207215023G    N41350W0030382475M240201026G    N41407W0025992602M270184026G    N41461W0025602718M300199023G    N41517W0025202820M330203024G    N41573W0024802915M360203025G    N42031W0024393003M382208023G    N42090W0023963095M407208023G    N42147W0023523190M427225032G    N42203W0023073265M440224034G    N42261W0022623371M467221033G    "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043432,"usec":967989},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163138,"noise_level":-30.802633,"freq_skew":0.574117,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":17369,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043433,"usec":720735},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632164,"noise_level":-30.623732,"freq_skew":2.378546,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043433,"usec":723677},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642241,"noise_level":-30.333511,"freq_skew":1.497583,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEBL"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-1.000000},"alt":33000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043433,"usec":724644},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617170,"noise_level":-30.248306,"freq_skew":2.624704,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[92,117]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043433,"usec":725795},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838721,"noise_level":-30.569450,"freq_skew":1.592572,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NGY","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"E90868","msg_num":"S23","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043433,"usec":725795},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.838721,"noise_level":-30.569450,"freq_skew":1.592572,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15061620","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,86,69,0,52,99,144,0,0,65,67,82,48,48,49,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043434,"usec":486706},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775683,"noise_level":-30.029358,"freq_skew":3.076454,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043435,"usec":257323},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753156,"noise_level":-29.678270,"freq_skew":2.150931,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":849,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,41,154,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043435,"usec":258215},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.558376,"noise_level":-29.573038,"freq_skew":1.427691,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043435,"usec":260968},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821163,"noise_level":-29.340824,"freq_skew":2.492763,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043435,"usec":261475},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202615,"noise_level":-29.767818,"freq_skew":0.694361,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47904,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[77,134,119,219]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043436,"usec":1361},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.089229,"noise_level":-29.478521,"freq_skew":0.793793,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346390","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":17369,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043436,"usec":6395},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785537,"noise_level":-29.049561,"freq_skew":2.061089,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043436,"usec":767472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.912127,"noise_level":-28.854799,"freq_skew":1.442999,"avlc":{"src":{"addr":"346390","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043436,"usec":771253},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.979548,"noise_level":-28.570612,"freq_skew":-0.170160,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043436,"usec":771741},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820364,"noise_level":-28.547344,"freq_skew":2.199149,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3056,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[87,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043439,"usec":61811},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739018,"noise_level":-26.881954,"freq_skew":-3.432801,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":34,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64000,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[61,100,247,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043439,"usec":63104},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.423932,"noise_level":-27.235842,"freq_skew":1.386467,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LPFR"},{"name":"ac_location","value":{"loc":{"lat":0.000000,"lon":0.000000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043439,"usec":816836},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.938634,"noise_level":-26.883432,"freq_skew":-2.219278,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[45,127,224,227]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043439,"usec":816987},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.339056,"noise_level":-26.883432,"freq_skew":1.329574,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDL","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"FR69XZ","msg_num":"S22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043439,"usec":820605},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156353,"noise_level":-26.674904,"freq_skew":0.764111,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[233,129,233,239]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043439,"usec":822688},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.994373,"noise_level":-27.364002,"freq_skew":0.338242,"avlc":{"src":{"addr":"347454","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043439,"usec":823507},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846696,"noise_level":-27.323542,"freq_skew":-2.359327,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":276,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043440,"usec":582565},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565574,"noise_level":-27.599789,"freq_skew":1.188939,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221145","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,101,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043440,"usec":582714},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.414935,"noise_level":-27.599789,"freq_skew":0.884485,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-3.900000},"alt":38000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043440,"usec":584833},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.794343,"noise_level":-27.747177,"freq_skew":3.016137,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043440,"usec":585478},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478374,"noise_level":-27.793493,"freq_skew":2.430430,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3056,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[87,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043440,"usec":587802},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539500,"noise_level":-27.645622,"freq_skew":0.911475,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"EC47NL","msg_num":"S14","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043440,"usec":587802},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.539500,"noise_level":-27.645622,"freq_skew":0.911475,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,49,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043440,"usec":588050},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.810320,"noise_level":-27.645622,"freq_skew":0.856919,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043440,"usec":590046},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737620,"noise_level":-27.686308,"freq_skew":-2.237106,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043441,"usec":335224},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.817081,"noise_level":-27.602535,"freq_skew":0.148420,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6118,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[130,48]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043441,"usec":351488},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788257,"noise_level":-27.195379,"freq_skew":1.342222,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043442,"usec":102034},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.887805,"noise_level":-27.692036,"freq_skew":0.869355,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043442,"usec":108594},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.293530,"noise_level":-27.729103,"freq_skew":1.710093,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":727,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[206,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043442,"usec":110124},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.767131,"noise_level":-28.479740,"freq_skew":0.595635,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043442,"usec":862942},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.514636,"noise_level":-28.522095,"freq_skew":-0.239100,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8501,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,2,206,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043442,"usec":863979},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.969734,"noise_level":-28.452864,"freq_skew":0.694556,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47920,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[158,89]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043442,"usec":869903},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586352,"noise_level":-28.614491,"freq_skew":2.934931,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043442,"usec":870253},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.778782,"noise_level":-28.591103,"freq_skew":-2.411661,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":276,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043443,"usec":623469},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.717560,"noise_level":-28.315277,"freq_skew":0.289454,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":456,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043443,"usec":626945},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564422,"noise_level":-28.069901,"freq_skew":0.755346,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043443,"usec":627230},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941503,"noise_level":-28.910284,"freq_skew":1.813264,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043444,"usec":384048},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893838,"noise_level":-29.201374,"freq_skew":0.161611,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043444,"usec":385323},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454304,"noise_level":-29.076996,"freq_skew":1.514633,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043445,"usec":154903},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902386,"noise_level":-28.320572,"freq_skew":1.456117,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":51,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8450,"credit":3,"rseq":6,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[95,231,60,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043445,"usec":907234},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543342,"noise_level":-27.807417,"freq_skew":0.657862,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":300,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043445,"usec":910170},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.996095,"noise_level":-27.638355,"freq_skew":-0.196190,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043446,"usec":670313},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.179173,"noise_level":-27.555042,"freq_skew":0.779825,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":17725,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043446,"usec":674258},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.424849,"noise_level":-27.309790,"freq_skew":0.225376,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":435,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043446,"usec":675421},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.306969,"noise_level":-27.269581,"freq_skew":0.564690,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043446,"usec":675960},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083256,"noise_level":-28.173065,"freq_skew":0.573330,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043446,"usec":678249},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574805,"noise_level":-28.880665,"freq_skew":1.160306,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-7.200000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043446,"usec":678249},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.574805,"noise_level":-28.880665,"freq_skew":1.160306,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVD","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP67NP","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043446,"usec":678249},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.574805,"noise_level":-28.880665,"freq_skew":1.160306,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251304","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,196,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043446,"usec":678437},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323750,"noise_level":-28.880665,"freq_skew":0.872223,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40702,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":80,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,251,196,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043447,"usec":437858},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.327712,"noise_level":-28.832508,"freq_skew":-2.411710,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043447,"usec":440843},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718841,"noise_level":-28.595642,"freq_skew":1.775923,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":850,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8565,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[84,232,212,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043448,"usec":206261},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.082941,"noise_level":-28.118298,"freq_skew":0.851093,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043448,"usec":206497},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.638561,"noise_level":-28.118298,"freq_skew":2.251827,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7264,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8381,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[111,83]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":25}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043448,"usec":212564},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025976,"noise_level":-27.750210,"freq_skew":-1.096513,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":793,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043448,"usec":212868},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494946,"noise_level":-27.729036,"freq_skew":-0.108404,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":473,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8501,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,2,206,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043448,"usec":957689},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.127501,"noise_level":-27.623936,"freq_skew":-1.328976,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":794,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043448,"usec":964382},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518495,"noise_level":-28.118618,"freq_skew":2.062689,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28640,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[161,138,54,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043449,"usec":725566},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332233,"noise_level":-27.729342,"freq_skew":0.691062,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47931,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9933,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,186,56,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043450,"usec":484577},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747034,"noise_level":-27.674217,"freq_skew":1.051352,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVD","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP67NP","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043450,"usec":485074},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.606561,"noise_level":-28.498379,"freq_skew":1.170934,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251304","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,196,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043450,"usec":485195},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.927323,"noise_level":-28.498379,"freq_skew":2.166373,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043450,"usec":486396},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926589,"noise_level":-28.406441,"freq_skew":2.037824,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043450,"usec":486540},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108711,"noise_level":-28.406441,"freq_skew":0.779065,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22251304","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043450,"usec":488623},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.952366,"noise_level":-28.836575,"freq_skew":2.352767,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7265,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":19,"dst_ref":28710,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[101,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":1024},{"name":"checksum","value":[180,14]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043451,"usec":247897},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223488,"noise_level":-28.437483,"freq_skew":0.853901,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVD","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043451,"usec":248279},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871140,"noise_level":-29.330206,"freq_skew":1.110754,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043451,"usec":249455},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536433,"noise_level":-29.229084,"freq_skew":2.148703,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":319,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043451,"usec":251436},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.879517,"noise_level":-29.079571,"freq_skew":0.291249,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[134,125,254,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043452,"usec":7607},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.928003,"noise_level":-29.198261,"freq_skew":0.879285,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043452,"usec":8889},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.241303,"noise_level":-29.098654,"freq_skew":0.726714,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043452,"usec":772754},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880823,"noise_level":-29.642601,"freq_skew":1.060303,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OH-LZL","mode":"2","label":"H2","blk_id":"8","ack":"!","flight":"AY087T","msg_num":"M57","msg_num_seq":"A","msg_text":"02E26LPMAEFHKN40130W01044219023400M495180071G    QN41055W01002519093401M495185078G    QN41579W00918619163399M492191076G    QN42429W00823019233397M490201075G    QN43280W00725619303399M492207074G    QN44130W00626"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043452,"usec":773567},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546245,"noise_level":-29.590038,"freq_skew":0.512741,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043452,"usec":774116},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690485,"noise_level":-29.563881,"freq_skew":0.154455,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043452,"usec":777088},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.163453,"noise_level":-29.885263,"freq_skew":2.423465,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043452,"usec":777283},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.304911,"noise_level":-29.858198,"freq_skew":0.698946,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":17893,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":32}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043452,"usec":777961},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463597,"noise_level":-29.804321,"freq_skew":3.050986,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":444,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28619,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[239,7,73,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043453,"usec":533236},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.676773,"noise_level":-29.592094,"freq_skew":0.317741,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043453,"usec":538494},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682556,"noise_level":-29.182589,"freq_skew":0.922464,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":680,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043453,"usec":538939},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400507,"noise_level":-29.157627,"freq_skew":0.776702,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":17916,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043453,"usec":539725},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621613,"noise_level":-29.107912,"freq_skew":0.724945,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H2","blk_id":"9","ack":"!","flight":"AY087T","msg_num":"M57","msg_num_seq":"B","msg_text":"02E26LPMAEFHKN40130W01044219023400M495180071G    QN41055W01002519093401M495185078G    QN41579W00918619163399M492191076G    QN42429W00823019233397M490201075G    QN43280W00725619303399M492207074G    QN44130W00626719373400M490214071G    Q"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043453,"usec":539952},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810436,"noise_level":-29.083160,"freq_skew":2.020792,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043454,"usec":293640},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756489,"noise_level":-28.992624,"freq_skew":-3.357191,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":35,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043454,"usec":298799},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.840683,"noise_level":-29.600605,"freq_skew":0.140407,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-1.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043454,"usec":299468},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773244,"noise_level":-29.574413,"freq_skew":1.570351,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MKO","mode":"2","label":"B9","blk_id":"7","ack":"!","flight":"VY02FJ","msg_num":"M32","msg_num_seq":"A","msg_text":"/LECO.TI2/040LECOA5602"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043455,"usec":62360},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925314,"noise_level":-29.240904,"freq_skew":0.826881,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043455,"usec":63001},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.626937,"noise_level":-29.190712,"freq_skew":0.332849,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":436,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[68,125,55,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043455,"usec":64426},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.708732,"noise_level":-29.091190,"freq_skew":0.187244,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043455,"usec":66941},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699714,"noise_level":-29.490088,"freq_skew":0.736839,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043455,"usec":822185},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.939666,"noise_level":-30.253998,"freq_skew":1.016569,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043455,"usec":822696},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842590,"noise_level":-30.197617,"freq_skew":0.276291,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043455,"usec":826884},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347138,"noise_level":-29.839802,"freq_skew":1.444645,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":651,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043455,"usec":828331},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711346,"noise_level":-29.732605,"freq_skew":0.191086,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":437,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[13,233,100,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043457,"usec":340619},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325188,"noise_level":-28.823093,"freq_skew":1.454229,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5658,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8479,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[68,153]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043457,"usec":342086},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.205090,"noise_level":-28.727676,"freq_skew":2.926951,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043457,"usec":351846},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900469,"noise_level":-28.401728,"freq_skew":-0.451379,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":391,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[238,63,157,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043458,"usec":860135},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922963,"noise_level":-28.089088,"freq_skew":-0.442632,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043458,"usec":862765},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.019306,"noise_level":-27.914509,"freq_skew":1.637443,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MKO","mode":"2","label":"_d","blk_id":"8","ack":"E","flight":"VY02FJ","msg_num":"S91","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043458,"usec":870015},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.951330,"noise_level":-28.475914,"freq_skew":-3.351506,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043460,"usec":388652},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725863,"noise_level":-27.578934,"freq_skew":1.629434,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MKO","mode":"2","label":"_d","blk_id":"9","ack":"F","flight":"VY02FJ","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043460,"usec":395466},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880015,"noise_level":-27.999001,"freq_skew":0.004415,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"B9","blk_id":"8","ack":"!","flight":"TP473H","msg_num":"M21","msg_num_seq":"A","msg_text":"/LPPT.TI2/024LPPTA93DE"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043461,"usec":149210},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.684287,"noise_level":-27.847616,"freq_skew":1.300338,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MKO","mode":"2","label":"_d","blk_id":"0","ack":"G","flight":"VY02FJ","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043462,"usec":677765},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.082905,"noise_level":-26.629410,"freq_skew":1.182043,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043462,"usec":683267},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.944854,"noise_level":-27.587111,"freq_skew":0.591946,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47957,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[116,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043463,"usec":437901},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624504,"noise_level":-28.083323,"freq_skew":-0.241417,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":474,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[22,97,75,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043463,"usec":441682},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989172,"noise_level":-28.606213,"freq_skew":0.013071,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043463,"usec":442655},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129550,"noise_level":-28.536310,"freq_skew":2.294530,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[244,198]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043464,"usec":202931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.101285,"noise_level":-28.598522,"freq_skew":-0.380892,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043464,"usec":963912},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706145,"noise_level":-28.528683,"freq_skew":1.481715,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":87,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043465,"usec":721294},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.605310,"noise_level":-28.860210,"freq_skew":2.769926,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":803,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[135,92,184,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043465,"usec":722317},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.750618,"noise_level":-28.764383,"freq_skew":-3.616367,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043465,"usec":727782},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162565,"noise_level":-28.483089,"freq_skew":0.703826,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47964,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043465,"usec":730276},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.326330,"noise_level":-29.452625,"freq_skew":0.802795,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47957,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[116,79]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043466,"usec":484828},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568022,"noise_level":-29.582827,"freq_skew":2.467527,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[88,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043466,"usec":488039},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.677930,"noise_level":-29.375879,"freq_skew":2.535079,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043466,"usec":491242},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.282507,"noise_level":-29.274227,"freq_skew":-3.408684,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043467,"usec":243693},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728707,"noise_level":-29.099148,"freq_skew":2.403703,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28556,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[46,68]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":45}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043467,"usec":244772},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.986129,"noise_level":-29.905987,"freq_skew":-0.311003,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"9","ack":"I","flight":"TP473H","msg_num":"M22","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043467,"usec":245740},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.437963,"noise_level":-29.824852,"freq_skew":2.204131,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043468,"usec":11702},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.444307,"noise_level":-29.226791,"freq_skew":2.348094,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[244,198]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043468,"usec":765498},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624597,"noise_level":-28.738241,"freq_skew":1.542855,"avlc":{"src":{"addr":"3451D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043468,"usec":766893},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.897326,"noise_level":-28.620279,"freq_skew":2.306479,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043469,"usec":531363},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618161,"noise_level":-28.060139,"freq_skew":2.489179,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":26,"dst_ref":8508,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[163,190]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043470,"usec":298863},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.133365,"noise_level":-27.527557,"freq_skew":0.618366,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EBBR"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-3.000000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043470,"usec":304307},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317809,"noise_level":-28.318031,"freq_skew":0.386986,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NJY","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"IB06HA","msg_num":"S32","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043470,"usec":305584},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647193,"noise_level":-29.280634,"freq_skew":0.615568,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15062231","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,100,153,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043470,"usec":305785},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.567906,"noise_level":-29.280634,"freq_skew":0.470170,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-1.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043471,"usec":50920},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.768002,"noise_level":-28.982407,"freq_skew":2.391792,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043471,"usec":818710},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379035,"noise_level":-28.444843,"freq_skew":0.562855,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043472,"usec":580528},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.481800,"noise_level":-28.083492,"freq_skew":0.644491,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043472,"usec":580889},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.457243,"noise_level":-28.965981,"freq_skew":2.202295,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[244,198]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043473,"usec":346628},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.946156,"noise_level":-29.367964,"freq_skew":-1.049732,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":795,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043473,"usec":349396},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.755039,"noise_level":-29.241198,"freq_skew":0.666477,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043474,"usec":114085},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.601603,"noise_level":-28.470963,"freq_skew":0.740800,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"B9","blk_id":"4","ack":"!","flight":"FR12MA","msg_num":"M01","msg_num_seq":"A","msg_text":"/LPFR.TI2/024LPFRAC8BB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043474,"usec":115597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.143414,"noise_level":-28.379314,"freq_skew":-1.032828,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043474,"usec":864221},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.350585,"noise_level":-28.266094,"freq_skew":0.766173,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"0","ack":"A","flight":"AY087T","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043474,"usec":869077},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.032626,"noise_level":-27.978447,"freq_skew":0.629524,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043475,"usec":631513},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.008281,"noise_level":-27.742279,"freq_skew":0.881350,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"AY087T","msg_num":"F78","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043475,"usec":632931},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729324,"noise_level":-27.678968,"freq_skew":-0.060229,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":663,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[121,212,25,253]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28515,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[181,193,148,132]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":37,"sec":54}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043475,"usec":637025},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.923531,"noise_level":-28.351681,"freq_skew":0.791143,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"Z","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043476,"usec":385536},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795053,"noise_level":-28.847502,"freq_skew":2.836746,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":595,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28669,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[61,161,31,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043476,"usec":389354},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823915,"noise_level":-29.610903,"freq_skew":1.029488,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043476,"usec":390134},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854149,"noise_level":-29.558535,"freq_skew":2.825762,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"5U","blk_id":"4","ack":"!","flight":"EC81CR","msg_num":"M14","msg_num_seq":"A","msg_text":"LEMD LEBB LFBZ LFBO-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043476,"usec":393904},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930820,"noise_level":-29.352160,"freq_skew":0.655328,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043476,"usec":394031},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.016832,"noise_level":-29.352160,"freq_skew":0.697120,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"AY087T","msg_num":"F79","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN44159W006224,DEMOS,193754,340,LOTEE,194209,AZFIC,M49,21471,2375F9F"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043477,"usec":152911},"freq":136975000,"burst_len_octets":232,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249534,"noise_level":-29.250782,"freq_skew":0.582468,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"A9","blk_id":"O","ack":"!","msg_text":"/LISCAYA.TI2/LPFR ARR ATIS D\r\n1930Z EXP ILS APCH\r\nRWY IN USE 28\r\nTRL 50\r\nTWY C 1 CLSD\r\nTWY F CLSD\r\nCAUTION BIRD ACTIVITY\r\nWND TDZ 290 DEG 2 KT\r\nCAVOK\r\nT 18 DP 16 QNH 1018\r\nACK ARR INFO D\r\n\r\n\r\nD234\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043477,"usec":159864},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949672,"noise_level":-28.929245,"freq_skew":3.078203,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043477,"usec":915598},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355840,"noise_level":-28.737135,"freq_skew":0.778189,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"5","ack":"O","flight":"FR12MA","msg_num":"S03","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043477,"usec":921723},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.826448,"noise_level":-29.000774,"freq_skew":0.726587,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"3","ack":"B","flight":"AY087T","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043477,"usec":922111},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.205064,"noise_level":-29.164812,"freq_skew":0.632117,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043478,"usec":672246},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576395,"noise_level":-29.582041,"freq_skew":1.137029,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKK","mode":"2","label":"B9","blk_id":"5","ack":"!","flight":"FR96VK","msg_num":"M11","msg_num_seq":"A","msg_text":"/LPFR.TI2/024LPFRAC8BB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043478,"usec":674254},"freq":136975000,"burst_len_octets":120,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.893600,"noise_level":-29.426384,"freq_skew":0.813555,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"38","blk_id":"4","ack":"!","flight":"AY087T","msg_num":"M58","msg_num_seq":"A","msg_text":"/AY1732/261026/W  6.384/N 44.264/33992/-------/      /- 48/21453/ 71\r\n/107/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043478,"usec":678951},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592041,"noise_level":-29.123196,"freq_skew":-0.020350,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043479,"usec":433945},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.836399,"noise_level":-28.957706,"freq_skew":-0.140812,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":664,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":68,"dst_ref":8509,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[217,111,199,230]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,2],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043480,"usec":201981},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.655613,"noise_level":-28.255993,"freq_skew":0.272790,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":3}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-1.000000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043480,"usec":210066},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711568,"noise_level":-28.144358,"freq_skew":0.701517,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043480,"usec":211830},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.060028,"noise_level":-28.203106,"freq_skew":0.865309,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043480,"usec":212237},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.110512,"noise_level":-28.203106,"freq_skew":-0.038954,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043480,"usec":959325},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.900224,"noise_level":-28.941628,"freq_skew":0.143248,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"LW07ZM","msg_num":"S43","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043480,"usec":961341},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.810944,"noise_level":-28.773060,"freq_skew":1.414945,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043480,"usec":961926},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647694,"noise_level":-28.725492,"freq_skew":0.453173,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,68,65,0,77,34,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043480,"usec":965538},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.064823,"noise_level":-28.537788,"freq_skew":0.850987,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043481,"usec":722710},"freq":136975000,"burst_len_octets":79,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.806223,"noise_level":-28.386044,"freq_skew":2.244009,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-EFJ","mode":"2","label":"16","blk_id":"1","ack":"!","flight":"FR01YQ","msg_num":"M64","msg_num_seq":"A","msg_text":"193759,,2122, 162,N   .    MMMM.MMM"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043481,"usec":726885},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.559265,"noise_level":-28.050461,"freq_skew":0.812917,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"B9","blk_id":"6","ack":"!","flight":"FR12MA","msg_num":"M02","msg_num_seq":"A","msg_text":"/LPPR.TI2/024LPPRA3978"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043481,"usec":727812},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.571377,"noise_level":-28.050461,"freq_skew":0.266838,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043481,"usec":728372},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.144127,"noise_level":-28.006683,"freq_skew":0.634724,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D22C8","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"_d","blk_id":"Y","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043482,"usec":492546},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.155490,"noise_level":-27.559837,"freq_skew":0.710129,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043482,"usec":494108},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945643,"noise_level":-27.477268,"freq_skew":0.227509,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043482,"usec":494751},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166044,"noise_level":-27.456751,"freq_skew":0.691320,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"X","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043483,"usec":248359},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.639158,"noise_level":-27.939590,"freq_skew":0.512874,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[196,230,167,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043483,"usec":255545},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.211793,"noise_level":-28.268309,"freq_skew":0.604529,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":47988,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[27,150,29,102]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043484,"usec":8878},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.043451,"noise_level":-28.068108,"freq_skew":2.229378,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043484,"usec":9826},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.102014,"noise_level":-28.002388,"freq_skew":0.894505,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043484,"usec":17861},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.535792,"noise_level":-28.400272,"freq_skew":0.750291,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043484,"usec":773423},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.598650,"noise_level":-27.954941,"freq_skew":1.470391,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":652,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[21,253,67,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043486,"usec":294543},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.379740,"noise_level":-27.662601,"freq_skew":1.378569,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043486,"usec":296756},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799509,"noise_level":-28.399878,"freq_skew":2.891354,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"5","ack":"M","flight":"EC81CR","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043487,"usec":56305},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.603816,"noise_level":-27.846716,"freq_skew":2.817173,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"6","ack":"N","flight":"EC81CR","msg_num":"S59","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043487,"usec":821988},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.122319,"noise_level":-27.387466,"freq_skew":0.758141,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62765,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043487,"usec":825392},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.812867,"noise_level":-27.206373,"freq_skew":3.149792,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":201,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[6,87,14,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043488,"usec":573034},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.436503,"noise_level":-26.931969,"freq_skew":1.704766,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043488,"usec":573853},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.525111,"noise_level":-26.904142,"freq_skew":1.465447,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKK","mode":"2","label":"16","blk_id":"6","ack":"!","flight":"FR96VK","msg_num":"M12","msg_num_seq":"A","msg_text":"193806,36987,2032, 111,N 42.058 W  8.032"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043488,"usec":577025},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607894,"noise_level":-27.188927,"freq_skew":0.900534,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043488,"usec":579219},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574867,"noise_level":-28.119656,"freq_skew":0.724128,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043488,"usec":579948},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.096520,"noise_level":-28.075525,"freq_skew":3.391730,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043489,"usec":340374},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432572,"noise_level":-28.031618,"freq_skew":2.389591,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1624,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[183,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043489,"usec":341770},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.617207,"noise_level":-28.201496,"freq_skew":0.159117,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":392,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043489,"usec":347329},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720528,"noise_level":-27.937584,"freq_skew":2.263126,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1625,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28537,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[248,219]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":7}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043490,"usec":103951},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.376642,"noise_level":-28.205055,"freq_skew":1.987619,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":728,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043490,"usec":108793},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.745306,"noise_level":-29.096117,"freq_skew":3.041266,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"5U","blk_id":"7","ack":"!","flight":"EC81CR","msg_num":"M15","msg_num_seq":"A","msg_text":"LFBD-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043490,"usec":867972},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.192500,"noise_level":-29.844387,"freq_skew":0.860329,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043490,"usec":868714},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.894325,"noise_level":-29.790594,"freq_skew":1.196018,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043490,"usec":876180},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.463627,"noise_level":-29.346336,"freq_skew":2.361827,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043491,"usec":622124},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496351,"noise_level":-29.480862,"freq_skew":2.773562,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"8","ack":"O","flight":"EC81CR","msg_num":"S60","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043491,"usec":623400},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761284,"noise_level":-29.736263,"freq_skew":0.702939,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":608,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043492,"usec":388148},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469843,"noise_level":-29.286697,"freq_skew":2.431273,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1626,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":20,"dst_ref":8510,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[55,161]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043492,"usec":391682},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706662,"noise_level":-29.012747,"freq_skew":0.658210,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043493,"usec":149183},"freq":136975000,"burst_len_octets":218,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.133780,"noise_level":-29.223476,"freq_skew":0.698453,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"A9","blk_id":"P","ack":"!","msg_text":"/LISCAYA.TI2/LPPR ARR ATIS E\r\n1930Z ILS Y APCH\r\nRWY IN USE 17\r\nTRL 50\r\nWND TDZ CLM\r\nVIS 10KM  \r\nCLD FEW 4500 FT\r\nT 14 DP 13 QNH 1018\r\nBIRD ACTIVITY OVER RWY\r\nACK ARR INFO E\r\n\r\n\r\nCC6C\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043493,"usec":157234},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695434,"noise_level":-28.758884,"freq_skew":-0.399003,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[117,253,239,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043493,"usec":911442},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352777,"noise_level":-28.945984,"freq_skew":1.750469,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2514,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043493,"usec":911671},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013293,"noise_level":-29.229828,"freq_skew":-0.064611,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":637,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[34,231]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043493,"usec":914544},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218863,"noise_level":-29.006498,"freq_skew":0.608763,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"7","ack":"P","flight":"FR12MA","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043493,"usec":914889},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499136,"noise_level":-29.811251,"freq_skew":1.467204,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKK","mode":"2","label":"_d","blk_id":"7","ack":"J","flight":"FR96VK","msg_num":"S85","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043493,"usec":918327},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.994250,"noise_level":-29.546558,"freq_skew":0.845480,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043493,"usec":918660},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313311,"noise_level":-29.520529,"freq_skew":0.774495,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043494,"usec":676196},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413236,"noise_level":-29.776367,"freq_skew":0.839028,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043494,"usec":678381},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.114747,"noise_level":-30.173666,"freq_skew":0.745389,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043494,"usec":679949},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213455,"noise_level":-30.937204,"freq_skew":0.843236,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":19039,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043495,"usec":435559},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738054,"noise_level":-31.011002,"freq_skew":-3.353773,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":36,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28631,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[169,229,165,159]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28631,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[185,139,156,187]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043495,"usec":436733},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861479,"noise_level":-30.888441,"freq_skew":0.463213,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":301,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[238,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043495,"usec":437820},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014852,"noise_level":-30.836164,"freq_skew":-3.150361,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":37,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":64000,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[229,69,28,100]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":14}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043495,"usec":438035},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991916,"noise_level":-30.836164,"freq_skew":0.670438,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":2233,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043495,"usec":440699},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111117,"noise_level":-30.597530,"freq_skew":0.722067,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62780,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[217,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043495,"usec":442151},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.084630,"noise_level":-30.480629,"freq_skew":0.620235,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48018,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":11,"rseq":11,"variable_part_params":[{"name":"checksum","value":[9,247]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":195473},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233252,"noise_level":-31.066816,"freq_skew":-3.182362,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":196663},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488055,"noise_level":-30.943470,"freq_skew":1.706313,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":196782},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695972,"noise_level":-30.943470,"freq_skew":1.651946,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2515,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":200522},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.420822,"noise_level":-30.613029,"freq_skew":-3.447468,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":7,"unknown_proto":{"data":[1,33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":200847},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.418145,"noise_level":-30.613029,"freq_skew":0.865170,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2771,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[113,117]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":202082},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597437,"noise_level":-31.245298,"freq_skew":-0.276213,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[117,253,239,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":205817},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719249,"noise_level":-31.088219,"freq_skew":-3.178186,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":38,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":51,"dst_ref":28631,"variable_part_params":[{"name":"atn_checksum","value":[68,10,157,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":956783},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849248,"noise_level":-31.057140,"freq_skew":0.674077,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":957975},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854987,"noise_level":-30.933931,"freq_skew":-3.456697,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":39,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64000,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[116,169,92,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":958408},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.972792,"noise_level":-30.903399,"freq_skew":0.674867,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":57,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[117,147,186,215]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":15}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":959551},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229471,"noise_level":-30.812445,"freq_skew":0.778195,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":960793},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324006,"noise_level":-30.722431,"freq_skew":0.564590,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":960930},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.190535,"noise_level":-31.351919,"freq_skew":0.796278,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":964289},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868871,"noise_level":-31.067781,"freq_skew":1.768351,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":965235},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.909186,"noise_level":-30.975096,"freq_skew":0.558404,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043496,"usec":965403},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.350646,"noise_level":-30.975096,"freq_skew":0.669921,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043499,"usec":244262},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.955195,"noise_level":-29.491867,"freq_skew":0.728930,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48020,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":57,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[117,147,186,215]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":15}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043499,"usec":245117},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.167855,"noise_level":-29.440210,"freq_skew":2.458064,"avlc":{"src":{"addr":"495150","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":35,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043499,"usec":245728},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788436,"noise_level":-29.388857,"freq_skew":0.433148,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043499,"usec":247697},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.799420,"noise_level":-29.236595,"freq_skew":-2.416093,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[130,76,19,142]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28493,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[36,35,252,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":18}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043499,"usec":253035},"freq":136975000,"burst_len_octets":46,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250072,"noise_level":-29.037643,"freq_skew":0.693764,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48022,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":57,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[84,139,37,154]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":9710},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.547644,"noise_level":-29.099621,"freq_skew":0.635666,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":843,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[165,112,30,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":10278},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.150062,"noise_level":-29.050236,"freq_skew":0.681240,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48027,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[29,75,118,15]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":12518},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.454765,"noise_level":-29.546404,"freq_skew":0.930260,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":844,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[225,127,68,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":13057},"freq":136975000,"burst_len_octets":57,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871278,"noise_level":-29.902882,"freq_skew":-2.347749,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":278,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28493,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[215,25,69,57]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28493,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[111,220,229,63]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":14022},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091483,"noise_level":-29.821777,"freq_skew":0.764888,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":14397},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.346834,"noise_level":-29.794912,"freq_skew":0.798815,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":15039},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618759,"noise_level":-29.768126,"freq_skew":-0.293763,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[117,253,239,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":18192},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.125974,"noise_level":-29.635429,"freq_skew":0.666326,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48029,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[114,24,168,185]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":771413},"freq":136975000,"burst_len_octets":36,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.972374,"noise_level":-30.439341,"freq_skew":0.759159,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48030,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28493,"dst_ref":57,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[243,209,94,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":772304},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707041,"noise_level":-30.353092,"freq_skew":-2.326698,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-7.700000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":773997},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407658,"noise_level":-30.211224,"freq_skew":0.271910,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[217,247,74,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":774588},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.038346,"noise_level":-30.183126,"freq_skew":0.673319,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":775019},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927670,"noise_level":-30.445530,"freq_skew":-2.251631,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":279,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":57,"dst_ref":28493,"variable_part_params":[{"name":"atn_checksum","value":[133,229,108,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043500,"usec":779806},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.584352,"noise_level":-30.273764,"freq_skew":0.136496,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-0.900000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043501,"usec":531794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.480644,"noise_level":-29.912857,"freq_skew":0.837896,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4951CD","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043501,"usec":533663},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590717,"noise_level":-29.751215,"freq_skew":0.898370,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2771,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[113,117]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043501,"usec":534167},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528863,"noise_level":-29.724564,"freq_skew":0.433303,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LOQ","mode":"2","label":"Q0","blk_id":"4","ack":"!","flight":"LW07ZM","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043501,"usec":534167},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.528863,"noise_level":-29.724564,"freq_skew":0.433303,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221310","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,68,65,0,77,34,200,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043501,"usec":538399},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.736138,"noise_level":-29.640923,"freq_skew":2.431169,"avlc":{"src":{"addr":"495150","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043502,"usec":295014},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.235152,"noise_level":-29.254333,"freq_skew":2.707797,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28600,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[127,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043502,"usec":295257},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549161,"noise_level":-29.254333,"freq_skew":0.710052,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043502,"usec":296177},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.423598,"noise_level":-29.987795,"freq_skew":0.514425,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[90,80]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043502,"usec":296842},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233710,"noise_level":-29.960411,"freq_skew":0.813577,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48014,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043502,"usec":297978},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.811914,"noise_level":-29.905899,"freq_skew":0.434370,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043502,"usec":298548},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789443,"noise_level":-29.929241,"freq_skew":3.147281,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043503,"usec":61833},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.025815,"noise_level":-29.872339,"freq_skew":0.688783,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043503,"usec":64030},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.672162,"noise_level":-29.764744,"freq_skew":-0.467604,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":42.500000,"lon":-5.900000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043503,"usec":64389},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646414,"noise_level":-29.738052,"freq_skew":-0.438158,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TP067U","msg_num":"S73","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043503,"usec":64389},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.646414,"noise_level":-29.738052,"freq_skew":-0.438158,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251302","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,194,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043503,"usec":65348},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.851720,"noise_level":-29.684910,"freq_skew":0.264853,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043503,"usec":814632},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247131,"noise_level":-29.605808,"freq_skew":0.773794,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22251302","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043503,"usec":815445},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.267902,"noise_level":-29.553471,"freq_skew":0.556343,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043503,"usec":816065},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587026,"noise_level":-30.508108,"freq_skew":-0.312090,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":207,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[117,253,239,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043504,"usec":588319},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.040691,"noise_level":-29.971706,"freq_skew":-0.279737,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043504,"usec":588873},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.929433,"noise_level":-30.724049,"freq_skew":0.736433,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62786,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[89,81,190,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043504,"usec":590212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565835,"noise_level":-30.605442,"freq_skew":0.260552,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043504,"usec":590774},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.707427,"noise_level":-31.183754,"freq_skew":1.178304,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8444,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[216,229,118,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043504,"usec":596064},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369519,"noise_level":-31.422611,"freq_skew":0.669777,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043504,"usec":596641},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739756,"noise_level":-31.422611,"freq_skew":0.247731,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043504,"usec":596641},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.739756,"noise_level":-31.422611,"freq_skew":0.247731,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":457,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043505,"usec":339644},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383525,"noise_level":-31.167553,"freq_skew":0.717947,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043505,"usec":342551},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.918434,"noise_level":-31.376972,"freq_skew":3.150347,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":202,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043506,"usec":103879},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504945,"noise_level":-30.846359,"freq_skew":0.717063,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"16","blk_id":"0","ack":"!","flight":"FR2444","msg_num":"M16","msg_num_seq":"A","msg_text":"193824,36999,2029, 116,N 40.200 W  4.436"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043506,"usec":107912},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.516056,"noise_level":-31.035204,"freq_skew":3.023926,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1309,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28600,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[127,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043506,"usec":110151},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.099000,"noise_level":-30.881847,"freq_skew":0.729273,"avlc":{"src":{"addr":"48C2A4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8525,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[90,80]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043506,"usec":110578},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332507,"noise_level":-30.851498,"freq_skew":0.585933,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043506,"usec":864979},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.181802,"noise_level":-30.694906,"freq_skew":0.659592,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-VVO","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043507,"usec":626702},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829970,"noise_level":-30.941936,"freq_skew":2.486927,"avlc":{"src":{"addr":"495150","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":36,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8481,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[31,184,98,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043507,"usec":626856},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.266899,"noise_level":-30.911377,"freq_skew":0.756234,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVB","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043507,"usec":627242},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943206,"noise_level":-30.880926,"freq_skew":1.940448,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":615,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[138,247,74,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043507,"usec":629241},"freq":136975000,"burst_len_octets":96,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693613,"noise_level":-30.730246,"freq_skew":-0.147139,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"44","blk_id":"0","ack":"!","flight":"TP473H","msg_num":"M23","msg_num_seq":"A","msg_text":"TOD,193825,32557,2017,446.2, 3560,N4015.00,W00752.77"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043507,"usec":633540},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889336,"noise_level":-30.378931,"freq_skew":0.576091,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043508,"usec":392480},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.074810,"noise_level":-31.098270,"freq_skew":-2.254997,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-7.700000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043508,"usec":393573},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464486,"noise_level":-30.974482,"freq_skew":0.837086,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR12MA","msg_num":"D29","msg_num_seq":"A","sublabel":"DF","msg_text":"ABS001DA_        EDDNLPFR 65\r\n 40129  -62591937036998-56-191052XA0YY,0160210000--\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043508,"usec":393776},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671354,"noise_level":-30.974482,"freq_skew":-0.236183,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043508,"usec":396641},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.076888,"noise_level":-31.203259,"freq_skew":1.938713,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043508,"usec":396738},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651845,"noise_level":-31.203259,"freq_skew":1.548226,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LSZH"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-7.300000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043508,"usec":398309},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258707,"noise_level":-31.550379,"freq_skew":0.708517,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":19433,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":148337},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121503,"noise_level":-32.280041,"freq_skew":0.799623,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":148478},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.040756,"noise_level":-32.280041,"freq_skew":0.829144,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":148669},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.870364,"noise_level":-32.244400,"freq_skew":2.991342,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":154936},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.502968,"noise_level":-31.760227,"freq_skew":1.150039,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LEMG"},{"name":"ac_location","value":{"loc":{"lat":42.100002,"lon":-4.100000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":913264},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439895,"noise_level":-31.430202,"freq_skew":0.262954,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":413,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[212,221,132,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":913406},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592176,"noise_level":-31.430202,"freq_skew":2.431712,"avlc":{"src":{"addr":"4CA2BF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":913780},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.478900,"noise_level":-32.404808,"freq_skew":1.207582,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDD","mode":"2","label":"B9","blk_id":"0","ack":"!","flight":"EC91UB","msg_num":"M86","msg_num_seq":"A","msg_text":"/LPPT.TI2/040LPPTA345A"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":915325},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484775,"noise_level":-32.642540,"freq_skew":1.097635,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZTC","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"U22069","msg_num":"S63","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":915325},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.484775,"noise_level":-32.642540,"freq_skew":1.097635,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20057423","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,95,19,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":915471},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663285,"noise_level":-32.642540,"freq_skew":0.674524,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":917026},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.095626,"noise_level":-32.773518,"freq_skew":0.677512,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48046,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[194,151,33,38]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043509,"usec":917643},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.905414,"noise_level":-32.735802,"freq_skew":1.455370,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043510,"usec":685163},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618567,"noise_level":-31.979362,"freq_skew":1.188003,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043510,"usec":685439},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505496,"noise_level":-32.650288,"freq_skew":0.354954,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043510,"usec":688576},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943004,"noise_level":-32.465923,"freq_skew":3.176186,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043510,"usec":689970},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474586,"noise_level":-32.357155,"freq_skew":0.397932,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8561,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[49,99,77,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043510,"usec":689970},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.474586,"noise_level":-32.357155,"freq_skew":0.397932,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8561,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[34,164,7,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043510,"usec":691362},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943142,"noise_level":-32.214214,"freq_skew":1.476617,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[233,156,205,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043511,"usec":438039},"freq":136975000,"burst_len_octets":77,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494926,"noise_level":-31.664877,"freq_skew":2.939515,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"8S","blk_id":"9","ack":"!","flight":"EC81CR","msg_num":"M16","msg_num_seq":"A","msg_text":"LFBD,2035,N,Y,N,--,1,--\r\n\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043512,"usec":201632},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.479328,"noise_level":-31.766697,"freq_skew":1.264216,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043512,"usec":965963},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801120,"noise_level":-30.573372,"freq_skew":1.972498,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043512,"usec":966977},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.177164,"noise_level":-30.485792,"freq_skew":-0.176564,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"1","ack":"J","flight":"TP473H","msg_num":"M24","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043513,"usec":723343},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.145137,"noise_level":-30.060661,"freq_skew":2.739799,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043513,"usec":723484},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.362212,"noise_level":-30.060661,"freq_skew":0.680838,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043514,"usec":493145},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751348,"noise_level":-29.211340,"freq_skew":1.321098,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043515,"usec":247315},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773601,"noise_level":-29.737310,"freq_skew":-3.433799,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"_d","blk_id":"0","ack":"T","flight":"IB07YT","msg_num":"S37","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043515,"usec":253088},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194314,"noise_level":-29.372017,"freq_skew":0.818091,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043515,"usec":253528},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.101337,"noise_level":-29.895370,"freq_skew":-0.155019,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"2","ack":"K","flight":"TP473H","msg_num":"M25","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043515,"usec":254610},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.620195,"noise_level":-29.787487,"freq_skew":1.168027,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDD","mode":"2","label":"_d","blk_id":"1","ack":"V","flight":"EC91UB","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043516,"usec":5253},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847528,"noise_level":-29.292601,"freq_skew":-2.476238,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":2}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LPPR"},{"name":"ac_location","value":{"loc":{"lat":42.000000,"lon":-7.700000},"alt":20000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043516,"usec":8341},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.442564,"noise_level":-29.117155,"freq_skew":1.642361,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LSZH"},{"name":"ac_location","value":{"loc":{"lat":40.100002,"lon":-7.300000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043516,"usec":769699},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538208,"noise_level":-28.872507,"freq_skew":1.358403,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVP","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"TP09LZ","msg_num":"S34","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043516,"usec":769831},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297336,"noise_level":-28.872507,"freq_skew":0.678653,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":302,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8490,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[16,199]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043516,"usec":770616},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.629427,"noise_level":-28.824394,"freq_skew":1.632443,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251320","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,208,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043516,"usec":770862},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.981247,"noise_level":-28.800438,"freq_skew":-2.167244,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNM","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"TP05RP","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043516,"usec":770862},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.981247,"noise_level":-28.800438,"freq_skew":-2.167244,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22250715","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,81,205,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043517,"usec":527902},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.555186,"noise_level":-28.471798,"freq_skew":1.106466,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":493,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[98,64,181,233]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28624,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[200,254,252,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043517,"usec":529558},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539672,"noise_level":-29.469004,"freq_skew":0.657154,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043517,"usec":532736},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.542178,"noise_level":-29.189335,"freq_skew":-2.236202,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043517,"usec":534385},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548668,"noise_level":-29.065130,"freq_skew":1.483603,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":52,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8450,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[240,210,181,187]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8450,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[89,3,163,168]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":7,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043518,"usec":303165},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.599385,"noise_level":-28.538792,"freq_skew":-0.583523,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":6}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043518,"usec":303921},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823498,"noise_level":-28.492489,"freq_skew":0.925433,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043519,"usec":49224},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.428570,"noise_level":-29.340343,"freq_skew":-2.419515,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043519,"usec":49955},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.262963,"noise_level":-29.289574,"freq_skew":1.560794,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043519,"usec":54616},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.013646,"noise_level":-29.119564,"freq_skew":1.656152,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043519,"usec":57719},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.579217,"noise_level":-28.947542,"freq_skew":1.530425,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":53,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":52,"dst_ref":28714,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[4,28,110,155]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043519,"usec":58416},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.508804,"noise_level":-28.899014,"freq_skew":1.110422,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5001,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28539,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[154,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043519,"usec":817104},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623631,"noise_level":-28.660353,"freq_skew":1.579123,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4153,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28435,"credit":5,"rseq":20,"variable_part_params":[{"name":"checksum","value":[94,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043519,"usec":820413},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.775355,"noise_level":-28.537066,"freq_skew":1.635714,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251320","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,208,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043519,"usec":827055},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.917771,"noise_level":-28.262920,"freq_skew":1.418808,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4154,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":18,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[157,81]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":18,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":37}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043520,"usec":582964},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.201787,"noise_level":-28.173428,"freq_skew":1.360793,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043520,"usec":586651},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.828738,"noise_level":-27.910351,"freq_skew":1.225726,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043521,"usec":339477},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.055773,"noise_level":-27.386606,"freq_skew":-0.038064,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"3","ack":"L","flight":"TP473H","msg_num":"M26","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043521,"usec":340072},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.475067,"noise_level":-27.386606,"freq_skew":0.925389,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":494,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28624,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[14,19,81,2]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":39}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043522,"usec":108239},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.640291,"noise_level":-28.277905,"freq_skew":1.654717,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043522,"usec":872034},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005681,"noise_level":-27.690008,"freq_skew":1.097760,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043522,"usec":875922},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573570,"noise_level":-28.392820,"freq_skew":1.168651,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":155,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[67,70,153,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043522,"usec":880415},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.758799,"noise_level":-29.051132,"freq_skew":1.583908,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251320","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,208,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043523,"usec":624563},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595247,"noise_level":-28.977570,"freq_skew":1.202533,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043523,"usec":629891},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593226,"noise_level":-28.895655,"freq_skew":0.929975,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":495,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[183,13,231,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043524,"usec":389385},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.505598,"noise_level":-29.314966,"freq_skew":1.091560,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043524,"usec":389465},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-8.557384,"noise_level":-29.314966,"freq_skew":-0.240298,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"_d","blk_id":"4","ack":"M","flight":"TP473H","msg_num":"M27","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043525,"usec":916951},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863848,"noise_level":-27.998463,"freq_skew":-2.449380,"avlc":{"src":{"addr":"4951CD","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_LCR","type_descr":"Link Connection Refused","vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":2},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"lcr_cause","value":{"cause_code":127,"cause_descr":"Other unspecified local reason","delay":0}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043525,"usec":917785},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.829535,"noise_level":-27.933264,"freq_skew":-3.480464,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":2}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043525,"usec":926459},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.671428,"noise_level":-28.147686,"freq_skew":-0.401606,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":475,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043526,"usec":672066},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621106,"noise_level":-29.052139,"freq_skew":1.399490,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043526,"usec":672389},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564201,"noise_level":-29.027546,"freq_skew":0.796716,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043526,"usec":677375},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321074,"noise_level":-28.643250,"freq_skew":-1.673408,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4126,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043526,"usec":678212},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.029607,"noise_level":-29.324961,"freq_skew":0.780202,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043527,"usec":444790},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.408410,"noise_level":-29.435951,"freq_skew":-1.707092,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043528,"usec":202573},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279111,"noise_level":-30.117344,"freq_skew":1.203976,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[87,149,229,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043528,"usec":957504},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173466,"noise_level":-29.762754,"freq_skew":0.712031,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48080,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[54,6,54,191]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043529,"usec":719124},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827222,"noise_level":-29.997778,"freq_skew":1.066742,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043529,"usec":720928},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.920304,"noise_level":-30.476244,"freq_skew":-1.205249,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":2,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EDDV"},{"name":"ac_location","value":{"loc":{"lat":44.100002,"lon":-1.300000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043529,"usec":725266},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.078091,"noise_level":-30.107006,"freq_skew":-1.173576,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-EWD","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"LH02NZ","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043529,"usec":725266},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":1,"sig_level":-5.078091,"noise_level":-30.107006,"freq_skew":-1.173576,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23222026","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,87,71,0,77,36,22,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043530,"usec":484449},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014515,"noise_level":-29.887350,"freq_skew":1.609710,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043530,"usec":494896},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.431011,"noise_level":-29.541548,"freq_skew":-0.959523,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043532,"usec":8473},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.971232,"noise_level":-28.650845,"freq_skew":0.811074,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62828,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[4,226,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043532,"usec":9447},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.002721,"noise_level":-28.603943,"freq_skew":0.969358,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043532,"usec":10981},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587819,"noise_level":-28.534058,"freq_skew":-0.313709,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":476,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8501,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,2,206,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043532,"usec":13176},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065321,"noise_level":-28.562450,"freq_skew":0.040265,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"TP473H","msg_num":"M28","msg_num_seq":"A","msg_text":"193850,32158, 3560,N4013.31 W00755.66"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043532,"usec":14118},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.164870,"noise_level":-28.492897,"freq_skew":0.705949,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043532,"usec":775540},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.461513,"noise_level":-28.197769,"freq_skew":0.676199,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043533,"usec":527753},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.522392,"noise_level":-27.741243,"freq_skew":0.735163,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5992,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28468,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[246,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043533,"usec":530082},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772125,"noise_level":-28.670275,"freq_skew":1.592278,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4155,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28435,"sseq":19,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[170,148]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":19,"msg_ref":20,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043533,"usec":531848},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257655,"noise_level":-28.576509,"freq_skew":0.755217,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48086,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[128,167]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":52}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"PROCEED DIRECT TO [position]","choice":"uM74Position","data":{"position":{"choice":"fixName","data":{"fix_name":{"fix":"NUBLO"}}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043533,"usec":533578},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833401,"noise_level":-28.506844,"freq_skew":0.981322,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28707,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[103,3,86,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043533,"usec":534526},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247048,"noise_level":-29.265076,"freq_skew":0.657271,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48087,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":31,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[138,105]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043534,"usec":292835},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.099474,"noise_level":-29.948692,"freq_skew":1.546124,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8545,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[95,222]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043534,"usec":298028},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.126512,"noise_level":-29.522438,"freq_skew":0.743890,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043534,"usec":298629},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313005,"noise_level":-30.033276,"freq_skew":2.349868,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[58,42]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043535,"usec":59929},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521963,"noise_level":-29.655592,"freq_skew":2.268068,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28664,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[156,0]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":52}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043535,"usec":60545},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.902555,"noise_level":-30.618906,"freq_skew":0.893757,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043535,"usec":60641},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.589854,"noise_level":-30.618906,"freq_skew":1.648104,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4157,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":29,"dst_ref":28435,"variable_part_params":[{"name":"checksum","value":[102,106]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043535,"usec":62369},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.845209,"noise_level":-30.472664,"freq_skew":0.857657,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2234,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043535,"usec":63033},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.038953,"noise_level":-30.414852,"freq_skew":0.632394,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043535,"usec":64449},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.108320,"noise_level":-30.300367,"freq_skew":0.621400,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48091,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":2,"variable_part_params":[{"name":"checksum","value":[112,82]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043535,"usec":822314},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.321157,"noise_level":-29.911148,"freq_skew":-0.148125,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":208,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[134,205,249,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043536,"usec":580643},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251145,"noise_level":-30.363142,"freq_skew":1.194718,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043536,"usec":581842},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747252,"noise_level":-30.446035,"freq_skew":2.206968,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":7266,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043536,"usec":583215},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658909,"noise_level":-30.331142,"freq_skew":2.455818,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043536,"usec":586900},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.797379,"noise_level":-30.719473,"freq_skew":1.218948,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28707,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[103,3,86,231]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043536,"usec":588842},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631535,"noise_level":-30.600929,"freq_skew":-0.259766,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043537,"usec":342872},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847599,"noise_level":-30.226467,"freq_skew":1.790598,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043537,"usec":344126},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632480,"noise_level":-30.142298,"freq_skew":0.765910,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043538,"usec":106687},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.122402,"noise_level":-30.525841,"freq_skew":1.393096,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043538,"usec":108779},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618893,"noise_level":-30.352495,"freq_skew":1.415348,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043538,"usec":109384},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722699,"noise_level":-30.295471,"freq_skew":0.875322,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043538,"usec":110088},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.800531,"noise_level":-30.238823,"freq_skew":0.026796,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TPT","mode":"2","label":"16","blk_id":"5","ack":"!","flight":"TP473H","msg_num":"M28","msg_num_seq":"A","msg_text":"193850,32158, 3560,N4013.31 W00755.66"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043538,"usec":862893},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.943573,"noise_level":-29.906467,"freq_skew":1.474664,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4158,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[14,62]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043538,"usec":863926},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.090268,"noise_level":-29.825333,"freq_skew":0.724401,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":20176,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043539,"usec":631090},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.360715,"noise_level":-28.882374,"freq_skew":1.370486,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4159,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[10,65]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043539,"usec":632405},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.449745,"noise_level":-28.762453,"freq_skew":2.538525,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1627,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043540,"usec":391778},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740583,"noise_level":-28.458191,"freq_skew":2.403093,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043540,"usec":391927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.782181,"noise_level":-28.458191,"freq_skew":-0.280106,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043540,"usec":393267},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.801755,"noise_level":-28.366676,"freq_skew":1.332110,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4160,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8545,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[53,253]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":38,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043540,"usec":394565},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.032305,"noise_level":-28.276112,"freq_skew":0.641720,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40803,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[102,161,85,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043540,"usec":395613},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.706231,"noise_level":-28.534447,"freq_skew":1.210600,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8587,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[132,3,12,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043540,"usec":396957},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.675097,"noise_level":-28.465117,"freq_skew":1.001861,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8587,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[7,238,182,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043541,"usec":152321},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.977474,"noise_level":-28.954491,"freq_skew":0.732172,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043541,"usec":156511},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.524731,"noise_level":-28.857628,"freq_skew":1.975217,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3143,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28470,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[244,46]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043541,"usec":909917},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608173,"noise_level":-29.148010,"freq_skew":1.310663,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043541,"usec":911132},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.057040,"noise_level":-29.048975,"freq_skew":0.733638,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":20176,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043541,"usec":916264},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.588296,"noise_level":-28.687334,"freq_skew":0.419598,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":152,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043542,"usec":677829},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743771,"noise_level":-28.500443,"freq_skew":-0.196711,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043542,"usec":678979},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.539041,"noise_level":-29.139135,"freq_skew":2.384874,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3395,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28664,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[173,154]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":0}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043542,"usec":681137},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352231,"noise_level":-29.215294,"freq_skew":1.906335,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043542,"usec":683728},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.366041,"noise_level":-29.140337,"freq_skew":0.609334,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043543,"usec":442291},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.053784,"noise_level":-28.798838,"freq_skew":0.772184,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48101,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3,"credit":10,"rseq":3,"variable_part_params":[{"name":"checksum","value":[108,85]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043544,"usec":197530},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.134411,"noise_level":-28.131468,"freq_skew":0.655256,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[180,11]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043544,"usec":198415},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.025278,"noise_level":-28.065269,"freq_skew":0.659815,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":20305,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043544,"usec":198537},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.735753,"noise_level":-28.065269,"freq_skew":2.227069,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7267,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8381,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[51,11]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043544,"usec":202223},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543162,"noise_level":-27.891161,"freq_skew":2.347705,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043544,"usec":202356},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.881587,"noise_level":-27.891161,"freq_skew":0.684905,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[104,190,123,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043544,"usec":966361},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.172263,"noise_level":-27.657326,"freq_skew":2.163406,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[47,51]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043544,"usec":966458},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.275901,"noise_level":-27.657326,"freq_skew":0.372233,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043544,"usec":967889},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.365752,"noise_level":-27.671930,"freq_skew":2.359271,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QDY","mode":"2","label":"16","blk_id":"7","ack":"!","flight":"FR11HW","msg_num":"M20","msg_num_seq":"A","msg_text":"193902,M114164,2001, 111,N 42.791 W  7.622"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043545,"usec":724753},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883678,"noise_level":-27.161959,"freq_skew":1.267178,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28614,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[93,123,56,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043546,"usec":488399},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163852,"noise_level":-26.624226,"freq_skew":0.676603,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":20305,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043546,"usec":491752},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.527482,"noise_level":-27.076057,"freq_skew":2.151555,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043547,"usec":248343},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.861207,"noise_level":-26.997946,"freq_skew":-2.924680,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":342,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28661,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[108,235,41,52]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043547,"usec":248584},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.032137,"noise_level":-27.952152,"freq_skew":0.860509,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48102,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":3,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[180,11]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043547,"usec":253059},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.110299,"noise_level":-27.674557,"freq_skew":0.394950,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043547,"usec":253570},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.155215,"noise_level":-27.860193,"freq_skew":0.835923,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48112,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[175,248,22,111]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043548,"usec":11845},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.856433,"noise_level":-28.243549,"freq_skew":1.130066,"avlc":{"src":{"addr":"4082CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":426,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28687,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[190,215,228,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043548,"usec":16015},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.658741,"noise_level":-27.978373,"freq_skew":-2.866963,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043548,"usec":770113},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.779994,"noise_level":-28.989485,"freq_skew":1.796100,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3144,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043548,"usec":770601},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832358,"noise_level":-29.321081,"freq_skew":2.291824,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043548,"usec":774035},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332727,"noise_level":-29.070705,"freq_skew":2.415374,"avlc":{"src":{"addr":"48C22E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28664,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[47,51]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043548,"usec":775169},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.491303,"noise_level":-29.344059,"freq_skew":1.207806,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5659,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8479,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[68,153]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043548,"usec":778686},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.660858,"noise_level":-29.242773,"freq_skew":1.017915,"avlc":{"src":{"addr":"4082CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043549,"usec":533499},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500898,"noise_level":-28.921528,"freq_skew":0.611528,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"48C22E","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043549,"usec":537515},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.070834,"noise_level":-29.523638,"freq_skew":0.673673,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"344692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":20305,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043550,"usec":299786},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.271891,"noise_level":-29.117275,"freq_skew":2.976708,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1310,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":3,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043550,"usec":301763},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.975247,"noise_level":-28.969660,"freq_skew":0.427774,"avlc":{"src":{"addr":"344692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043554,"usec":865066},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.239475,"noise_level":-25.984940,"freq_skew":2.208163,"avlc":{"src":{"addr":"4CAF2B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3874,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28649,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[64,138]},{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043554,"usec":867008},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.496040,"noise_level":-25.881750,"freq_skew":1.818079,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":851,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,41,154,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043554,"usec":870545},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.413179,"noise_level":-25.762892,"freq_skew":0.730328,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":609,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043554,"usec":871810},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.050404,"noise_level":-26.936331,"freq_skew":0.812575,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[77,134,119,219]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043555,"usec":636070},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969342,"noise_level":-27.031176,"freq_skew":-1.299786,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043556,"usec":385914},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.433331,"noise_level":-26.762169,"freq_skew":0.204533,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043556,"usec":388487},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247712,"noise_level":-27.399658,"freq_skew":2.628566,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043556,"usec":388647},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.693345,"noise_level":-27.399658,"freq_skew":1.630884,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3610,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043556,"usec":390028},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.721959,"noise_level":-27.359032,"freq_skew":0.147022,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22055206","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,70,76,0,72,90,134,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043556,"usec":390028},"freq":136975000,"burst_len_octets":123,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.721959,"noise_level":-27.359032,"freq_skew":0.147022,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".PH-TFU","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"OR065L","msg_num":"S93","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043556,"usec":392953},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.015450,"noise_level":-27.238277,"freq_skew":1.691691,"avlc":{"src":{"addr":"4CA27C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043557,"usec":157344},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833685,"noise_level":-26.904985,"freq_skew":-1.296738,"avlc":{"src":{"addr":"406AE9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":183,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":3,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043557,"usec":158403},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.568205,"noise_level":-27.551077,"freq_skew":2.261674,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4389,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28612,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[67,86]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043557,"usec":911298},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.623739,"noise_level":-27.964203,"freq_skew":0.065021,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043557,"usec":913056},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.939478,"noise_level":-27.856234,"freq_skew":0.837291,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA4F4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48129,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":17,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[186,84]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043557,"usec":916069},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.438870,"noise_level":-28.458061,"freq_skew":1.900338,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":851,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[199,41,154,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043557,"usec":917067},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.064189,"noise_level":-29.371157,"freq_skew":0.628212,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48125,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[77,134,119,219]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043557,"usec":917900},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589357,"noise_level":-29.320211,"freq_skew":1.028518,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":314,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043558,"usec":673584},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.618385,"noise_level":-29.338867,"freq_skew":2.464278,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3057,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043558,"usec":675358},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.412280,"noise_level":-29.212523,"freq_skew":0.583819,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043558,"usec":676732},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.820060,"noise_level":-29.112751,"freq_skew":2.181664,"avlc":{"src":{"addr":"4CA4F4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043558,"usec":678157},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.415230,"noise_level":-29.591740,"freq_skew":0.697983,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043558,"usec":679944},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050396,"noise_level":-29.461689,"freq_skew":1.922002,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043559,"usec":448169},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351987,"noise_level":-28.960125,"freq_skew":-1.768430,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4127,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28569,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[4,187]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043560,"usec":201748},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.969560,"noise_level":-29.724388,"freq_skew":0.766318,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":20689,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043560,"usec":967400},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.257601,"noise_level":-29.108154,"freq_skew":0.489464,"avlc":{"src":{"addr":"4CAE99","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6119,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8517,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[130,48]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043560,"usec":968065},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.538839,"noise_level":-29.058723,"freq_skew":1.018703,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043560,"usec":973727},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949823,"noise_level":-28.744091,"freq_skew":1.793459,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043561,"usec":718927},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.313439,"noise_level":-28.649530,"freq_skew":1.589913,"avlc":{"src":{"addr":"347288","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043561,"usec":724727},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.582540,"noise_level":-28.213909,"freq_skew":1.666068,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3611,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28591,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[168,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043561,"usec":724814},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-13.526031,"noise_level":-28.213909,"freq_skew":1.507020,"avlc":{"src":{"addr":"347288","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":774,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043562,"usec":493423},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464297,"noise_level":-27.866096,"freq_skew":2.397299,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043563,"usec":249777},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.561372,"noise_level":-28.392317,"freq_skew":2.212121,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3057,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043563,"usec":255315},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683115,"noise_level":-28.211597,"freq_skew":1.640028,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043563,"usec":255477},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.453357,"noise_level":-28.211597,"freq_skew":-1.520390,"avlc":{"src":{"addr":"4D2302","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043564,"usec":8834},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.846990,"noise_level":-28.910042,"freq_skew":0.255745,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043564,"usec":767315},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506599,"noise_level":-28.577309,"freq_skew":3.223538,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":596,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043564,"usec":774711},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.544758,"noise_level":-28.596888,"freq_skew":1.126264,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":496,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043565,"usec":538024},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793634,"noise_level":-28.606022,"freq_skew":0.418831,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":788,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28667,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[50,203,2,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043565,"usec":538163},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-7.649014,"noise_level":-29.628929,"freq_skew":-1.019052,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":796,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[39,190,204,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043565,"usec":538163},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":1,"sig_level":-7.649014,"noise_level":-29.628929,"freq_skew":-1.019052,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":797,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[4,120,32,226]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043565,"usec":538960},"freq":136975000,"burst_len_octets":125,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.565027,"noise_level":-29.576452,"freq_skew":1.893624,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"EC92BG","msg_num":"F29","msg_num_seq":"A","sublabel":"M1","msg_text":"REQPWI/WQ380.360.340.320:DELOG.NOZHU.SHIRI.TOJAQ.EPACE/DQ380/WREGGP.EGCC24D3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043565,"usec":543433},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.769703,"noise_level":-29.318716,"freq_skew":0.683570,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043566,"usec":298228},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.185623,"noise_level":-29.093117,"freq_skew":0.691884,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043566,"usec":302982},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.419792,"noise_level":-29.652969,"freq_skew":0.515040,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043567,"usec":60372},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.330163,"noise_level":-29.946400,"freq_skew":0.651466,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043567,"usec":62190},"freq":136975000,"burst_len_octets":131,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.685792,"noise_level":-31.098179,"freq_skew":0.477290,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NJY","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"IB06HA","msg_num":"D06","msg_num_seq":"A","sublabel":"DF","msg_text":"A320,281992,1,1,TB000000/REP033,00,00,1/POSDMU,193915, 42.048,-  2.975,  5516,321\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043567,"usec":820681},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.239550,"noise_level":-31.036064,"freq_skew":0.852727,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40833,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":80,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[125,251,196,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043567,"usec":821149},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488551,"noise_level":-31.647921,"freq_skew":1.973216,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":852,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8565,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[214,82,147,103]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043567,"usec":823392},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.592237,"noise_level":-31.386259,"freq_skew":1.878784,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":853,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8565,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[84,232,212,100]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043567,"usec":827733},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713439,"noise_level":-31.132250,"freq_skew":1.534902,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5051,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28427,"credit":4,"rseq":15,"variable_part_params":[{"name":"checksum","value":[161,162]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043567,"usec":828190},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.107494,"noise_level":-31.069889,"freq_skew":0.627958,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40836,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":80,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[211,174,248,63]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":2,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043568,"usec":583483},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704511,"noise_level":-30.212654,"freq_skew":1.739704,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043568,"usec":584017},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863658,"noise_level":-30.212654,"freq_skew":2.093627,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28640,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[161,138,54,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043569,"usec":347818},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375782,"noise_level":-30.135355,"freq_skew":0.781429,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48147,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9933,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[9,186,56,201]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043569,"usec":349894},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537550,"noise_level":-30.702427,"freq_skew":1.556899,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043569,"usec":350138},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.651946,"noise_level":-30.702427,"freq_skew":0.423349,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043570,"usec":107667},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.047398,"noise_level":-31.005898,"freq_skew":2.150175,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043570,"usec":867275},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763144,"noise_level":-31.097757,"freq_skew":1.722463,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3612,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8505,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[225,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043570,"usec":867901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886444,"noise_level":-31.035645,"freq_skew":1.060692,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043571,"usec":621719},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557056,"noise_level":-30.266178,"freq_skew":0.390402,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":235,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28423,"credit":4,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[134,125,254,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043571,"usec":629858},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634692,"noise_level":-29.717445,"freq_skew":-0.251744,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":665,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8509,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[221,47,171,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043572,"usec":394720},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.299779,"noise_level":-30.174629,"freq_skew":0.241328,"avlc":{"src":{"addr":"346355","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043572,"usec":396805},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.757646,"noise_level":-30.035625,"freq_skew":-1.497464,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LOWW"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-2.000000},"alt":25000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043573,"usec":154855},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647983,"noise_level":-30.564795,"freq_skew":2.696468,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":445,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28619,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[239,7,73,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043573,"usec":157083},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.576494,"noise_level":-30.904488,"freq_skew":-1.311566,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LMP","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"LW06RC","msg_num":"S09","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043573,"usec":157083},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.576494,"noise_level":-30.904488,"freq_skew":-1.311566,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23221257","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,76,68,65,0,77,34,175,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043573,"usec":158882},"freq":136975000,"burst_len_octets":99,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662016,"noise_level":-30.753403,"freq_skew":-3.438665,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-LUL","mode":"2","label":"4B","blk_id":"1","ack":"!","flight":"IB07YT","msg_num":"M07","msg_num_seq":"A","msg_text":"IB07YT.26.LEMD.LOWW.459550.459550.DL\r\nFUPL7749.LT.D803\r"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043573,"usec":912491},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.813387,"noise_level":-30.258520,"freq_skew":0.724844,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":681,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28595,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[136,199,14,163]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043573,"usec":914794},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.093240,"noise_level":-30.090378,"freq_skew":2.640687,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043573,"usec":916155},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.660917,"noise_level":-30.007511,"freq_skew":-1.445093,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043573,"usec":918844},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.542604,"noise_level":-29.790323,"freq_skew":-1.500470,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-LMP","mode":"2","label":"SA","blk_id":"2","ack":"!","flight":"LW06RC","msg_num":"S10","msg_num_seq":"A","msg_text":"0EV193931V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":39,"sec":31}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043574,"usec":677858},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.240989,"noise_level":-29.998226,"freq_skew":0.723455,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"U","ack":"!","sublabel":"MD","msg_text":"REQPOS037B\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043574,"usec":678329},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.311740,"noise_level":-30.807415,"freq_skew":-3.454348,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043574,"usec":681139},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556174,"noise_level":-30.717451,"freq_skew":-0.159657,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":209,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043574,"usec":681556},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704516,"noise_level":-30.687672,"freq_skew":1.828961,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"3","ack":"U","flight":"EC92BG","msg_num":"S39","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043574,"usec":685074},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.626564,"noise_level":-30.424137,"freq_skew":1.033177,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043575,"usec":440303},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.306127,"noise_level":-30.057066,"freq_skew":-1.374934,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043575,"usec":440505},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.722803,"noise_level":-30.057066,"freq_skew":0.672111,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043575,"usec":441473},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.100720,"noise_level":-30.633707,"freq_skew":2.747201,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3905,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28613,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[62,90]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043575,"usec":442993},"freq":136975000,"burst_len_octets":119,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.854467,"noise_level":-30.458218,"freq_skew":1.910627,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"EC92BG","msg_num":"F30","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN43571W003357,XORNA,193933,360,DELOG,194328,NOZHU,M54,22748,102298D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043576,"usec":197192},"freq":136975000,"burst_len_octets":60,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646019,"noise_level":-30.286200,"freq_skew":0.815746,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"V","ack":"!","sublabel":"MD","msg_text":"REQPRG,DT.PR.RP96AF\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043576,"usec":201593},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.160819,"noise_level":-29.969147,"freq_skew":0.227216,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":438,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63991,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[13,233,100,159]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043576,"usec":203153},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.925845,"noise_level":-29.860352,"freq_skew":0.746757,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043576,"usec":960923},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.319251,"noise_level":-29.978527,"freq_skew":-0.037094,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":638,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[47,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043576,"usec":962954},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.358430,"noise_level":-29.842602,"freq_skew":0.971826,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"5U","blk_id":"8","ack":"!","flight":"U263WG","msg_num":"M29","msg_num_seq":"A","msg_text":"LEAS LFRS EGNX EGGW-SA"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043576,"usec":965176},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.971759,"noise_level":-29.655809,"freq_skew":0.981052,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-3.600000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043576,"usec":966405},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.926355,"noise_level":-30.683552,"freq_skew":0.218056,"avlc":{"src":{"addr":"4D22C8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043577,"usec":725793},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.244804,"noise_level":-30.594854,"freq_skew":0.687737,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400E14","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043577,"usec":727588},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.430900,"noise_level":-30.420139,"freq_skew":-0.683699,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":392,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28621,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[238,63,157,125]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043577,"usec":728018},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220669,"noise_level":-30.391359,"freq_skew":0.737650,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4006EB","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":215,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":21077,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":2}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043577,"usec":731038},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050591,"noise_level":-30.277180,"freq_skew":0.643273,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043577,"usec":731733},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.495549,"noise_level":-30.277180,"freq_skew":-1.399773,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28678,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[99,209,210,15]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28678,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[28,241,180,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043577,"usec":732763},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226686,"noise_level":-30.192520,"freq_skew":0.728195,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-UZHE","mode":"2","label":"C1","blk_id":"P","ack":"8","msg_text":".GTWDSXA 261939\r\nAGM\r\nAN G-UZHE\r\n-  SA 26/19:38\r\nLEAS 261930Z 26004KT 9999 3600NW PRFG\r\n  NSC 13/13 Q1015 NOSIG\r\nSA 26/19:36\r\nLFRS 261930Z AUTO 17006KT 9999 FEW004\r\n  OVC028 16/15 Q1015\r\n  NOSIG\r\nSA 26/19:26\r\nEGNX 261920"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043578,"usec":484288},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.823794,"noise_level":-29.998135,"freq_skew":1.032072,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"_d","blk_id":"9","ack":"P","flight":"U263WG","msg_num":"S04","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043578,"usec":487429},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.649702,"noise_level":-30.563343,"freq_skew":-3.421299,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043578,"usec":488346},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.017504,"noise_level":-30.504923,"freq_skew":-1.538524,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043578,"usec":490623},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.401775,"noise_level":-31.204969,"freq_skew":0.743957,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043578,"usec":491111},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.904676,"noise_level":-31.173473,"freq_skew":-0.663117,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043579,"usec":246502},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173177,"noise_level":-30.956133,"freq_skew":0.596034,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48164,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":5,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[246,36]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043579,"usec":247289},"freq":136975000,"burst_len_octets":209,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.110261,"noise_level":-30.895021,"freq_skew":0.600627,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"V","ack":"!","sublabel":"MD","msg_text":"REQPRG,DT.PR.RP96AF\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043579,"usec":247289},"freq":136975000,"burst_len_octets":209,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.110261,"noise_level":-30.895021,"freq_skew":0.600627,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"C1","blk_id":"Q","ack":"!","msg_text":".GTWDSXA 261939\r\nAGM\r\nAN G-UZHE\r\n-  SA 26/19:38\r\nLEAS 261930Z 26004KT 9999 3600NW PRFG\r\n  NSC 13/13 Q1015 NOSIG\r\nSA 26/19:36\r\nLFRS 261930Z AUTO 17006KT 9999 FEW004\r\n  OVC028 16/15 Q1015\r\n  NOSIG\r\nSA 26/19:26\r\nEGNX 261920Z 20016KT 9999 -RA FEW019\r\n  16/13 Q1001\r\nSA 26/19:26\r\nEGGW 261920Z AUTO 21014KT 9999 BKN015\r\n  OVC042 15/13 Q1006\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043579,"usec":248622},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790970,"noise_level":-31.331244,"freq_skew":1.906348,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"5","ack":"V","flight":"EC92BG","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043579,"usec":250261},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.962047,"noise_level":-31.299286,"freq_skew":0.791739,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62884,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":13,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[27,152]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043579,"usec":250424},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.646005,"noise_level":-31.299286,"freq_skew":2.265607,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":1398,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":7507},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323401,"noise_level":-31.503445,"freq_skew":0.653337,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":8198},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.347004,"noise_level":-31.470848,"freq_skew":0.864177,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"Y","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":8831},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.621054,"noise_level":-32.000786,"freq_skew":1.543910,"avlc":{"src":{"addr":"4D226F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2516,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8449,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[218,33]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":9595},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.593826,"noise_level":-31.897652,"freq_skew":2.012964,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":10687},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.929972,"noise_level":-31.795731,"freq_skew":2.621965,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":13920},"freq":136975000,"burst_len_octets":229,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.738400,"noise_level":-31.529644,"freq_skew":1.933223,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"EC92BG","msg_num":"F31","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/DTEGGP,27O,51,205935/PR1315,321,380,102,,0,5,,M57,60,,,P35,M6,49750,,1213,326/RP:DA:LEAL:AA:EGGP..DELOG..NOZHU..SHIRI..TOJAQ..EPACE..ACCOP.P16..MOCQO:A:PEPZ1L:AP:ILS27(27O)B24E"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":773952},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.486902,"noise_level":-32.169846,"freq_skew":0.858469,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D226F","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":775879},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668943,"noise_level":-32.278408,"freq_skew":-1.499313,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28678,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[99,209,210,15]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28678,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[28,241,180,107]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":36}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043580,"usec":779363},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518610,"noise_level":-32.431778,"freq_skew":2.747128,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":804,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043581,"usec":534578},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602639,"noise_level":-31.868952,"freq_skew":-1.632120,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043581,"usec":536209},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.958351,"noise_level":-31.767365,"freq_skew":3.088692,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043581,"usec":540792},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140161,"noise_level":-31.379887,"freq_skew":0.612144,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043582,"usec":293483},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.070499,"noise_level":-31.126060,"freq_skew":0.799198,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"C1","blk_id":"Q","ack":"!","msg_text":"Z 20016KT 9999 -RA FEW019\r\n  16/13 Q1001\r\nSA 26/19:26\r\nEGGW 261920Z AUTO 21014KT 9999 BKN015\r\n  OVC042 15/13 Q1006\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043582,"usec":295605},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.608664,"noise_level":-31.390774,"freq_skew":2.619120,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":805,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28585,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[135,92,184,67]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043582,"usec":299225},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.171021,"noise_level":-32.254784,"freq_skew":1.733411,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043582,"usec":299721},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.218899,"noise_level":-32.183853,"freq_skew":-0.058317,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8435,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[149,121]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":61037},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.814255,"noise_level":-31.636375,"freq_skew":2.367548,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":61637},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668031,"noise_level":-31.603277,"freq_skew":2.610521,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3906,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":63654},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589882,"noise_level":-31.764000,"freq_skew":2.737646,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":804,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":811613},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.731909,"noise_level":-31.433832,"freq_skew":-0.315301,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":477,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28543,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[22,97,75,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":811693},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523987,"noise_level":-31.734936,"freq_skew":-1.452121,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":811870},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262604,"noise_level":-31.734936,"freq_skew":0.649415,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":813260},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.995881,"noise_level":-31.812344,"freq_skew":0.745747,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48190,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[80,245,104,75]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":813358},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.687511,"noise_level":-31.812344,"freq_skew":1.326177,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LSZH"},{"name":"ac_location","value":{"loc":{"lat":40.200001,"lon":-7.100000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":813358},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.687511,"noise_level":-31.812344,"freq_skew":1.326177,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP09LZ","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":813835},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940552,"noise_level":-31.959288,"freq_skew":1.350224,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251320","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,208,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":814009},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.446654,"noise_level":-31.959288,"freq_skew":0.657959,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":814810},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.528518,"noise_level":-31.856644,"freq_skew":0.376162,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"HN05ED","msg_num":"J20","msg_num_seq":"A","msg_text":"/EDDH.TI2/000EDDHA550B"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":815199},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.831266,"noise_level":-31.822699,"freq_skew":1.001903,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28707,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[173,233,191,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043583,"usec":818511},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228982,"noise_level":-31.621759,"freq_skew":0.637365,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48192,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":63,"credit":10,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[211,117,172,81]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043584,"usec":582379},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.464252,"noise_level":-31.233309,"freq_skew":-1.285884,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043584,"usec":583278},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247670,"noise_level":-31.815853,"freq_skew":0.714170,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043584,"usec":584651},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.319791,"noise_level":-31.714880,"freq_skew":1.420560,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"TP09LZ","msg_num":"S35","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043584,"usec":585103},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.123557,"noise_level":-31.681482,"freq_skew":0.820584,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043584,"usec":586069},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.772819,"noise_level":-31.582052,"freq_skew":-0.316298,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043584,"usec":586740},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.739175,"noise_level":-31.516392,"freq_skew":-1.580910,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":643,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28678,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[214,113,205,254]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":344766},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.630285,"noise_level":-31.434610,"freq_skew":0.841565,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":345257},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.747549,"noise_level":-31.370050,"freq_skew":2.867003,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFBD"},{"name":"ac_location","value":{"loc":{"lat":41.000000,"lon":-6.100000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":345405},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.036684,"noise_level":-31.370050,"freq_skew":0.823169,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"22251320","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":346516},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.611146,"noise_level":-31.242353,"freq_skew":0.963553,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"_d","blk_id":"0","ack":"Q","flight":"U263WG","msg_num":"S05","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":346615},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.636595,"noise_level":-31.242353,"freq_skew":1.196152,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGAA"},{"name":"ac_location","value":{"loc":{"lat":41.799999,"lon":-3.600000},"alt":35000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":346831},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141956,"noise_level":-31.242353,"freq_skew":0.808189,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".LY-MAF","mode":"2","label":"A9","blk_id":"G","ack":"9","msg_text":"/ATSHNXA.TI2/EDDH ARR ATIS H\r\n1920Z -ATIS EDDH H METAR 261920\r\n-EXPECT ILS APCH\r\n-LDG 15 TKOF 23\r\n-RWY COND RWY 15 AT TIME 1820 RWYCC 5 DEPOSIT TOTAL RWY WET 50\r\nPCTRWY 23 AT TIME 1820 RWYCC 5 DEPOSIT TDZ WET 25 PCT MID "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":347805},"freq":136975000,"burst_len_octets":151,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.132142,"noise_level":-32.252815,"freq_skew":0.709168,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-UZHE","mode":"2","label":"C1","blk_id":"Q","ack":"!","msg_text":"Z 20016KT 9999 -RA FEW019\r\n  16/13 Q1001\r\nSA 26/19:26\r\nEGGW 261920Z AUTO 21014KT 9999 BKN015\r\n  OVC042 15/13 Q1006\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":348886},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218546,"noise_level":-32.181908,"freq_skew":0.596730,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":348886},"freq":136975000,"burst_len_octets":171,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.218546,"noise_level":-32.181908,"freq_skew":0.596730,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400E14","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":349819},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.372403,"noise_level":-32.643112,"freq_skew":0.316508,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"_d","blk_id":"0","ack":"G","flight":"HN05ED","msg_num":"S67","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043585,"usec":350131},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612726,"noise_level":-32.605957,"freq_skew":-3.580009,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":98458},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.009620,"noise_level":-32.386292,"freq_skew":0.795075,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":99169},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.550092,"noise_level":-32.314289,"freq_skew":1.116486,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"U298TL","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":99169},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.550092,"noise_level":-32.314289,"freq_skew":1.116486,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20007024","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,14,20,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":99403},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661006,"noise_level":-33.262081,"freq_skew":2.483190,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":804,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":99869},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.427096,"noise_level":-33.222183,"freq_skew":-0.170769,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":100026},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.097821,"noise_level":-33.222183,"freq_skew":2.743327,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":3,"unknown_proto":{"data":[129]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":100136},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.650071,"noise_level":-33.182472,"freq_skew":2.803442,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"EC81CR","msg_num":"S61","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":100136},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.650071,"noise_level":-33.182472,"freq_skew":2.803442,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,13,176,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":100549},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476699,"noise_level":-33.142941,"freq_skew":0.389571,"avlc":{"src":{"addr":"347453","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LSGG"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-2.800000},"alt":18000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":100903},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.150196,"noise_level":-33.500648,"freq_skew":0.790805,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVP","mode":"2","label":"_d","blk_id":"Y","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":101255},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.961543,"noise_level":-33.500648,"freq_skew":1.565999,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":101364},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166722,"noise_level":-33.459648,"freq_skew":0.687689,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":101705},"freq":136975000,"burst_len_octets":148,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093574,"noise_level":-33.418839,"freq_skew":0.583265,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400E14","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20007024","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":101705},"freq":136975000,"burst_len_octets":148,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.093574,"noise_level":-33.418839,"freq_skew":0.583265,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21006660","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":101705},"freq":136975000,"burst_len_octets":148,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.093574,"noise_level":-33.418839,"freq_skew":0.583265,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":103538},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121391,"noise_level":-33.257484,"freq_skew":0.574951,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"347453","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":865549},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.500127,"noise_level":-33.020939,"freq_skew":0.394254,"avlc":{"src":{"addr":"347453","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZP","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"IB0621","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":865549},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.500127,"noise_level":-33.020939,"freq_skew":0.394254,"avlc":{"src":{"addr":"347453","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15072123","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,116,83,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":867616},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.504473,"noise_level":-33.125629,"freq_skew":2.578593,"avlc":{"src":{"addr":"440159","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":868501},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.025653,"noise_level":-33.086353,"freq_skew":1.542571,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":869617},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121818,"noise_level":-33.047256,"freq_skew":0.771902,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"347453","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"15072123","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":870326},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.034988,"noise_level":-32.969585,"freq_skew":2.941405,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":870934},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.152040,"noise_level":-33.624836,"freq_skew":0.924251,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043586,"usec":873098},"freq":136975000,"burst_len_octets":141,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.228375,"noise_level":-34.356293,"freq_skew":0.659182,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"A9","blk_id":"H","ack":"!","msg_text":"/ATSHNXA.TI2/EDDH ARR ATIS H\r\n1920Z -ATIS EDDH H METAR 261920\r\n-EXPECT ILS APCH\r\n-LDG 15 TKOF 23\r\n-RWY COND RWY 15 AT TIME 1820 RWYCC 5 DEPOSIT TOTAL RWY WET 50\r\nPCTRWY 23 AT TIME 1820 RWYCC 5 DEPOSIT TDZ WET 25 PCT MID WET 25\r\nPCT END WET 50 PCT\r\n-TRL 60\r\n-\r\n-18008KT\r\n-CAVOK\r\n-\r\n-\r\n-T10 DP07\r\n-QNH1014\r\n-\r\n-TREND NOSIGF34C\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043587,"usec":628634},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284109,"noise_level":-34.266052,"freq_skew":0.648487,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"X","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043587,"usec":628634},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.284109,"noise_level":-34.266052,"freq_skew":0.648487,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400E14","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZAV","mode":"2","label":"_d","blk_id":"Z","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043587,"usec":631014},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724489,"noise_level":-33.964363,"freq_skew":0.487013,"avlc":{"src":{"addr":"347453","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043587,"usec":633307},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151861,"noise_level":-33.964363,"freq_skew":0.642944,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62896,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":26,"credit":15,"rseq":2,"variable_part_params":[{"name":"checksum","value":[217,204]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043587,"usec":633514},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.322458,"noise_level":-33.964363,"freq_skew":0.228024,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LY-MAF","mode":"2","label":"_d","blk_id":"1","ack":"H","flight":"HN05ED","msg_num":"S68","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043587,"usec":635135},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.383657,"noise_level":-33.750256,"freq_skew":0.730713,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"347453","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZP","mode":"2","label":"_d","blk_id":"Z","ack":"6","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043587,"usec":635593},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.230779,"noise_level":-34.371094,"freq_skew":-0.016496,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8435,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[149,121]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043587,"usec":637108},"freq":136975000,"burst_len_octets":54,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666563,"noise_level":-34.280701,"freq_skew":0.191142,"avlc":{"src":{"addr":"347453","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZP","mode":"2","label":"SA","blk_id":"7","ack":"!","flight":"IB0621","msg_num":"S42","msg_num_seq":"A","msg_text":"0EV193945V","media-adv":{"err":false,"version":0,"current_link":{"code":"V","descr":"VHF ACARS","established":true,"time":{"hour":19,"min":39,"sec":45}},"links_avail":[{"code":"V","descr":"VHF ACARS"}]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043588,"usec":391846},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.033957,"noise_level":-34.278759,"freq_skew":2.850775,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043588,"usec":392472},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.833000,"noise_level":-35.058914,"freq_skew":1.010718,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043588,"usec":393377},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.995269,"noise_level":-35.962795,"freq_skew":0.823578,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043588,"usec":395122},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.546978,"noise_level":-35.908283,"freq_skew":0.836038,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2772,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8470,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[113,117]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043588,"usec":395396},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.250515,"noise_level":-36.598087,"freq_skew":0.628837,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043588,"usec":395507},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-6.522803,"noise_level":-36.598087,"freq_skew":0.049396,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":640,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8435,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[152,166]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":46}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043588,"usec":396605},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519997,"noise_level":-36.366364,"freq_skew":0.806010,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"347453","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043588,"usec":398529},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.284786,"noise_level":-36.029972,"freq_skew":1.522753,"avlc":{"src":{"addr":"4CAFB3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3613,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8505,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[196,4]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043589,"usec":149062},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.184985,"noise_level":-35.292294,"freq_skew":0.700213,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"347453","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NZP","mode":"2","label":"_d","blk_id":"X","ack":"7","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043589,"usec":151252},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233733,"noise_level":-35.142052,"freq_skew":0.704334,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":21284,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043589,"usec":153284},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751396,"noise_level":-35.301170,"freq_skew":0.592612,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043589,"usec":155256},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587337,"noise_level":-35.002945,"freq_skew":-3.482322,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":254,"pdu_id":375,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28444,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[96,53,103,218]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043589,"usec":917639},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.006420,"noise_level":-34.728851,"freq_skew":0.055075,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043589,"usec":917976},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663773,"noise_level":-34.681637,"freq_skew":0.306601,"avlc":{"src":{"addr":"347453","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043589,"usec":927444},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760068,"noise_level":-33.915932,"freq_skew":2.816659,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043590,"usec":673976},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.756018,"noise_level":-34.288734,"freq_skew":0.108920,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":641,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8435,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[36,146]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043590,"usec":674199},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484828,"noise_level":-34.243847,"freq_skew":0.664442,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043590,"usec":674993},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.194391,"noise_level":-34.154762,"freq_skew":0.675404,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"W","ack":"!","sublabel":"MD","msg_text":"PWI/DD320230098.260223078.130219073.050220057.001170012/WD380,DELOG,218056,380M57.NOZHU,223073,380M55.SHIRI,222073,380M54.TOJAQ,223073,380M54.EPACE,221079,380M54/WD360,DELOG,221054.NOZHU,227080.SHIRI,227078.TOJAQ,22"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043591,"usec":441251},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.574539,"noise_level":-33.489346,"freq_skew":0.848689,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"FR12MA","msg_num":"M03","msg_num_seq":"A","msg_text":"193948,37000,2015,  80,N 39.922 W  6.481"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043591,"usec":444136},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.298193,"noise_level":-33.088280,"freq_skew":0.661786,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48195,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":3337,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[35,152,20,203]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043591,"usec":451293},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.484267,"noise_level":-32.593132,"freq_skew":0.837323,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043591,"usec":454651},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385708,"noise_level":-33.075207,"freq_skew":0.829653,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJB","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043592,"usec":197331},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.886479,"noise_level":-32.470577,"freq_skew":-1.330020,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":798,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[124,139,254,39]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44749,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[197,175,77,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043592,"usec":200040},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578658,"noise_level":-32.254269,"freq_skew":-3.480613,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043592,"usec":966010},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.586568,"noise_level":-31.602800,"freq_skew":0.828497,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043592,"usec":966150},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231889,"noise_level":-31.602800,"freq_skew":0.612595,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"W","ack":"!","sublabel":"MD","msg_text":"PWI/DD320230098.260223078.130219073.050220057.001170012/WD380,DELOG,218056,380M57.NOZHU,223073,380M55.SHIRI,222073,380M54.TOJAQ,223073,380M54.EPACE,221079,380M54/WD360,DELOG,221054.NOZHU,227080.SHIRI,227078.TOJAQ,22"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043592,"usec":967659},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.773579,"noise_level":-31.929153,"freq_skew":-1.070065,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043593,"usec":725880},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.647147,"noise_level":-31.692326,"freq_skew":1.773281,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"7","ack":"W","flight":"EC92BG","msg_num":"S41","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043593,"usec":733931},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471903,"noise_level":-30.987452,"freq_skew":0.685794,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043594,"usec":480563},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597080,"noise_level":-30.834927,"freq_skew":0.944222,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":845,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043594,"usec":481788},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.719583,"noise_level":-30.744682,"freq_skew":1.487338,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5052,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44811,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[113,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043595,"usec":247620},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.225999,"noise_level":-30.137932,"freq_skew":2.470091,"avlc":{"src":{"addr":"4CAF2B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILR","mode":"2","label":"B9","blk_id":"9","ack":"!","flight":"FR57VN","msg_num":"M25","msg_num_seq":"A","msg_text":"/EGCC.TI2/024EGCCAF1FF"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043595,"usec":248551},"freq":136975000,"burst_len_octets":204,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204962,"noise_level":-30.054615,"freq_skew":0.648032,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"A","ack":"!","sublabel":"MD","msg_text":"PWI/DD320230098.260223078.130219073.050220057.001170012/WD380,DELOG,218056,380M57.NOZHU,223073,380M55.SHIRI,222073,380M54.TOJAQ,223073,380M54.EPACE,221079,380M54/WD360,DELOG,221054.NOZHU,227080.SHIRI,227078.TOJAQ,228078.EPACE,226084/WD340,DELOG,222052.NOZHU,228087.SHIRI,230086.TOJAQ,230085.EPACE,230091/WD320,DELOG,221052.NOZHU,227086.SHIRI,228090.TOJAQ,229089.EPACE,230092C9D1\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":14573},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807147,"noise_level":-29.492741,"freq_skew":0.013970,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":666,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[121,212,25,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":17435},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734750,"noise_level":-30.193535,"freq_skew":2.464411,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LFML"},{"name":"ac_location","value":{"loc":{"lat":41.400002,"lon":-6.800000},"alt":23000}},{"name":"alternate_ground_stations","value":["11928A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":19852},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.913677,"noise_level":-31.222664,"freq_skew":3.132146,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":597,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28669,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[61,161,31,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":21735},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074191,"noise_level":-32.109856,"freq_skew":0.822472,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":23973},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.371633,"noise_level":-32.724464,"freq_skew":0.603581,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62905,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[89,81,190,182]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":25023},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163583,"noise_level":-33.277142,"freq_skew":0.709921,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48214,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":68,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[217,181,44,234]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":25181},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.734694,"noise_level":-33.277142,"freq_skew":1.239537,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8444,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[216,229,118,93]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":770902},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.180781,"noise_level":-33.292160,"freq_skew":-1.072385,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":799,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44749,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[85,127,227,174]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":39,"sec":55}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":773740},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.394276,"noise_level":-32.899899,"freq_skew":2.337090,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23127226","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,150,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":774225},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.990088,"noise_level":-32.861626,"freq_skew":2.966435,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043596,"usec":775797},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.288642,"noise_level":-33.284897,"freq_skew":0.663318,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043597,"usec":533902},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.092909,"noise_level":-33.244896,"freq_skew":-1.386144,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043597,"usec":535225},"freq":136975000,"burst_len_octets":66,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.254490,"noise_level":-33.086716,"freq_skew":0.672985,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"23127226","facilities":[{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043597,"usec":535685},"freq":136975000,"burst_len_octets":204,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237950,"noise_level":-33.047615,"freq_skew":0.670733,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"H1","blk_id":"A","ack":"!","sublabel":"MD","msg_text":"8078.EPACE,226084/WD340,DELOG,222052.NOZHU,228087.SHIRI,230086.TOJAQ,230085.EPACE,230091/WD320,DELOG,221052.NOZHU,227086.SHIRI,228090.TOJAQ,229089.EPACE,230092C9D1\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043597,"usec":536366},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711371,"noise_level":-33.008690,"freq_skew":0.010723,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043597,"usec":536498},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.662802,"noise_level":-33.008690,"freq_skew":2.250440,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKN","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"FR41SF","msg_num":"S92","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043597,"usec":538202},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.805279,"noise_level":-33.712086,"freq_skew":1.440068,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":54,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043597,"usec":538702},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.595856,"noise_level":-33.628265,"freq_skew":1.734921,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LKM","mode":"2","label":"_d","blk_id":"8","ack":"A","flight":"EC92BG","msg_num":"S42","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043598,"usec":297366},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.001045,"noise_level":-32.946671,"freq_skew":-1.228051,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043598,"usec":298317},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152949,"noise_level":-32.869892,"freq_skew":0.658105,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043598,"usec":298450},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.263402,"noise_level":-33.387634,"freq_skew":0.653448,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043598,"usec":298767},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.251567,"noise_level":-33.347160,"freq_skew":2.152861,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043598,"usec":303166},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.467931,"noise_level":-33.108196,"freq_skew":0.646004,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043598,"usec":304868},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614799,"noise_level":-32.952461,"freq_skew":-0.184618,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":666,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28515,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[121,212,25,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043598,"usec":305308},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.382774,"noise_level":-32.988426,"freq_skew":0.854171,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IKN","mode":"2","label":"_d","blk_id":"Z","ack":"9","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043599,"usec":54953},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.704973,"noise_level":-32.968979,"freq_skew":-1.005694,"avlc":{"src":{"addr":"4D2416","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":800,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44749,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[239,43,249,23]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043599,"usec":59689},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.737637,"noise_level":-32.443932,"freq_skew":0.009852,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043599,"usec":62627},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.821065,"noise_level":-32.791843,"freq_skew":2.200919,"avlc":{"src":{"addr":"495150","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":37,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8481,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[31,184,98,179]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043599,"usec":819184},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.227664,"noise_level":-32.312866,"freq_skew":0.606402,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":21654,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043599,"usec":819786},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.249465,"noise_level":-32.483345,"freq_skew":2.224112,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043599,"usec":822436},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692584,"noise_level":-32.756821,"freq_skew":2.043368,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":854,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043600,"usec":585729},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.922319,"noise_level":-31.998627,"freq_skew":1.444690,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043600,"usec":585808},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.317841,"noise_level":-31.964123,"freq_skew":0.671968,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043601,"usec":340354},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.699125,"noise_level":-31.111975,"freq_skew":2.315054,"avlc":{"src":{"addr":"4CAF2B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-ILR","mode":"2","label":"_d","blk_id":"1","ack":"B","flight":"FR57VN","msg_num":"S38","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043602,"usec":101466},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587274,"noise_level":-30.745203,"freq_skew":0.299964,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":458,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":4,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[37,120,53,64]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043602,"usec":102003},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.456035,"noise_level":-31.261280,"freq_skew":0.770414,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043602,"usec":103926},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.385102,"noise_level":-31.072781,"freq_skew":2.164720,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3058,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[87,19]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043602,"usec":863936},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.076626,"noise_level":-30.472454,"freq_skew":0.827346,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":21732,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043602,"usec":867016},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.578418,"noise_level":-30.187166,"freq_skew":0.595834,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":614,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28579,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[196,230,167,195]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043602,"usec":873374},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.224483,"noise_level":-29.883808,"freq_skew":2.398445,"avlc":{"src":{"addr":"4CAE9C","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3059,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28656,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[26,164]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043603,"usec":622864},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171391,"noise_level":-29.802879,"freq_skew":0.703033,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440425","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48225,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":69,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[27,150,29,102]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043603,"usec":623285},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.140350,"noise_level":-29.776070,"freq_skew":1.937886,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043604,"usec":384635},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.656837,"noise_level":-29.057159,"freq_skew":0.636904,"avlc":{"src":{"addr":"440425","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043604,"usec":390311},"freq":136975000,"burst_len_octets":98,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.786214,"noise_level":-29.569790,"freq_skew":3.026709,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"8D","blk_id":"1","ack":"!","flight":"EC81CR","msg_num":"M17","msg_num_seq":"A","msg_text":"0102,93,0042,89,----,---,0144,2035,LPPT,LFBD\r\n\r\n\r\n\r\n\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":150723},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572330,"noise_level":-29.337664,"freq_skew":0.968691,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[21,253,67,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":153343},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.762148,"noise_level":-29.325790,"freq_skew":0.755999,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":682,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":10,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":153527},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679847,"noise_level":-29.325790,"freq_skew":0.742700,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":157128},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.258681,"noise_level":-29.639587,"freq_skew":0.737295,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400E14","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":11,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[145,161,216,17]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":916679},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.512900,"noise_level":-29.823868,"freq_skew":-0.789705,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22055203","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":3,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":921338},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.332036,"noise_level":-29.454994,"freq_skew":0.803416,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440DB0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IDX","mode":"2","label":"_d","blk_id":"Y","ack":"1","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":922073},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.726487,"noise_level":-29.658957,"freq_skew":-0.893352,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":354,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":true,"unknown_proto":{"data":[133,0,62,1,0,0,0,1,0,0,0,0,32,0,94,56,37,31,0,55,34,23,97,222,253,210,233,18,247,154,1,3,132,11,184,11,71,0,39,65,84,70,76,0,72,90,131]}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":922073},"freq":136975000,"burst_len_octets":176,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.726487,"noise_level":-29.658957,"freq_skew":-0.893352,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0],"dst_nsap":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":354,"segment_offset":0,"pdu_total_len":140},"reasm_status":"skipped","options":[{"name":"lref","value":[0]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":3,"type_name":"ATN system management","category_id":3,"category_name":"none","route_policy":0}}]}},{"name":"priority","value":[14]}],"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":0,"credit_offered":32,"credit_avail":0,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,84,70,76,0,72,90,131],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043605,"usec":923242},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.577727,"noise_level":-29.580088,"freq_skew":-0.958931,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":355,"idrp":{"err":false,"pdu_type":1,"pdu_type_name":"Open","seq":1,"ack":1,"credit_offered":32,"credit_avail":0,"hold_time":900,"max_pdu_size":3000,"src_rdi":[71,0,39,65,84,70,76,0,72,90,131],"ribatts_set":[{"name":"ribatt","value":[{"name":"security","value":{"reg_id":[6,4,43,27,0,0]}}]}],"auth_mech":1,"auth_mech_name":"simple checksum"}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043606,"usec":679622},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.065928,"noise_level":-29.146204,"freq_skew":3.053864,"avlc":{"src":{"addr":"440DB0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043606,"usec":682633},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.518232,"noise_level":-28.949289,"freq_skew":-0.832392,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":1,"unknown_proto":{"data":[65,97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043607,"usec":437366},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320092,"noise_level":-28.756741,"freq_skew":1.816466,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[206,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043607,"usec":440421},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161756,"noise_level":-29.441097,"freq_skew":0.759905,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62914,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":9,"credit":15,"rseq":0,"variable_part_params":[{"name":"checksum","value":[55,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043607,"usec":440801},"freq":136975000,"burst_len_octets":195,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787705,"noise_level":-29.389736,"freq_skew":-0.671510,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":356,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":2,"ack":1,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043607,"usec":440801},"freq":136975000,"burst_len_octets":195,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.787705,"noise_level":-29.389736,"freq_skew":-0.671510,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043607,"usec":440801},"freq":136975000,"burst_len_octets":195,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.787705,"noise_level":-29.389736,"freq_skew":-0.671510,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":357,"idrp":{"err":false,"pdu_type":2,"pdu_type_name":"Update","seq":2,"ack":2,"credit_offered":32,"credit_avail":3,"path_attributes":[{"name":"route","value":{"id":6,"localpref":0}},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"supported_atsc_classes","value":["A","B","C","D","E","F","G","H"]}]}},{"name":"rd_path","value":[{"name":"rd_seq","value":[[71,0,39,65,84,70,76,0,72,90,131]]}]},{"name":"rd_hop_count","value":1},{"name":"capacity","value":13}],"nlri_list":[{"proto":"CLNP","prefix_len":88,"dst_prefix":[71,0,39,65,84,70,76,0,72,90,131]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043607,"usec":443121},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.793978,"noise_level":-29.212337,"freq_skew":3.334508,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":203,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28627,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[6,87,14,20]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":211720},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.355555,"noise_level":-29.033070,"freq_skew":1.101412,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":653,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28500,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[21,253,67,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":212272},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.162937,"noise_level":-29.008532,"freq_skew":0.846815,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400E14","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":11,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[145,161,216,17]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":213102},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.609358,"noise_level":-29.875957,"freq_skew":0.865954,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":610,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28575,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[235,172,194,177]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":218472},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148326,"noise_level":-29.688251,"freq_skew":0.839528,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":21904,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":5,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":961470},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.313430,"noise_level":-29.375950,"freq_skew":1.336350,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":320,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":961729},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.695254,"noise_level":-29.375950,"freq_skew":0.495727,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8490,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[16,199]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":961895},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796839,"noise_level":-30.272644,"freq_skew":3.245478,"avlc":{"src":{"addr":"4B1A5F","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":962290},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.949614,"noise_level":-30.244349,"freq_skew":-0.696186,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043608,"usec":962706},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.078111,"noise_level":-30.188028,"freq_skew":0.828344,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400E14","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043609,"usec":724361},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.492546,"noise_level":-29.857578,"freq_skew":0.654717,"avlc":{"src":{"addr":"4D2501","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5993,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":4,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043609,"usec":724505},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.919486,"noise_level":-29.857578,"freq_skew":-0.767440,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043609,"usec":725782},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.186983,"noise_level":-29.723515,"freq_skew":0.601859,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043609,"usec":726116},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.380707,"noise_level":-29.696949,"freq_skew":0.771402,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043609,"usec":732196},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.238479,"noise_level":-29.333315,"freq_skew":0.589805,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2501","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043610,"usec":487627},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151422,"noise_level":-29.979492,"freq_skew":0.686093,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62916,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":51,"credit":15,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[21,188,37,34]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043610,"usec":490853},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301634,"noise_level":-30.621557,"freq_skew":1.596079,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":55,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8450,"credit":3,"rseq":7,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":7,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[90,130,159,4]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043611,"usec":247306},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.213795,"noise_level":-30.274527,"freq_skew":0.670704,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"400E14","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48228,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":66,"credit":11,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[145,161,216,17]},{"name":"flow_control","value":{"acked_tpdu_nr":12,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043611,"usec":248143},"freq":136975000,"burst_len_octets":107,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.536410,"noise_level":-30.202564,"freq_skew":1.092674,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDH","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"VY43XR","msg_num":"F34","msg_num_seq":"A","sublabel":"M1","msg_text":"PRG/TS194008,102626/DTLEST,35O,68,203108,116/FNVLG43XRE42D"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043611,"usec":248739},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.289277,"noise_level":-30.146515,"freq_skew":1.785286,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":729,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28476,"credit":3,"rseq":8,"variable_part_params":[{"name":"checksum","value":[206,76]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043611,"usec":248950},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.026781,"noise_level":-30.146515,"freq_skew":0.670936,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043611,"usec":251052},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.964953,"noise_level":-30.146290,"freq_skew":0.931826,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043611,"usec":251962},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.724475,"noise_level":-30.035267,"freq_skew":-0.146780,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":642,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043611,"usec":252189},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.297209,"noise_level":-30.035267,"freq_skew":0.660172,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CA813","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48244,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":27,"credit":10,"rseq":7,"variable_part_params":[{"name":"checksum","value":[158,89]},{"name":"flow_control","value":{"acked_tpdu_nr":8,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":6826},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.732823,"noise_level":-29.710472,"freq_skew":1.165186,"avlc":{"src":{"addr":"400E14","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":11738},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832292,"noise_level":-30.303844,"freq_skew":2.710088,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1311,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28600,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[123,41]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":15036},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.934092,"noise_level":-30.106979,"freq_skew":1.796148,"avlc":{"src":{"addr":"4CA813","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":772998},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.474135,"noise_level":-30.997929,"freq_skew":1.397297,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":774196},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.889082,"noise_level":-30.875551,"freq_skew":2.744079,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1312,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28600,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[219,160]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":11}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":775991},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.987771,"noise_level":-30.862041,"freq_skew":0.705126,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":780118},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713509,"noise_level":-30.505466,"freq_skew":0.723806,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":6,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"LFLL"},{"name":"ac_location","value":{"loc":{"lat":42.200001,"lon":-3.400000},"alt":37000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":780118},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.713509,"noise_level":-30.505466,"freq_skew":0.723806,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"EC47NL","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043612,"usec":780118},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.713509,"noise_level":-30.505466,"freq_skew":0.723806,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,49,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043613,"usec":535108},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692021,"noise_level":-31.338528,"freq_skew":-0.252328,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":210,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44789,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[117,253,239,244]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043614,"usec":296071},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.729607,"noise_level":-31.618395,"freq_skew":2.781796,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043615,"usec":62761},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641976,"noise_level":-30.131666,"freq_skew":0.280127,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":414,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043615,"usec":63384},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.624224,"noise_level":-30.385550,"freq_skew":1.328985,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043615,"usec":828531},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253513,"noise_level":-30.075304,"freq_skew":0.525137,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[92,212,72,205]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043615,"usec":829235},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.296173,"noise_level":-30.047644,"freq_skew":1.647595,"avlc":{"src":{"addr":"347288","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":775,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28676,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[19,133,37,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043615,"usec":832315},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.925330,"noise_level":-29.775763,"freq_skew":-0.758296,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":65535,"net":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043615,"usec":832969},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.945747,"noise_level":-29.722389,"freq_skew":0.693396,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48262,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":10,"variable_part_params":[{"name":"atn_checksum","value":[50,24,55,220]},{"name":"flow_control","value":{"acked_tpdu_nr":11,"acked_subseq":4,"acked_credit":4}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043616,"usec":573958},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.664436,"noise_level":-29.864138,"freq_skew":0.628796,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"Q0","blk_id":"0","ack":"!","flight":"EC47NL","msg_num":"S15","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043616,"usec":573958},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.664436,"noise_level":-29.864138,"freq_skew":0.628796,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,6,49,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043616,"usec":575365},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.959992,"noise_level":-30.803652,"freq_skew":0.804140,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"21003061","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043616,"usec":576400},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.989561,"noise_level":-30.713730,"freq_skew":-3.362240,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":40,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64000,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[116,169,92,37]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043617,"usec":342083},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325816,"noise_level":-30.221039,"freq_skew":0.680261,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043617,"usec":344214},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.789819,"noise_level":-30.202543,"freq_skew":0.962443,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043617,"usec":348636},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218606,"noise_level":-30.485888,"freq_skew":0.663206,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":22135,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043618,"usec":108132},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.589105,"noise_level":-30.456888,"freq_skew":2.126456,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7268,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28710,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[101,212]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043618,"usec":112849},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.325015,"noise_level":-30.116251,"freq_skew":0.654243,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440631","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-LQB","mode":"2","label":"_d","blk_id":"Z","ack":"0","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043618,"usec":115798},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.521249,"noise_level":-30.094143,"freq_skew":0.093619,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":414,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043618,"usec":863057},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.901387,"noise_level":-29.634493,"freq_skew":0.946275,"avlc":{"src":{"addr":"440631","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043618,"usec":863234},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.023791,"noise_level":-29.634493,"freq_skew":0.713399,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043619,"usec":635196},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766599,"noise_level":-28.747797,"freq_skew":0.602043,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":846,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[165,112,30,104]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043619,"usec":635196},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.766599,"noise_level":-28.747797,"freq_skew":0.602043,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":847,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44759,"credit":2,"rseq":2,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[225,127,68,71]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043620,"usec":400997},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488801,"noise_level":-28.284769,"freq_skew":0.004836,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[217,247,74,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043621,"usec":153100},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.930114,"noise_level":-27.721668,"freq_skew":0.597326,"avlc":{"src":{"addr":"440CBE","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043621,"usec":919704},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.494758,"noise_level":-27.228792,"freq_skew":2.353951,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043622,"usec":682380},"freq":136975000,"burst_len_octets":78,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.663305,"noise_level":-26.724632,"freq_skew":0.974494,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TNY","mode":"2","label":"16","blk_id":"4","ack":"!","flight":"TP1337","msg_num":"M57","msg_num_seq":"A","msg_text":"1940,35011,11960,N 432812,W  61221"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043622,"usec":685036},"freq":136975000,"burst_len_octets":111,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759562,"noise_level":-26.630945,"freq_skew":-0.689137,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,69,83,0,1,67,77,1,1,0,0,106,168,48,49,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":358,"segment_offset":0,"pdu_total_len":91},"reasm_status":"skipped","options":[{"name":"lref","value":[1]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"priority","value":[11]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2568,"dst_ref":28571,"disc_reason_code":133,"disc_reason":"Protocol error","variable_part_params":[{"name":"atn_checksum","value":[229,78,130,17]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043623,"usec":456244},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604747,"noise_level":-26.301800,"freq_skew":0.263356,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":396,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28441,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[217,247,74,45]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043623,"usec":457537},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780339,"noise_level":-27.149679,"freq_skew":-0.887787,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043623,"usec":458212},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.040397,"noise_level":-27.693485,"freq_skew":0.676061,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[4,226,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043624,"usec":198381},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679833,"noise_level":-28.258671,"freq_skew":-0.695808,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":359,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2570,"dst_ref":8585,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[61,217,221,43]}]}],"x225_spdu":{"spdu_id":160,"spdu_type":"Short Refuse Continue"}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043624,"usec":200892},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.666389,"noise_level":-28.147001,"freq_skew":1.340594,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":4161,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043624,"usec":962648},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.211340,"noise_level":-27.884714,"freq_skew":0.827381,"avlc":{"src":{"addr":"4951D9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043624,"usec":963523},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.634962,"noise_level":-27.820360,"freq_skew":-3.014949,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":343,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043624,"usec":963717},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.543950,"noise_level":-27.820360,"freq_skew":2.459643,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4504,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28691,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[196,136]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043624,"usec":963922},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.486736,"noise_level":-28.768885,"freq_skew":2.909347,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043624,"usec":965091},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777720,"noise_level":-28.674057,"freq_skew":0.002858,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043624,"usec":969604},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661637,"noise_level":-28.510555,"freq_skew":-0.666655,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":360,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8585,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[78,156,52,227]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"ERROR","choice":"dM62ErrorInformation","data":{"error_info":"insufficientResources"}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"dM98FreeText","data":{"free_text":"AIRCREW HAS INHIBITED CPDLC"}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043625,"usec":722999},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.039039,"noise_level":-29.057621,"freq_skew":0.729496,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[218,66]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043625,"usec":723127},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941788,"noise_level":-29.057621,"freq_skew":2.775764,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":25,"dst_ref":8595,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[112,109]},{"name":"called_responding_transport_selector","value":[2,2]},{"name":"tpdu_size","value":512},{"name":"checksum","value":[176,233]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043625,"usec":724668},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.079614,"noise_level":-28.935272,"freq_skew":0.732685,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043625,"usec":729270},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.393119,"noise_level":-28.672024,"freq_skew":-0.815190,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043626,"usec":481210},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509067,"noise_level":-28.462414,"freq_skew":-0.871636,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":361,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2570,"dst_ref":8585,"variable_part_params":[{"name":"atn_checksum","value":[4,4,172,68]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043627,"usec":242672},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847440,"noise_level":-28.747898,"freq_skew":2.701218,"avlc":{"src":{"addr":"49D42B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043627,"usec":244579},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233792,"noise_level":-28.606379,"freq_skew":0.866276,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[4,226,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043627,"usec":248893},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703234,"noise_level":-28.629904,"freq_skew":2.122273,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":616,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28583,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[138,247,74,77]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043627,"usec":252032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795538,"noise_level":-28.490280,"freq_skew":1.434749,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043628,"usec":9878},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.796861,"noise_level":-28.375616,"freq_skew":1.194073,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5002,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043628,"usec":13823},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587532,"noise_level":-28.834721,"freq_skew":2.025748,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043628,"usec":15129},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336664,"noise_level":-29.265726,"freq_skew":1.338951,"avlc":{"src":{"addr":"4D2265","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":6639,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8416,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[129,155]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043628,"usec":762098},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.140682,"noise_level":-29.165346,"freq_skew":0.727160,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":0,"variable_part_params":[{"name":"checksum","value":[218,66]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":4,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043628,"usec":765628},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642385,"noise_level":-28.870985,"freq_skew":0.614437,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043628,"usec":769514},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.372482,"noise_level":-28.975563,"freq_skew":-0.294452,"avlc":{"src":{"addr":"495214","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043629,"usec":531039},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231040,"noise_level":-28.782440,"freq_skew":0.713239,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"501C08","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":22427,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043629,"usec":531138},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.692836,"noise_level":-28.782440,"freq_skew":2.195626,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043629,"usec":534853},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686178,"noise_level":-29.126335,"freq_skew":0.206270,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":415,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28562,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[212,221,132,83]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043630,"usec":295399},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.169099,"noise_level":-28.954182,"freq_skew":0.588485,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[4,226,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043630,"usec":296183},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.085139,"noise_level":-28.919075,"freq_skew":-2.896097,"avlc":{"src":{"addr":"501C08","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043630,"usec":298514},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.102287,"noise_level":-28.750942,"freq_skew":0.769974,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"503D72","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48282,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":10,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[194,151,33,38]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":4,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043630,"usec":300148},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744263,"noise_level":-29.553574,"freq_skew":-3.361905,"avlc":{"src":{"addr":"4006EB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":215,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":120.000000,"flags":224,"pdu_id":64,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":2,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043630,"usec":300744},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161415,"noise_level":-29.955276,"freq_skew":0.762389,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62942,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":56,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[98,68,56,66]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":29}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":127.325000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":59005},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.842213,"noise_level":-29.502733,"freq_skew":2.065058,"avlc":{"src":{"addr":"4951CA","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":59941},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.874448,"noise_level":-29.476833,"freq_skew":0.848714,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4006EB","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":61069},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.407409,"noise_level":-29.476833,"freq_skew":1.226566,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":321,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28558,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[233,156,205,38]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":61168},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.439029,"noise_level":-29.476833,"freq_skew":0.068847,"avlc":{"src":{"addr":"4ACAA5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":397,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8561,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[34,164,7,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":61775},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704350,"noise_level":-29.883114,"freq_skew":1.035032,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8444,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[86,188,90,216]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8444,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[105,91,41,180]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":29}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":63213},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602611,"noise_level":-29.829082,"freq_skew":0.170352,"avlc":{"src":{"addr":"503D72","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":817309},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.761324,"noise_level":-29.537771,"freq_skew":2.475333,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1399,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28556,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[88,120]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":817893},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.320871,"noise_level":-29.485838,"freq_skew":0.822415,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62944,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[174,30,240,97]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":821276},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883186,"noise_level":-29.230740,"freq_skew":1.528400,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":5053,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043631,"usec":826363},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.537202,"noise_level":-28.934193,"freq_skew":1.474599,"avlc":{"src":{"addr":"440CCC","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043632,"usec":579902},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.785695,"noise_level":-29.081984,"freq_skew":1.099068,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043632,"usec":582452},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.111898,"noise_level":-28.862373,"freq_skew":0.705019,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[4,226,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043632,"usec":588003},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.247350,"noise_level":-28.601288,"freq_skew":1.762850,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LPPT"},{"name":"ac_location","value":{"loc":{"lat":39.799999,"lon":-5.700000},"alt":124000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043632,"usec":589089},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093869,"noise_level":-28.774052,"freq_skew":0.798902,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE48","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043633,"usec":343455},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.777649,"noise_level":-28.950769,"freq_skew":2.216213,"avlc":{"src":{"addr":"4CA765","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":7269,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8381,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[51,11]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043633,"usec":343706},"freq":136975000,"burst_len_octets":67,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.212103,"noise_level":-28.950769,"freq_skew":0.782076,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62947,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":6,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[194,106]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LECM","facility_name":"MADRID","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":136.525000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043633,"usec":345614},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400893,"noise_level":-29.374176,"freq_skew":1.790560,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".9H-QBN","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"FR01PH","msg_num":"S17","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043633,"usec":348325},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.469697,"noise_level":-29.147150,"freq_skew":2.350451,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":5,"retry":0}},{"name":"dst_airport","value":"LEZL"},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043633,"usec":350019},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.425242,"noise_level":-29.048122,"freq_skew":1.596339,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"23221030","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,77,34,24,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":103762},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.941690,"noise_level":-28.925907,"freq_skew":1.150383,"avlc":{"src":{"addr":"48C2B8","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":104568},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.701311,"noise_level":-29.654640,"freq_skew":2.335362,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4505,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8489,"credit":3,"rseq":4,"variable_part_params":[{"name":"checksum","value":[20,108]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":105791},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.462718,"noise_level":-30.351574,"freq_skew":2.212338,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"FR08GY","msg_num":"S71","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":111120},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.643678,"noise_level":-30.070168,"freq_skew":2.313990,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4506,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8489,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[216,176]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":32}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":864549},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.933039,"noise_level":-30.003284,"freq_skew":0.849159,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":866110},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.223353,"noise_level":-30.276932,"freq_skew":0.847420,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE48","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":866219},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.364667,"noise_level":-30.276932,"freq_skew":0.654870,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62948,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":15,"rseq":4,"variable_part_params":[{"name":"checksum","value":[54,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":868254},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.204320,"noise_level":-30.242861,"freq_skew":0.631351,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE48","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IHV","mode":"2","label":"_d","blk_id":"Z","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":874838},"freq":136975000,"burst_len_octets":55,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328399,"noise_level":-31.009369,"freq_skew":1.111460,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8444,"sseq":8,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[206,3,40,11]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":8,"msg_ref":8,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":33}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043634,"usec":875901},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.399374,"noise_level":-30.917301,"freq_skew":1.817359,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":632269},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.911836,"noise_level":-31.248398,"freq_skew":0.280216,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":459,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8398,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[227,14,67,142]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":632269},"freq":136975000,"burst_len_octets":83,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.911836,"noise_level":-31.248398,"freq_skew":0.280216,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":460,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8398,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[23,114,37,236]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":34}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":632473},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.377031,"noise_level":-31.992664,"freq_skew":0.716310,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62949,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":56,"credit":15,"rseq":9,"variable_part_params":[{"name":"atn_checksum","value":[4,234,35,12]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":632597},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.661481,"noise_level":-31.992664,"freq_skew":1.101741,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28707,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[6,226,98,41]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":33}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":633586},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.161618,"noise_level":-31.889629,"freq_skew":0.620605,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62950,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8444,"dst_ref":56,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[148,84,241,154]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":633947},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.117070,"noise_level":-31.855553,"freq_skew":0.715892,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62933,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[4,226,163,150]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":634081},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.856352,"noise_level":-31.821611,"freq_skew":2.737866,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGKK"},{"name":"ac_location","value":{"loc":{"lat":40.900002,"lon":-2.700000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":634945},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744931,"noise_level":-31.754122,"freq_skew":2.305448,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1400,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8508,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[210,160]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":636132},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808494,"noise_level":-31.947918,"freq_skew":-0.287397,"avlc":{"src":{"addr":"4952C2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":478,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8501,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[148,2,206,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":636627},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.847789,"noise_level":-31.947918,"freq_skew":2.458950,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":637922},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.077076,"noise_level":-32.943184,"freq_skew":0.699168,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48290,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":57,"credit":10,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[165,194,154,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":639136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.014985,"noise_level":-33.164093,"freq_skew":2.246162,"avlc":{"src":{"addr":"4CAE48","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043635,"usec":639373},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.927288,"noise_level":-33.164093,"freq_skew":1.188342,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":0,"unknown_proto":{"data":[33]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043636,"usec":386032},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.602751,"noise_level":-32.891640,"freq_skew":0.799519,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62950,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8444,"dst_ref":56,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[148,84,241,154]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043636,"usec":388550},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.282150,"noise_level":-32.553455,"freq_skew":0.682232,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C2","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043636,"usec":388726},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.406316,"noise_level":-32.516678,"freq_skew":0.604038,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48292,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":57,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[194,122,239,29]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":35}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043636,"usec":388817},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.622546,"noise_level":-32.516678,"freq_skew":0.930257,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":318,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":56,"dst_ref":8444,"variable_part_params":[{"name":"atn_checksum","value":[168,144,193,188]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043636,"usec":389741},"freq":136975000,"burst_len_octets":31,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743354,"noise_level":-32.480057,"freq_skew":0.076817,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":4,"unknown_proto":{"data":[161,193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043636,"usec":389741},"freq":136975000,"burst_len_octets":31,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.743354,"noise_level":-32.480057,"freq_skew":0.076817,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":4,"unknown_proto":{"data":[161,193,225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043636,"usec":391609},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.683281,"noise_level":-32.942997,"freq_skew":2.632094,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-EZBO","mode":"2","label":"Q0","blk_id":"9","ack":"!","flight":"U272BT","msg_num":"S48","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043636,"usec":391609},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.683281,"noise_level":-32.942997,"freq_skew":2.632094,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20007740","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,90,89,0,64,15,224,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043637,"usec":158801},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.807460,"noise_level":-33.334106,"freq_skew":1.294320,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":319,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28707,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[218,162,81,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043637,"usec":159345},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.720157,"noise_level":-34.156754,"freq_skew":-0.544936,"avlc":{"src":{"addr":"485A85","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043637,"usec":162646},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.256873,"noise_level":-33.766712,"freq_skew":0.753193,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043637,"usec":166967},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615872,"noise_level":-33.516090,"freq_skew":0.097588,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":4}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043637,"usec":169517},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.827149,"noise_level":-33.232555,"freq_skew":-0.010032,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":3406,"dst_ref":28724,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[171,175,166,55]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043637,"usec":911739},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.358222,"noise_level":-33.153217,"freq_skew":2.679289,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043637,"usec":921299},"freq":136975000,"burst_len_octets":143,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.784898,"noise_level":-32.838268,"freq_skew":-0.852066,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,65,84,70,76,0,72,90,131,0,1,0,0,0,0,0,1,1],"dst_nsap":[71,0,39,129,131,70,82,0,1,67,67,1,67,69,83,45,66,83,84,1],"lifetime":20.000000,"flags":{"SP":true,"MS":false,"ER":false},"segmentation":{"pdu_id":362,"segment_offset":0,"pdu_total_len":123},"reasm_status":"skipped","options":[{"name":"lref","value":[2]},{"name":"qos_maintenance","value":[214]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":18}}]}},{"name":"priority","value":[8]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":2571,"dst_ref":0,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[99,109]},{"name":"calling_transport_selector","value":[67,77]},{"name":"priority","value":6},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"checksum","value":[143,224]},{"name":"atn_checksum","value":[51,202,104,184]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043638,"usec":675166},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.740279,"noise_level":-32.429150,"freq_skew":0.248452,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043638,"usec":675626},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.597041,"noise_level":-32.356792,"freq_skew":2.776973,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043638,"usec":681768},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.744781,"noise_level":-32.038437,"freq_skew":1.696867,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043638,"usec":682496},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.519611,"noise_level":-32.003773,"freq_skew":0.307760,"avlc":{"src":{"addr":"485A86","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043639,"usec":431414},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.564353,"noise_level":-31.731337,"freq_skew":2.119900,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZDC","mode":"2","label":"5U","blk_id":"4","ack":"!","flight":"LS06LX","msg_num":"M29","msg_num_seq":"A","msg_text":"  01 WXRQ   06LX/26 GCFV/EGSS .G-JZDC\r\n/TYP 1/STA EGSS/STA EGNX/STA EGBB"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043639,"usec":432320},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.716599,"noise_level":-31.664543,"freq_skew":-0.793291,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":363,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2572,"dst_ref":8597,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[178,97,213,40]}]}],"x225_spdu":{"spdu_id":160,"spdu_type":"Short Refuse Continue"}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043639,"usec":432977},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.488510,"noise_level":-31.942665,"freq_skew":2.741276,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEV","mode":"2","label":"16","blk_id":"3","ack":"!","flight":"FR3445","msg_num":"M10","msg_num_seq":"A","msg_text":"194036,38005,2134, 128,N 41.522 W  5.744"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043639,"usec":438580},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.273459,"noise_level":-32.134457,"freq_skew":0.678083,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":199940},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591000,"noise_level":-32.316879,"freq_skew":0.598602,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":200832},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.787356,"noise_level":-32.974411,"freq_skew":1.350711,"avlc":{"src":{"addr":"4952D0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":56,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28714,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[224,23,176,236]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":203633},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.028289,"noise_level":-32.670326,"freq_skew":-0.750795,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":207689},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.476342,"noise_level":-32.412712,"freq_skew":-0.664325,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":7}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":208774},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.069218,"noise_level":-32.340488,"freq_skew":-0.970141,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":364,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34888,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[106,169,43,8]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":960388},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.253690,"noise_level":-32.127357,"freq_skew":0.764985,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAD2A","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-HEV","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":960868},"freq":136975000,"burst_len_octets":210,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.652071,"noise_level":-32.158909,"freq_skew":-0.887539,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":365,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8597,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[213,145,116,132]}]}],"x225_spdu":{"spdu_id":224,"spdu_type":"Short Refuse","refusal":"persistent","transport_connection":"release","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":1,"value_descr":"reject (permanent)"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":38}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"ERROR","choice":"dM62ErrorInformation","data":{"error_info":"insufficientResources"}}},{"msg_element":{"choice_label":"FREE TEXT","choice":"dM98FreeText","data":{"free_text":"AIRCREW HAS INHIBITED CPDLC"}}}]}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":960868},"freq":136975000,"burst_len_octets":210,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.652071,"noise_level":-32.158909,"freq_skew":-0.887539,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":366,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":34888,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[139,232,77,153]}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,1,4741763,0]}}}}},"context_mgmt":{"cm_aircraft_message":{"choice":"cmLogonRequest","data":{"atn_context_mgmt_logon_request":{"flight_id":"TFL1TX","long_tsap":{"rdp":[65,84,70,76,0],"short_tsap":{"ars":[72,90,131],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,67,77]}},"ground_initiated_apps":[{"ae_qualifier_version_address":{"ae_qualifier":22,"version":1,"ap_address":{"choice":"longTsap","data":{"long_tsap":{"rdp":[65,84,70,76,0],"short_tsap":{"ars":[72,90,131],"loc_sys_nsel_tsel":[0,1,0,0,0,0,0,1,1,22,0]}}}}}}],"departure_airport":"GCLP","destination_airport":"EHAM"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":961496},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.257058,"noise_level":-32.088760,"freq_skew":0.674749,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-JZDC","mode":"2","label":"RA","blk_id":"S","ack":"4","msg_text":"QUGTWLSXA~1\r\nSA 26/19:26\r\nEGSS 261920Z AUTO 21015KT 9999 BKN016\r\n  OVC041 16/14 Q1006\r\nSA 26/19:26\r\nEGNX 261920Z 20016KT 9999 -RA FEW019\r\n  16/13 Q1001\r\nSA 26/19:26\r\nEGBB 261920Z 19011KT 160V220 9999 SCT019\r\n  BKN032 16/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":962698},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.146523,"noise_level":-32.063023,"freq_skew":0.756897,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952D0","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043640,"usec":963481},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573980,"noise_level":-31.993639,"freq_skew":1.277408,"avlc":{"src":{"addr":"4CAE8D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5660,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8479,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[68,153]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043641,"usec":719383},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607452,"noise_level":-31.621628,"freq_skew":2.135779,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4507,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8489,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[19,241]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":4,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":39}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043641,"usec":721416},"freq":136975000,"burst_len_octets":16,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.751890,"noise_level":-32.439667,"freq_skew":-0.927203,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":true,"rseq":0,"unknown_proto":{"data":[33,65,97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043641,"usec":725061},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.375567,"noise_level":-32.224113,"freq_skew":0.830811,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62961,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":6,"credit":15,"rseq":5,"variable_part_params":[{"name":"checksum","value":[50,133]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043641,"usec":725238},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.642849,"noise_level":-32.888283,"freq_skew":2.648395,"avlc":{"src":{"addr":"4CAD2A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043641,"usec":725602},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.431134,"noise_level":-32.850067,"freq_skew":0.640863,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62962,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":8489,"dst_ref":6,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"checksum","value":[8,213]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043641,"usec":727522},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.804257,"noise_level":-32.698853,"freq_skew":-0.776820,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":1}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043641,"usec":727522},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.804257,"noise_level":-32.698853,"freq_skew":-0.776820,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":367,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":2572,"dst_ref":8597,"variable_part_params":[{"name":"atn_checksum","value":[111,4,119,0]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043642,"usec":487859},"freq":136975000,"burst_len_octets":48,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.552300,"noise_level":-32.513462,"freq_skew":2.431222,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4508,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28691,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[12,130]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":39}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043642,"usec":491563},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.307166,"noise_level":-32.530128,"freq_skew":0.596758,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48302,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7,"credit":10,"rseq":1,"variable_part_params":[{"name":"checksum","value":[96,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043642,"usec":494032},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.668386,"noise_level":-32.633247,"freq_skew":2.450107,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4509,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":6,"dst_ref":8489,"variable_part_params":[{"name":"checksum","value":[98,189]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043643,"usec":246530},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.835324,"noise_level":-32.340675,"freq_skew":1.462352,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":255,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":4,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043643,"usec":248503},"freq":136975000,"burst_len_octets":255,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.237813,"noise_level":-32.127541,"freq_skew":0.696743,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".G-JZDC","mode":"2","label":"RA","blk_id":"S","ack":"4","msg_text":"QUGTWLSXA~1\r\nSA 26/19:26\r\nEGSS 261920Z AUTO 21015KT 9999 BKN016\r\n  OVC041 16/14 Q1006\r\nSA 26/19:26\r\nEGNX 261920Z 20016KT 9999 -RA FEW019\r\n  16/13 Q1001\r\nSA 26/19:26\r\nEGBB 261920Z 19011KT 160V220 9999 SCT019\r\n  BKN032 16/"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043643,"usec":250358},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.349702,"noise_level":-32.076477,"freq_skew":0.577352,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48303,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":7,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[35,249]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":42}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043643,"usec":252944},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.458020,"noise_level":-31.869648,"freq_skew":1.064929,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[183,13,231,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043644,"usec":6485},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.792642,"noise_level":-32.214302,"freq_skew":2.239099,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043644,"usec":8358},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880412,"noise_level":-32.038872,"freq_skew":-0.724721,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043644,"usec":9337},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.445938,"noise_level":-32.077213,"freq_skew":2.037145,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZDC","mode":"2","label":"_d","blk_id":"5","ack":"S","flight":"LS06LX","msg_num":"S94","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043644,"usec":9487},"freq":136975000,"burst_len_octets":89,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.499916,"noise_level":-32.077213,"freq_skew":1.197914,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-KDH","mode":"2","label":"16","blk_id":"9","ack":"!","flight":"VY43XR","msg_num":"M40","msg_num_seq":"A","msg_text":"194036,32998,2031, 100,N 42.291 W  2.019, 718"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043644,"usec":13335},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.587598,"noise_level":-32.359306,"freq_skew":2.483371,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4510,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28691,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[185,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043644,"usec":770072},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.686203,"noise_level":-32.555351,"freq_skew":0.646748,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043644,"usec":772759},"freq":136975000,"burst_len_octets":94,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.329516,"noise_level":-32.372971,"freq_skew":0.757075,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48305,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":57,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[160,247,243,58]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":2,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":43}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LECM,/ATC UNIT MADRID,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043645,"usec":535307},"freq":136975000,"burst_len_octets":47,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.163625,"noise_level":-31.746389,"freq_skew":0.621479,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZDC","mode":"2","label":"RA","blk_id":"T","ack":"!","msg_text":"QUGTWLSXA~1\r\nSA 26/19:26\r\nEGSS 261920Z AUTO 21015KT 9999 BKN016\r\n  OVC041 16/14 Q1006\r\nSA 26/19:26\r\nEGNX 261920Z 20016KT 9999 -RA FEW019\r\n  16/13 Q1001\r\nSA 26/19:26\r\nEGBB 261920Z 19011KT 160V220 9999 SCT019\r\n  BKN032 16/13\r\n  Q1002\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043645,"usec":536132},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.713160,"noise_level":-31.679480,"freq_skew":-0.721789,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":368,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34888,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[221,73,38,247]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043645,"usec":536248},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.874449,"noise_level":-32.012684,"freq_skew":1.288180,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043645,"usec":537021},"freq":136975000,"burst_len_octets":37,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.832247,"noise_level":-31.943701,"freq_skew":-0.930177,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":2,"priority":8,"lifetime":20.000000,"flags":246,"pdu_id":369,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":2571,"dst_ref":34888,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[74,52,236,36]}],"x225_spm_transport_disconnect_reason_code":1,"x225_spm_transport_disconnect_reason":"OK, transport connection not reused"}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043645,"usec":538177},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.871859,"noise_level":-32.137745,"freq_skew":1.268535,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043645,"usec":541813},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.641744,"noise_level":-31.918934,"freq_skew":1.000033,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[67,70,153,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043646,"usec":292171},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.604558,"noise_level":-32.876759,"freq_skew":1.898654,"avlc":{"src":{"addr":"407F7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-JZDC","mode":"2","label":"_d","blk_id":"6","ack":"T","flight":"LS06LX","msg_num":"S95","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043646,"usec":294574},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.748423,"noise_level":-33.221382,"freq_skew":-1.507761,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":644,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28678,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[44,62,0,169]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28678,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[188,205,66,12]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":5,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":44}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043646,"usec":295044},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.704773,"noise_level":-33.181671,"freq_skew":-0.904406,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043646,"usec":295298},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.709098,"noise_level":-33.181671,"freq_skew":-1.769513,"avlc":{"src":{"addr":"408134","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-3.100000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043646,"usec":295785},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.400874,"noise_level":-33.316566,"freq_skew":1.551212,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":7132,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043646,"usec":296951},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.572254,"noise_level":-33.157082,"freq_skew":1.022227,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":320,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28707,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[48,111,131,130]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043646,"usec":300720},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.323488,"noise_level":-32.846645,"freq_skew":0.787713,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407F7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043647,"usec":56279},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.218174,"noise_level":-32.400856,"freq_skew":0.559778,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":79,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,164,175,18]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":46}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.240000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043647,"usec":56902},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.279403,"noise_level":-32.364716,"freq_skew":0.772535,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4952C4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043647,"usec":57144},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.766733,"noise_level":-32.896210,"freq_skew":-1.313147,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043647,"usec":57621},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.612134,"noise_level":-32.857956,"freq_skew":1.062561,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":497,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28624,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[183,13,231,148]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043647,"usec":64875},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.945578,"noise_level":-33.252686,"freq_skew":1.727836,"avlc":{"src":{"addr":"347288","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043647,"usec":820363},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.067863,"noise_level":-33.252686,"freq_skew":-1.329555,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043647,"usec":825106},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.631677,"noise_level":-32.710739,"freq_skew":-1.367949,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":645,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":74,"dst_ref":64018,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":1024},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[101,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[177,230,244,31]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043648,"usec":585020},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.429909,"noise_level":-32.025475,"freq_skew":1.006750,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[87,149,229,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043648,"usec":585417},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.615126,"noise_level":-32.357620,"freq_skew":2.153306,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4510,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28691,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[185,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043648,"usec":588474},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.198631,"noise_level":-33.070332,"freq_skew":0.611275,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043649,"usec":340601},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.665416,"noise_level":-32.762928,"freq_skew":-1.520923,"avlc":{"src":{"addr":"4D22AF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043649,"usec":340987},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.674901,"noise_level":-33.132149,"freq_skew":1.049271,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":156,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28551,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[67,70,153,180]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043649,"usec":341154},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.017886,"noise_level":-33.968472,"freq_skew":0.821822,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043650,"usec":106805},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.125351,"noise_level":-32.386669,"freq_skew":0.681127,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48310,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":79,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[153,164,175,18]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlrq","data":{"release_request":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_uplink_message":{"header":{"msg_id":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":46}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CONTACT [unitname] [frequency]","choice":"uM117UnitNameFrequency","data":{"unit_name_frequency":{"unit_name":{"facility_designation":"LFRR","facility_name":"BREST","facility_function":"control"},"frequency":{"choice":"frequencyvhf","data":{"vhf":{"val":132.240000,"unit":"MHz"}}}}}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043650,"usec":876031},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.513921,"noise_level":-31.494152,"freq_skew":1.887924,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":855,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28628,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[29,245,204,2]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[98,252,25,99]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":49}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043650,"usec":878006},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.556324,"noise_level":-31.268745,"freq_skew":1.134888,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043651,"usec":622851},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.301841,"noise_level":-31.049038,"freq_skew":0.751854,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48313,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[253,120,84,6]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043651,"usec":626423},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.591659,"noise_level":-30.895435,"freq_skew":0.941934,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[87,149,229,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043651,"usec":627796},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.868589,"noise_level":-31.516685,"freq_skew":-0.710778,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":5}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043651,"usec":631578},"freq":136975000,"burst_len_octets":88,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.763417,"noise_level":-31.530170,"freq_skew":-0.871690,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":370,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":2573,"dst_ref":8605,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22,0]},{"name":"calling_transport_selector","value":[112,109]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[200,13,55,159]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,0],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043652,"usec":388498},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.523419,"noise_level":-31.464901,"freq_skew":-3.380359,"avlc":{"src":{"addr":"407E7D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":3}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043652,"usec":388854},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.940859,"noise_level":-32.291462,"freq_skew":0.729700,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2236,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28552,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[153,156,80,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043652,"usec":389508},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.005012,"noise_level":-32.220234,"freq_skew":1.972163,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043652,"usec":390574},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.459414,"noise_level":-32.127502,"freq_skew":2.201194,"avlc":{"src":{"addr":"4CAE96","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4510,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28691,"credit":2,"rseq":1,"variable_part_params":[{"name":"checksum","value":[185,145]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043652,"usec":390711},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.152403,"noise_level":-32.127502,"freq_skew":0.815857,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[54,6,54,191]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043652,"usec":391064},"freq":136975000,"burst_len_octets":56,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.070647,"noise_level":-32.092484,"freq_skew":0.723201,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":71,"sseq":11,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[42,56,122,207]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"NEXT DATA AUTHORITY [facility]","choice":"uM160Facility","data":{"facility":{"choice":"facilityDesignation","data":{"facility_designation":"LPPC"}}}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043652,"usec":394209},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.450631,"noise_level":-31.851223,"freq_skew":1.581507,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043652,"usec":396018},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.066240,"noise_level":-31.716309,"freq_skew":0.607830,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"407E7D","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":148616},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.242468,"noise_level":-32.398144,"freq_skew":0.822453,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":461,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28582,"credit":4,"rseq":12,"variable_part_params":[{"name":"atn_checksum","value":[177,161,122,120]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28582,"sseq":10,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[33,121,45,204]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":10,"msg_ref":12,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":51}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":149697},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.135194,"noise_level":-33.052135,"freq_skew":0.702585,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE96","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":150965},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.711298,"noise_level":-32.859138,"freq_skew":-0.942015,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8605,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,130,81,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":153052},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.274761,"noise_level":-32.633060,"freq_skew":0.602384,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":71,"credit":11,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[251,55,191,28]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":153232},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.710846,"noise_level":-32.633060,"freq_skew":0.544246,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":153366},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.616460,"noise_level":-32.633060,"freq_skew":1.098434,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":40.500000,"lon":-6.700000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":154160},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.548573,"noise_level":-33.328018,"freq_skew":1.013720,"avlc":{"src":{"addr":"400DB2","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":154768},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.614222,"noise_level":-33.545326,"freq_skew":1.003100,"avlc":{"src":{"addr":"405F13","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":158160},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.019464,"noise_level":-34.188103,"freq_skew":0.577913,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62978,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8522,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[190,83,253,79]},{"name":"checksum","value":[157,78]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":919713},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.226474,"noise_level":-34.143730,"freq_skew":0.778822,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62978,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8522,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[190,83,253,79]},{"name":"checksum","value":[157,78]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":924052},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.156729,"noise_level":-33.545208,"freq_skew":2.436054,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1628,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28537,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[183,44]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043653,"usec":924560},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.074984,"noise_level":-33.503994,"freq_skew":0.812865,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043654,"usec":675632},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.795599,"noise_level":-33.209541,"freq_skew":-1.681290,"avlc":{"src":{"addr":"408134","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGLL"},{"name":"ac_location","value":{"loc":{"lat":42.600002,"lon":-3.100000},"alt":32000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043654,"usec":678183},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.137778,"noise_level":-32.897259,"freq_skew":0.857307,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"408134","type":"Aircraft"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":3,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043654,"usec":679581},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.529985,"noise_level":-33.054512,"freq_skew":1.099153,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":315,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28610,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[87,149,229,22]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043654,"usec":680452},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.743115,"noise_level":-33.015556,"freq_skew":-1.803512,"avlc":{"src":{"addr":"408134","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TTSA","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"BA0467","msg_num":"S45","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043654,"usec":680452},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.743115,"noise_level":-33.015556,"freq_skew":-1.803512,"avlc":{"src":{"addr":"408134","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"20100464","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,66,65,87,0,64,129,52,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043654,"usec":681363},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.596927,"noise_level":-33.888218,"freq_skew":2.500566,"avlc":{"src":{"addr":"408040","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":254,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1401,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8508,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[181,16]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043654,"usec":681514},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.202805,"noise_level":-33.888218,"freq_skew":0.853565,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48314,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":58,"credit":10,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[54,6,54,191]},{"name":"flow_control","value":{"acked_tpdu_nr":3,"acked_subseq":4,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043654,"usec":681714},"freq":136975000,"burst_len_octets":69,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.166641,"noise_level":-34.420883,"freq_skew":0.827159,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"408134","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":15,"pkt_type_name":"Call Accepted","chan_group":11,"chan_num":255,"calling_addr":"20100464","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,6,0,255,2,0,172,19,255,255,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043655,"usec":439276},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.549029,"noise_level":-33.718922,"freq_skew":0.711177,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043655,"usec":439753},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.421813,"noise_level":-33.985416,"freq_skew":1.727339,"avlc":{"src":{"addr":"4D2218","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043655,"usec":441693},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.231193,"noise_level":-33.770794,"freq_skew":-0.323918,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":211,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28648,"credit":4,"rseq":11,"variable_part_params":[{"name":"atn_checksum","value":[134,205,249,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043655,"usec":441829},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.991340,"noise_level":-33.770794,"freq_skew":1.074977,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043656,"usec":195825},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.261868,"noise_level":-33.561344,"freq_skew":-1.696239,"avlc":{"src":{"addr":"408134","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043656,"usec":197290},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.221137,"noise_level":-33.952160,"freq_skew":0.703984,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"408134","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".G-TTSA","mode":"2","label":"_d","blk_id":"Y","ack":"8","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043656,"usec":200232},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.493683,"noise_level":-33.612541,"freq_skew":0.648134,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043656,"usec":201190},"freq":136975000,"burst_len_octets":145,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.982903,"noise_level":-33.571007,"freq_skew":0.599863,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62978,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8522,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[190,83,253,79]},{"name":"checksum","value":[157,78]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043656,"usec":202741},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.996905,"noise_level":-34.085907,"freq_skew":0.792869,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62978,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8522,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[190,83,253,79]},{"name":"checksum","value":[157,78]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043656,"usec":961373},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.760534,"noise_level":-33.846004,"freq_skew":-0.074865,"avlc":{"src":{"addr":"4B1A25","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1298AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043656,"usec":962558},"freq":136975000,"burst_len_octets":50,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.790197,"noise_level":-33.676598,"freq_skew":-0.927900,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":371,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8605,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[180,130,81,90]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":51}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043656,"usec":964482},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.936251,"noise_level":-33.551678,"freq_skew":-1.812470,"avlc":{"src":{"addr":"408134","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043657,"usec":723039},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.402712,"noise_level":-33.108414,"freq_skew":1.553437,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44811,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[84,20]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043657,"usec":728135},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.969833,"noise_level":-32.501549,"freq_skew":-0.741568,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":1,"unknown_proto":{"data":[65]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043658,"usec":490391},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.682245,"noise_level":-32.072697,"freq_skew":-0.667711,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":1,"pkt_type_name":"Receive Ready","chan_group":11,"chan_num":255,"rseq":0}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043658,"usec":490391},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.682245,"noise_level":-32.072697,"freq_skew":-0.667711,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":372,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8605,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[18,90,140,94]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043658,"usec":492174},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.610400,"noise_level":-31.865957,"freq_skew":1.824295,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":856,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28628,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[5,173,90,52]}]}],"x227_apdu":{"acse_apdu":{"choice":"rlre","data":{"release_response":{"reason":{"value":0,"value_descr":"normal"}}}},"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":6,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":56}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043658,"usec":492174},"freq":136975000,"burst_len_octets":105,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.610400,"noise_level":-31.865957,"freq_skew":1.824295,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":857,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8565,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[66,18,47,234]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":56}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"CURRENT DATA AUTHORITY","choice":"dM99NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043658,"usec":494074},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.770897,"noise_level":-32.202648,"freq_skew":0.873788,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043658,"usec":495410},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.788029,"noise_level":-32.027451,"freq_skew":2.512069,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":242791},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124353,"noise_level":-31.720734,"freq_skew":0.626734,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48325,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":79,"credit":10,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[83,69,134,176]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":243155},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.216306,"noise_level":-31.687313,"freq_skew":0.613700,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48326,"cotp":{"pdu_list":[{"err":false,"tpdu_code":128,"tpdu_code_descr":"Disconnect Request","extended":false,"src_ref":28628,"dst_ref":79,"disc_reason_code":128,"disc_reason":"Normal disconnect","variable_part_params":[{"name":"atn_checksum","value":[39,120,75,14]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":243155},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.216306,"noise_level":-31.687313,"freq_skew":0.613700,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40966,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":80,"credit":15,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[210,200,246,200]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":243155},"freq":136975000,"burst_len_octets":118,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.216306,"noise_level":-31.687313,"freq_skew":0.613700,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":0,"poll":true,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40967,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":80,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[24,16,106,112]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":0,"msg_ref":0,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"uM227NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":245132},"freq":136975000,"burst_len_octets":189,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.113098,"noise_level":-31.489445,"freq_skew":0.817067,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":6,"more":true,"reasm_status":"in progress","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62978,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8522,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[190,83,253,79]},{"name":"checksum","value":[157,78]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","unknown_proto":{"data":[0]}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":245132},"freq":136975000,"burst_len_octets":189,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.113098,"noise_level":-31.489445,"freq_skew":0.817067,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":3,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":6,"more":false,"reasm_status":"complete","clnp":{"err":false,"compressed":false,"pdu_type":28,"pdu_type_name":"Data","src_nsap":[71,0,39,129,131,80,84,0,1,80,67,76,88,76,80,80,67,48,49,1],"dst_nsap":[71,0,39,65,86,76,71,0,52,102,146,0,0,83,65,65,66,0,0,1],"lifetime":46.500000,"flags":{"SP":true,"MS":false,"ER":true},"segmentation":{"pdu_id":62978,"segment_offset":0,"pdu_total_len":153},"reasm_status":"skipped","options":[{"name":"lref","value":[65]},{"name":"priority","value":[11]},{"name":"security","value":{"reg_id":[6,4,43,27,0,0],"sec_info":[{"name":"traffic_type","value":{"type_id":1,"type_name":"ATN operational","category_id":1,"category_name":"ATSC","route_policy":1}}]}},{"name":"qos_maintenance","value":[192]}],"cotp":{"pdu_list":[{"err":false,"tpdu_code":224,"tpdu_code_descr":"Connect Request","extended":false,"src_ref":8522,"dst_ref":0,"credit":15,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"calling_transport_selector","value":[99,111]},{"name":"called_responding_transport_selector","value":[22]},{"name":"tpdu_size","value":512},{"name":"atn_checksum","value":[190,83,253,79]},{"name":"checksum","value":[157,78]},{"name":"additional_options","value":[0]},{"name":"ack_time_ms","value":1000},{"name":"priority","value":3},{"name":"inactivity_timer_ms","value":360000}]}],"x225_spdu":{"spdu_id":232,"spdu_type":"Short Connect","x227_apdu":{"acse_apdu":{"choice":"aarq","data":{"assoc_request":{"app_ctx_name":[1,3,27,3,1],"ap_title":{"choice":"ap-title-form2","data":{"ap_title_form2":[1,3,27,2,25430019,0]}},"ae_qualifier":{"choice":"ae-qualifier-form2","data":{"ae_qualifier_form2":22}}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":245428},"freq":136975000,"burst_len_octets":35,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.849876,"noise_level":-31.744642,"freq_skew":1.913284,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":858,"cotp":{"pdu_list":[{"err":false,"tpdu_code":192,"tpdu_code_descr":"Disconnect Confirm","extended":false,"src_ref":79,"dst_ref":28628,"variable_part_params":[{"name":"atn_checksum","value":[152,227,68,121]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":245760},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.553759,"noise_level":-31.711130,"freq_skew":2.676531,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":446,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":245985},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759924,"noise_level":-31.711130,"freq_skew":1.916916,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":246241},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.753003,"noise_level":-32.279381,"freq_skew":2.019505,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":859,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8565,"credit":2,"rseq":1,"variable_part_params":[{"name":"atn_checksum","value":[74,241,142,87]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043659,"usec":247744},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.679142,"noise_level":-32.137703,"freq_skew":-0.783457,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":373,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8605,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[103,39,190,9]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":9214},"freq":136975000,"burst_len_octets":84,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.124741,"noise_level":-31.963797,"freq_skew":0.698442,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":6,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40969,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":80,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[86,249,194,214]}]}],"cpdlc":{"atc_uplink_message":{"header":{"msg_id":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":58}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"FREE TEXT","choice":"uM183FreeText","data":{"free_text":"CURRENT ATC UNIT LFRR,BREST,CONTROL"}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":9514},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.328135,"noise_level":-31.929432,"freq_skew":0.488954,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":304,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[238,203]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":9808},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.861025,"noise_level":-31.895199,"freq_skew":-1.013832,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":374,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8605,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[191,123,248,71]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":10577},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.336640,"noise_level":-31.827137,"freq_skew":0.541624,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":72,"dst_ref":8522,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[100,6,118,115]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":16446},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.059959,"noise_level":-32.232201,"freq_skew":0.681117,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62984,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[16,167,144,94]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":17348},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.632704,"noise_level":-32.161453,"freq_skew":1.714758,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":860,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8565,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[159,190,192,2]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":8565,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[91,225,219,51]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":1,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":40,"sec":58}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":770325},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.229424,"noise_level":-32.445599,"freq_skew":0.581318,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40972,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[102,161,85,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":773032},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.865524,"noise_level":-32.124031,"freq_skew":-0.756687,"avlc":{"src":{"addr":"485A83","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":773379},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.690050,"noise_level":-32.089024,"freq_skew":1.169078,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8587,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[132,3,12,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043660,"usec":775731},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.146895,"noise_level":-31.916080,"freq_skew":2.623717,"avlc":{"src":{"addr":"400FE0","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043661,"usec":529627},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.541297,"noise_level":-31.514547,"freq_skew":1.262038,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EHAM"},{"name":"ac_location","value":{"loc":{"lat":40.500000,"lon":-6.700000},"alt":34000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043661,"usec":529820},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.352365,"noise_level":-31.689642,"freq_skew":0.653087,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"440625","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40974,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":80,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[40,149,41,115]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043661,"usec":531177},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509399,"noise_level":-31.557196,"freq_skew":1.437489,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4162,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[248,162]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043661,"usec":532539},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.264915,"noise_level":-31.426737,"freq_skew":0.755008,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":23318,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043661,"usec":533081},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569302,"noise_level":-31.394426,"freq_skew":2.469054,"avlc":{"src":{"addr":"4D224E","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1629,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8510,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[200,168]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043661,"usec":534132},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.644576,"noise_level":-31.503260,"freq_skew":0.916089,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":2773,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":6,"ack":5,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043661,"usec":534413},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.432643,"noise_level":-32.280029,"freq_skew":1.452092,"avlc":{"src":{"addr":"4D2258","type":"Aircraft","status":"Airborne"},"dst":{"addr":"11905A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":5054,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44811,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[84,20]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043662,"usec":292056},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.109797,"noise_level":-31.827755,"freq_skew":2.032593,"avlc":{"src":{"addr":"440625","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043662,"usec":292832},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.590175,"noise_level":-31.875002,"freq_skew":1.136180,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".CS-TVD","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"TP67NP","msg_num":"S49","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043662,"usec":292832},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.590175,"noise_level":-31.875002,"freq_skew":1.136180,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"22251304","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,6,0,255]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,84,65,80,0,73,82,196,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043662,"usec":293136},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.369404,"noise_level":-32.479568,"freq_skew":0.831072,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAE52","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043662,"usec":294128},"freq":136975000,"burst_len_octets":81,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.252448,"noise_level":-32.694374,"freq_skew":0.787281,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":462,"cotp":{"pdu_list":[{"err":false,"tpdu_code":208,"tpdu_code_descr":"Connect Confirm","extended":false,"src_ref":72,"dst_ref":8522,"credit":1,"proto_class":4,"options":0,"use_extended_pdu_formats":false,"variable_part_params":[{"name":"tpdu_size","value":512},{"name":"called_responding_transport_selector","value":[22]},{"name":"calling_transport_selector","value":[99,111]},{"name":"priority","value":3},{"name":"ack_time_ms","value":1000},{"name":"inactivity_timer_ms","value":360000},{"name":"additional_options","value":[0]},{"name":"atn_checksum","value":[100,6,118,115]}]}],"x225_spdu":{"spdu_id":240,"spdu_type":"Short Accept","x227_apdu":{"acse_apdu":{"choice":"aare","data":{"assoc_response":{"app_ctx_name":[1,3,27,3,1],"assoc_result":{"value":0,"value_descr":"accept"}}}},"cpdlc":{}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043662,"usec":297247},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.557413,"noise_level":-32.363640,"freq_skew":0.669946,"avlc":{"src":{"addr":"4CAE52","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":59660},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.984203,"noise_level":-31.975796,"freq_skew":0.603956,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":0,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":47.000000,"flags":192,"pdu_id":40972,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":59,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[102,161,85,5]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":60432},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.080396,"noise_level":-31.907103,"freq_skew":0.603152,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":61439},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.780268,"noise_level":-32.364410,"freq_skew":1.091153,"avlc":{"src":{"addr":"4952C4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119ADA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":61842},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.648855,"noise_level":-32.328426,"freq_skew":1.063429,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":317,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8587,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[7,238,182,164]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":65241},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.107895,"noise_level":-32.045780,"freq_skew":0.686918,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"346692","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":46.500000,"flags":192,"pdu_id":62984,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":72,"credit":15,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[16,167,144,94]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":1}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":812014},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.233571,"noise_level":-31.907835,"freq_skew":0.189836,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":789,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28667,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[135,152,52,187]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":28667,"sseq":1,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[205,240,51,97]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":1,"msg_ref":3,"timestamp":{"date":{"year":2026,"month":10,"day":26},"time":{"hour":19,"min":41,"sec":2}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":814106},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.295767,"noise_level":-32.755032,"freq_skew":0.687229,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4CAFB3","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,6,0,255]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":814366},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.498830,"noise_level":-32.717392,"freq_skew":0.317540,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":790,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":815076},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.703454,"noise_level":-32.787975,"freq_skew":-0.206589,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":5,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":667,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8509,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[221,47,171,171]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":815405},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.327218,"noise_level":-32.750195,"freq_skew":0.595837,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":6,"unknown_proto":{"data":[225]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":816175},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.509039,"noise_level":-32.712578,"freq_skew":1.021442,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8587,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[132,3,12,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":818349},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.569074,"noise_level":-32.600693,"freq_skew":1.030196,"avlc":{"src":{"addr":"4074B5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":1,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":316,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8587,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[132,3,12,107]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":819493},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.334393,"noise_level":-32.972839,"freq_skew":0.723270,"avlc":{"src":{"addr":"346692","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043663,"usec":819728},"freq":136975000,"burst_len_octets":45,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.437538,"noise_level":-32.972839,"freq_skew":0.600670,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"_d","blk_id":"5","ack":"C","flight":"AY087T","msg_num":"S40","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043664,"usec":579331},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.728679,"noise_level":-32.594429,"freq_skew":0.790734,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2237,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"atn_checksum","value":[79,210,118,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043664,"usec":580363},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.208140,"noise_level":-32.484051,"freq_skew":0.878517,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4074B5","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043664,"usec":582767},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.050015,"noise_level":-32.231823,"freq_skew":0.707616,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"AY087T","msg_num":"F80","msg_num_seq":"A","sublabel":"M1","msg_text":"RESREQ/AK,1158AF6"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043665,"usec":338539},"freq":136975000,"burst_len_octets":15,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.000253,"noise_level":-31.815775,"freq_skew":0.678210,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043665,"usec":342079},"freq":136975000,"burst_len_octets":162,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746207,"noise_level":-31.451149,"freq_skew":0.910581,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":67,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":2238,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8533,"credit":1,"rseq":0,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}},{"name":"atn_checksum","value":[104,190,123,99]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043665,"usec":342079},"freq":136975000,"burst_len_octets":162,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.746207,"noise_level":-31.451149,"freq_skew":0.910581,"avlc":{"src":{"addr":"461FA1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OH-LZL","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"AY087T","msg_num":"F81","msg_num_seq":"A","sublabel":"M1","msg_text":"POSN44360W005551,DEMOS,194103,340,LOTEE,194145,AZFIC,M49,21668,234B349"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043665,"usec":345617},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.230124,"noise_level":-31.290339,"freq_skew":1.577064,"avlc":{"src":{"addr":"4CA4ED","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":4162,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8545,"credit":2,"rseq":2,"variable_part_params":[{"name":"checksum","value":[248,162]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043665,"usec":346285},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.249774,"noise_level":-31.258530,"freq_skew":0.632452,"avlc":{"src":{"addr":"129F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"348212","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":47.500000,"flags":192,"pdu_id":48337,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":8,"credit":11,"rseq":11,"variable_part_params":[{"name":"checksum","value":[44,135]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043665,"usec":348063},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.471817,"noise_level":-31.195261,"freq_skew":1.087590,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":256,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28614,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[93,123,56,30]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043666,"usec":110397},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.386762,"noise_level":-30.645674,"freq_skew":-3.361161,"avlc":{"src":{"addr":"344417","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":41,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":64000,"credit":2,"rseq":1,"variable_part_params":[{"name":"flow_control","value":{"acked_tpdu_nr":1,"acked_subseq":0,"acked_credit":10}},{"name":"atn_checksum","value":[236,184,136,199]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043666,"usec":112608},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.699382,"noise_level":-30.528126,"freq_skew":-0.273762,"avlc":{"src":{"addr":"4952C1","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119C1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":668,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043666,"usec":866021},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.113243,"noise_level":-30.429554,"freq_skew":-0.275832,"avlc":{"src":{"addr":"407E7B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1192CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":14,"lifetime":20.000000,"flags":254,"pdu_id":515,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043666,"usec":867843},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.863554,"noise_level":-30.258099,"freq_skew":1.447756,"avlc":{"src":{"addr":"3424D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043666,"usec":870269},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.725259,"noise_level":-30.034634,"freq_skew":0.451039,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"119A8A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.6.0-5843a3a"},"t":{"sec":1793043666,"usec":870862},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.759903,"noise_level":-30.007099,"freq_skew":0.611784,"avlc":{"src":{"addr":"348212","type":"Aircraft","status":"Airborne"},"dst":{"addr":"129F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":304,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":28567,"credit":4,"rseq":12,"variable_part_params":[{"name":"checksum","value":[238,203]}]}]}}}}}}